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Home / DTC / P0500 — Defective Vehicle Speed Sensor, Defective Speedometer, Vehicle Speed Sensor wiring or connector, Communication (CAN) bus problems, Defective transmission or differential Vehicle Speed Sensor drive gear

P0500 — Defective Vehicle Speed Sensor, Defective Speedometer, Vehicle Speed Sensor wiring or connector, Communication (CAN) bus problems, Defective transmission or differential Vehicle Speed Sensor drive gear

Detailed page for trouble code P0500.

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P0500

AUDI P — Powertrain

Defective Vehicle Speed Sensor, Defective Speedometer, Vehicle Speed Sensor wiring or connector, Communication (CAN) bus problems, Defective transmission or differential Vehicle Speed Sensor drive gear

Brand: AUDI
Type: P — Powertrain
AI status
Completed
ready
Completed 100%
Page language: EN

Causes

  • Faulty vehicle speed sensor (VSS) or speedometer sender
  • Damaged, corroded or disconnected VSS wiring or connector
  • Faulty speedometer/gauge cluster
  • Faulty transmission output sensor or drive/reluctor gear
  • CAN-bus or module communication fault (intermittent or lost messages)
  • Poor ground or blown fuse on sensor/supply circuit

Symptoms

  • Check Engine Light (P0500) stored
  • No or erratic speedometer reading
  • Cruise control disabled or unavailable
  • Transmission shift irregularities or limp behavior (depending on vehicle control logic)
  • ABS/TCS warnings if those systems rely on vehicle speed input for some functions
  • Inconsistent or zero vehicle speed data on scan tool live data

What to check

  • Read all DTCs and note freeze-frame and occurrence data
  • Check live data PID for vehicle speed with a scan tool; compare to GPS or driven speed
  • Check for other communication codes (U-codes) that indicate CAN/serial bus problems
  • Visually inspect VSS connector and wiring for corrosion, damage, chafing or pin push-out
  • Backprobe VSS connector and observe signal while spinning wheel/transmission output or driving slowly (with safe jacking/wheel spin procedure)
  • Check power, reference and ground circuits at sensor (and related fuses)

Signal parameters

  • Sensor types vary by model: passive (mag/inductive) produces AC voltage proportional to speed; active (Hall-effect) typically provides 0–5 V square wave referenced to ground
  • At rest: 0 Hz / 0 V signal
  • Active sensor idle/low speed: pulsed 0.2–4.5 V square wave (model-dependent)
  • Frequency increases with speed — typical ranges: 0–2000+ Hz depending on gear ratio and speed (consult service data)
  • Supply/reference: some active sensors use an internal supply or 5 V reference from PCM; check service manual for exact values

Diagnostic algorithm

  1. Connect a full-function scan tool, record stored codes and live vehicle speed PID, and check for related U-codes on the CAN bus.
  2. Verify symptom: compare scan-tool indicated speed to GPS or ground-truth speed (test drive or wheel spin).
  3. Visually inspect VSS connector, wiring harness, and transmission/differential area for damage, corrosion, or contamination; repair as needed.
  4. Backprobe the sensor connector. With ignition on (engine off) verify reference power and ground per service manual; start engine or spin drive to observe signal waveform/frequency with a scope or multimeter.
  5. If passive sensor: measure AC voltage while rotating the drive/reluctor; if no AC or weak signal, replace sensor or inspect reluctor gear. If active sensor: verify 5 V reference and switching output; replace sensor if output absent or out of spec.
  6. Check continuity between sensor connector and PCM pins; repair wiring faults (shorts, opens, high resistance) and secure grounds/fuses.
  7. If wiring and sensor good but data absent on scan tool, check CAN-bus/communication to vehicle cluster and other modules; inspect bus wiring, termination, and related modules for faults.
  8. If cluster speedometer is inoperative while PCM shows correct speed, test/repair instrument cluster.
  9. After repairs, clear codes and road-test to confirm restoration of correct speed signal and that P0500 does not return.

Likely causes

  • Damaged/shorted/open wiring or corroded connector at the VSS
  • Failed VSS (electrical or internal damage)
  • Worn or missing reluctor/drive gear on transmission/differential
  • Intermittent CAN-bus communication or module supplying speed data
  • Faulty speedometer cluster

Fault status

⚠️ Status
P0500 — Vehicle Speed Sensor circuit malfunction: PCM has detected missing/erratic vehicle speed input.
🟡 Repair difficulty: Medium
⏱️ Diagnostic time: 1.0-3.0 hours

Similar codes

P0501 P0502 P0503 P0720 P0721 U0100
Repair manuals

Manual library for AUDI

1,243

Browse 1,243 AUDI manuals: repair procedures, diagnostics, wiring diagrams, component locations, service data and Labor Times by year, model and trim.

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Code

P0500

Generic P — Powertrain

Vehicle Speed Sensor A Circuit

Brand: Generic
Type: P — Powertrain
AI status
Completed
ready
Completed 100%
Page language: EN

Causes

  • Faulty vehicle speed sensor (VSS) or speedometer sender
  • Damaged, corroded or disconnected VSS wiring or connector
  • Faulty speedometer/gauge cluster
  • Faulty transmission output sensor or drive/reluctor gear
  • CAN-bus or module communication fault (intermittent or lost messages)
  • Poor ground or blown fuse on sensor/supply circuit

Symptoms

  • Check Engine Light (P0500) stored
  • No or erratic speedometer reading
  • Cruise control disabled or unavailable
  • Transmission shift irregularities or limp behavior (depending on vehicle control logic)
  • ABS/TCS warnings if those systems rely on vehicle speed input for some functions
  • Inconsistent or zero vehicle speed data on scan tool live data

What to check

  • Read all DTCs and note freeze-frame and occurrence data
  • Check live data PID for vehicle speed with a scan tool; compare to GPS or driven speed
  • Check for other communication codes (U-codes) that indicate CAN/serial bus problems
  • Visually inspect VSS connector and wiring for corrosion, damage, chafing or pin push-out
  • Backprobe VSS connector and observe signal while spinning wheel/transmission output or driving slowly (with safe jacking/wheel spin procedure)
  • Check power, reference and ground circuits at sensor (and related fuses)

Signal parameters

  • Sensor types vary by model: passive (mag/inductive) produces AC voltage proportional to speed; active (Hall-effect) typically provides 0–5 V square wave referenced to ground
  • At rest: 0 Hz / 0 V signal
  • Active sensor idle/low speed: pulsed 0.2–4.5 V square wave (model-dependent)
  • Frequency increases with speed — typical ranges: 0–2000+ Hz depending on gear ratio and speed (consult service data)
  • Supply/reference: some active sensors use an internal supply or 5 V reference from PCM; check service manual for exact values

Diagnostic algorithm

  1. Connect a full-function scan tool, record stored codes and live vehicle speed PID, and check for related U-codes on the CAN bus.
  2. Verify symptom: compare scan-tool indicated speed to GPS or ground-truth speed (test drive or wheel spin).
  3. Visually inspect VSS connector, wiring harness, and transmission/differential area for damage, corrosion, or contamination; repair as needed.
  4. Backprobe the sensor connector. With ignition on (engine off) verify reference power and ground per service manual; start engine or spin drive to observe signal waveform/frequency with a scope or multimeter.
  5. If passive sensor: measure AC voltage while rotating the drive/reluctor; if no AC or weak signal, replace sensor or inspect reluctor gear. If active sensor: verify 5 V reference and switching output; replace sensor if output absent or out of spec.
  6. Check continuity between sensor connector and PCM pins; repair wiring faults (shorts, opens, high resistance) and secure grounds/fuses.
  7. If wiring and sensor good but data absent on scan tool, check CAN-bus/communication to vehicle cluster and other modules; inspect bus wiring, termination, and related modules for faults.
  8. If cluster speedometer is inoperative while PCM shows correct speed, test/repair instrument cluster.
  9. After repairs, clear codes and road-test to confirm restoration of correct speed signal and that P0500 does not return.

Likely causes

  • Damaged/shorted/open wiring or corroded connector at the VSS
  • Failed VSS (electrical or internal damage)
  • Worn or missing reluctor/drive gear on transmission/differential
  • Intermittent CAN-bus communication or module supplying speed data
  • Faulty speedometer cluster

Fault status

⚠️ Status
P0500 — Vehicle Speed Sensor circuit malfunction: PCM has detected missing/erratic vehicle speed input.
🟡 Repair difficulty: Medium
⏱️ Diagnostic time: 1.0-3.0 hours

Similar codes

P0501 P0502 P0503 P0720 P0721 U0100
9,688

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Code

P0500

GWM P — Powertrain

- Speed sensor circuit fault

Brand: GWM
Type: P — Powertrain
AI status
Completed
ready
Completed 100%
Page language: EN

Causes

  • Faulty vehicle speed sensor (VSS) or speedometer sender
  • Damaged, corroded or disconnected VSS wiring or connector
  • Faulty speedometer/gauge cluster
  • Faulty transmission output sensor or drive/reluctor gear
  • CAN-bus or module communication fault (intermittent or lost messages)
  • Poor ground or blown fuse on sensor/supply circuit

Symptoms

  • Check Engine Light (P0500) stored
  • No or erratic speedometer reading
  • Cruise control disabled or unavailable
  • Transmission shift irregularities or limp behavior (depending on vehicle control logic)
  • ABS/TCS warnings if those systems rely on vehicle speed input for some functions
  • Inconsistent or zero vehicle speed data on scan tool live data

What to check

  • Read all DTCs and note freeze-frame and occurrence data
  • Check live data PID for vehicle speed with a scan tool; compare to GPS or driven speed
  • Check for other communication codes (U-codes) that indicate CAN/serial bus problems
  • Visually inspect VSS connector and wiring for corrosion, damage, chafing or pin push-out
  • Backprobe VSS connector and observe signal while spinning wheel/transmission output or driving slowly (with safe jacking/wheel spin procedure)
  • Check power, reference and ground circuits at sensor (and related fuses)

Signal parameters

  • Sensor types vary by model: passive (mag/inductive) produces AC voltage proportional to speed; active (Hall-effect) typically provides 0–5 V square wave referenced to ground
  • At rest: 0 Hz / 0 V signal
  • Active sensor idle/low speed: pulsed 0.2–4.5 V square wave (model-dependent)
  • Frequency increases with speed — typical ranges: 0–2000+ Hz depending on gear ratio and speed (consult service data)
  • Supply/reference: some active sensors use an internal supply or 5 V reference from PCM; check service manual for exact values

Diagnostic algorithm

  1. Connect a full-function scan tool, record stored codes and live vehicle speed PID, and check for related U-codes on the CAN bus.
  2. Verify symptom: compare scan-tool indicated speed to GPS or ground-truth speed (test drive or wheel spin).
  3. Visually inspect VSS connector, wiring harness, and transmission/differential area for damage, corrosion, or contamination; repair as needed.
  4. Backprobe the sensor connector. With ignition on (engine off) verify reference power and ground per service manual; start engine or spin drive to observe signal waveform/frequency with a scope or multimeter.
  5. If passive sensor: measure AC voltage while rotating the drive/reluctor; if no AC or weak signal, replace sensor or inspect reluctor gear. If active sensor: verify 5 V reference and switching output; replace sensor if output absent or out of spec.
  6. Check continuity between sensor connector and PCM pins; repair wiring faults (shorts, opens, high resistance) and secure grounds/fuses.
  7. If wiring and sensor good but data absent on scan tool, check CAN-bus/communication to vehicle cluster and other modules; inspect bus wiring, termination, and related modules for faults.
  8. If cluster speedometer is inoperative while PCM shows correct speed, test/repair instrument cluster.
  9. After repairs, clear codes and road-test to confirm restoration of correct speed signal and that P0500 does not return.

Likely causes

  • Damaged/shorted/open wiring or corroded connector at the VSS
  • Failed VSS (electrical or internal damage)
  • Worn or missing reluctor/drive gear on transmission/differential
  • Intermittent CAN-bus communication or module supplying speed data
  • Faulty speedometer cluster

Fault status

⚠️ Status
P0500 — Vehicle Speed Sensor circuit malfunction: PCM has detected missing/erratic vehicle speed input.
🟡 Repair difficulty: Medium
⏱️ Diagnostic time: 1.0-3.0 hours

Similar codes

P0501 P0502 P0503 P0720 P0721 U0100
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Code

P0500

HUMMER P — Powertrain

Vehicle Speed Sensor (VSS) Circuit

Brand: HUMMER
Type: P — Powertrain
AI status
Completed
ready
Completed 100%
Page language: EN

Causes

  • Faulty vehicle speed sensor (VSS) or speedometer sender
  • Damaged, corroded or disconnected VSS wiring or connector
  • Faulty speedometer/gauge cluster
  • Faulty transmission output sensor or drive/reluctor gear
  • CAN-bus or module communication fault (intermittent or lost messages)
  • Poor ground or blown fuse on sensor/supply circuit

Symptoms

  • Check Engine Light (P0500) stored
  • No or erratic speedometer reading
  • Cruise control disabled or unavailable
  • Transmission shift irregularities or limp behavior (depending on vehicle control logic)
  • ABS/TCS warnings if those systems rely on vehicle speed input for some functions
  • Inconsistent or zero vehicle speed data on scan tool live data

What to check

  • Read all DTCs and note freeze-frame and occurrence data
  • Check live data PID for vehicle speed with a scan tool; compare to GPS or driven speed
  • Check for other communication codes (U-codes) that indicate CAN/serial bus problems
  • Visually inspect VSS connector and wiring for corrosion, damage, chafing or pin push-out
  • Backprobe VSS connector and observe signal while spinning wheel/transmission output or driving slowly (with safe jacking/wheel spin procedure)
  • Check power, reference and ground circuits at sensor (and related fuses)

Signal parameters

  • Sensor types vary by model: passive (mag/inductive) produces AC voltage proportional to speed; active (Hall-effect) typically provides 0–5 V square wave referenced to ground
  • At rest: 0 Hz / 0 V signal
  • Active sensor idle/low speed: pulsed 0.2–4.5 V square wave (model-dependent)
  • Frequency increases with speed — typical ranges: 0–2000+ Hz depending on gear ratio and speed (consult service data)
  • Supply/reference: some active sensors use an internal supply or 5 V reference from PCM; check service manual for exact values

Diagnostic algorithm

  1. Connect a full-function scan tool, record stored codes and live vehicle speed PID, and check for related U-codes on the CAN bus.
  2. Verify symptom: compare scan-tool indicated speed to GPS or ground-truth speed (test drive or wheel spin).
  3. Visually inspect VSS connector, wiring harness, and transmission/differential area for damage, corrosion, or contamination; repair as needed.
  4. Backprobe the sensor connector. With ignition on (engine off) verify reference power and ground per service manual; start engine or spin drive to observe signal waveform/frequency with a scope or multimeter.
  5. If passive sensor: measure AC voltage while rotating the drive/reluctor; if no AC or weak signal, replace sensor or inspect reluctor gear. If active sensor: verify 5 V reference and switching output; replace sensor if output absent or out of spec.
  6. Check continuity between sensor connector and PCM pins; repair wiring faults (shorts, opens, high resistance) and secure grounds/fuses.
  7. If wiring and sensor good but data absent on scan tool, check CAN-bus/communication to vehicle cluster and other modules; inspect bus wiring, termination, and related modules for faults.
  8. If cluster speedometer is inoperative while PCM shows correct speed, test/repair instrument cluster.
  9. After repairs, clear codes and road-test to confirm restoration of correct speed signal and that P0500 does not return.

Likely causes

  • Damaged/shorted/open wiring or corroded connector at the VSS
  • Failed VSS (electrical or internal damage)
  • Worn or missing reluctor/drive gear on transmission/differential
  • Intermittent CAN-bus communication or module supplying speed data
  • Faulty speedometer cluster

Fault status

⚠️ Status
P0500 — Vehicle Speed Sensor circuit malfunction: PCM has detected missing/erratic vehicle speed input.
🟡 Repair difficulty: Medium
⏱️ Diagnostic time: 1.0-3.0 hours

Similar codes

P0501 P0502 P0503 P0720 P0721 U0100
Repair manuals

Manual library for HUMMER

138

Browse 138 HUMMER manuals: repair procedures, diagnostics, wiring diagrams, component locations, service data and Labor Times by year, model and trim.

HUMMER

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Keep it short and practical. Up to 500 characters.
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Code

P0500

LAND ROVER P — Powertrain

Malfunction of the vehicle speed sensor

Brand: LAND ROVER
Type: P — Powertrain
AI status
Completed
ready
Completed 100%
Page language: EN

Causes

  • Faulty vehicle speed sensor (VSS) or speedometer sender
  • Damaged, corroded or disconnected VSS wiring or connector
  • Faulty speedometer/gauge cluster
  • Faulty transmission output sensor or drive/reluctor gear
  • CAN-bus or module communication fault (intermittent or lost messages)
  • Poor ground or blown fuse on sensor/supply circuit

Symptoms

  • Check Engine Light (P0500) stored
  • No or erratic speedometer reading
  • Cruise control disabled or unavailable
  • Transmission shift irregularities or limp behavior (depending on vehicle control logic)
  • ABS/TCS warnings if those systems rely on vehicle speed input for some functions
  • Inconsistent or zero vehicle speed data on scan tool live data

What to check

  • Read all DTCs and note freeze-frame and occurrence data
  • Check live data PID for vehicle speed with a scan tool; compare to GPS or driven speed
  • Check for other communication codes (U-codes) that indicate CAN/serial bus problems
  • Visually inspect VSS connector and wiring for corrosion, damage, chafing or pin push-out
  • Backprobe VSS connector and observe signal while spinning wheel/transmission output or driving slowly (with safe jacking/wheel spin procedure)
  • Check power, reference and ground circuits at sensor (and related fuses)

Signal parameters

  • Sensor types vary by model: passive (mag/inductive) produces AC voltage proportional to speed; active (Hall-effect) typically provides 0–5 V square wave referenced to ground
  • At rest: 0 Hz / 0 V signal
  • Active sensor idle/low speed: pulsed 0.2–4.5 V square wave (model-dependent)
  • Frequency increases with speed — typical ranges: 0–2000+ Hz depending on gear ratio and speed (consult service data)
  • Supply/reference: some active sensors use an internal supply or 5 V reference from PCM; check service manual for exact values

Diagnostic algorithm

  1. Connect a full-function scan tool, record stored codes and live vehicle speed PID, and check for related U-codes on the CAN bus.
  2. Verify symptom: compare scan-tool indicated speed to GPS or ground-truth speed (test drive or wheel spin).
  3. Visually inspect VSS connector, wiring harness, and transmission/differential area for damage, corrosion, or contamination; repair as needed.
  4. Backprobe the sensor connector. With ignition on (engine off) verify reference power and ground per service manual; start engine or spin drive to observe signal waveform/frequency with a scope or multimeter.
  5. If passive sensor: measure AC voltage while rotating the drive/reluctor; if no AC or weak signal, replace sensor or inspect reluctor gear. If active sensor: verify 5 V reference and switching output; replace sensor if output absent or out of spec.
  6. Check continuity between sensor connector and PCM pins; repair wiring faults (shorts, opens, high resistance) and secure grounds/fuses.
  7. If wiring and sensor good but data absent on scan tool, check CAN-bus/communication to vehicle cluster and other modules; inspect bus wiring, termination, and related modules for faults.
  8. If cluster speedometer is inoperative while PCM shows correct speed, test/repair instrument cluster.
  9. After repairs, clear codes and road-test to confirm restoration of correct speed signal and that P0500 does not return.

Likely causes

  • Damaged/shorted/open wiring or corroded connector at the VSS
  • Failed VSS (electrical or internal damage)
  • Worn or missing reluctor/drive gear on transmission/differential
  • Intermittent CAN-bus communication or module supplying speed data
  • Faulty speedometer cluster

Fault status

⚠️ Status
P0500 — Vehicle Speed Sensor circuit malfunction: PCM has detected missing/erratic vehicle speed input.
🟡 Repair difficulty: Medium
⏱️ Diagnostic time: 1.0-3.0 hours

Similar codes

P0501 P0502 P0503 P0720 P0721 U0100
413

Browse 413 LAND ROVER manuals: repair procedures, diagnostics, wiring diagrams, component locations, service data and Labor Times by year, model and trim.

LAND ROVER

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Code

P0500

MERCEDES-BENZ P — Powertrain

Vehicle Speed Sensor Malfunction

Brand: MERCEDES-BENZ
Type: P — Powertrain
AI status
Completed
ready
Completed 100%
Page language: EN

Causes

  • Faulty vehicle speed sensor (VSS) or speedometer sender
  • Damaged, corroded or disconnected VSS wiring or connector
  • Faulty speedometer/gauge cluster
  • Faulty transmission output sensor or drive/reluctor gear
  • CAN-bus or module communication fault (intermittent or lost messages)
  • Poor ground or blown fuse on sensor/supply circuit

Symptoms

  • Check Engine Light (P0500) stored
  • No or erratic speedometer reading
  • Cruise control disabled or unavailable
  • Transmission shift irregularities or limp behavior (depending on vehicle control logic)
  • ABS/TCS warnings if those systems rely on vehicle speed input for some functions
  • Inconsistent or zero vehicle speed data on scan tool live data

What to check

  • Read all DTCs and note freeze-frame and occurrence data
  • Check live data PID for vehicle speed with a scan tool; compare to GPS or driven speed
  • Check for other communication codes (U-codes) that indicate CAN/serial bus problems
  • Visually inspect VSS connector and wiring for corrosion, damage, chafing or pin push-out
  • Backprobe VSS connector and observe signal while spinning wheel/transmission output or driving slowly (with safe jacking/wheel spin procedure)
  • Check power, reference and ground circuits at sensor (and related fuses)

Signal parameters

  • Sensor types vary by model: passive (mag/inductive) produces AC voltage proportional to speed; active (Hall-effect) typically provides 0–5 V square wave referenced to ground
  • At rest: 0 Hz / 0 V signal
  • Active sensor idle/low speed: pulsed 0.2–4.5 V square wave (model-dependent)
  • Frequency increases with speed — typical ranges: 0–2000+ Hz depending on gear ratio and speed (consult service data)
  • Supply/reference: some active sensors use an internal supply or 5 V reference from PCM; check service manual for exact values

Diagnostic algorithm

  1. Connect a full-function scan tool, record stored codes and live vehicle speed PID, and check for related U-codes on the CAN bus.
  2. Verify symptom: compare scan-tool indicated speed to GPS or ground-truth speed (test drive or wheel spin).
  3. Visually inspect VSS connector, wiring harness, and transmission/differential area for damage, corrosion, or contamination; repair as needed.
  4. Backprobe the sensor connector. With ignition on (engine off) verify reference power and ground per service manual; start engine or spin drive to observe signal waveform/frequency with a scope or multimeter.
  5. If passive sensor: measure AC voltage while rotating the drive/reluctor; if no AC or weak signal, replace sensor or inspect reluctor gear. If active sensor: verify 5 V reference and switching output; replace sensor if output absent or out of spec.
  6. Check continuity between sensor connector and PCM pins; repair wiring faults (shorts, opens, high resistance) and secure grounds/fuses.
  7. If wiring and sensor good but data absent on scan tool, check CAN-bus/communication to vehicle cluster and other modules; inspect bus wiring, termination, and related modules for faults.
  8. If cluster speedometer is inoperative while PCM shows correct speed, test/repair instrument cluster.
  9. After repairs, clear codes and road-test to confirm restoration of correct speed signal and that P0500 does not return.

Likely causes

  • Damaged/shorted/open wiring or corroded connector at the VSS
  • Failed VSS (electrical or internal damage)
  • Worn or missing reluctor/drive gear on transmission/differential
  • Intermittent CAN-bus communication or module supplying speed data
  • Faulty speedometer cluster

Fault status

⚠️ Status
P0500 — Vehicle Speed Sensor circuit malfunction: PCM has detected missing/erratic vehicle speed input.
🟡 Repair difficulty: Medium
⏱️ Diagnostic time: 1.0-3.0 hours

Similar codes

P0501 P0502 P0503 P0720 P0721 U0100
856

Browse 856 MERCEDES-BENZ manuals: repair procedures, diagnostics, wiring diagrams, component locations, service data and Labor Times by year, model and trim.

MERCEDES-BENZ

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Code

P0500

MITSUBISHI P — Powertrain

Vehicle speed signal

Brand: MITSUBISHI
Type: P — Powertrain
AI status
Completed
ready
Completed 100%
Page language: EN

Causes

  • Faulty vehicle speed sensor (VSS) or speedometer sender
  • Damaged, corroded or disconnected VSS wiring or connector
  • Faulty speedometer/gauge cluster
  • Faulty transmission output sensor or drive/reluctor gear
  • CAN-bus or module communication fault (intermittent or lost messages)
  • Poor ground or blown fuse on sensor/supply circuit

Symptoms

  • Check Engine Light (P0500) stored
  • No or erratic speedometer reading
  • Cruise control disabled or unavailable
  • Transmission shift irregularities or limp behavior (depending on vehicle control logic)
  • ABS/TCS warnings if those systems rely on vehicle speed input for some functions
  • Inconsistent or zero vehicle speed data on scan tool live data

What to check

  • Read all DTCs and note freeze-frame and occurrence data
  • Check live data PID for vehicle speed with a scan tool; compare to GPS or driven speed
  • Check for other communication codes (U-codes) that indicate CAN/serial bus problems
  • Visually inspect VSS connector and wiring for corrosion, damage, chafing or pin push-out
  • Backprobe VSS connector and observe signal while spinning wheel/transmission output or driving slowly (with safe jacking/wheel spin procedure)
  • Check power, reference and ground circuits at sensor (and related fuses)

Signal parameters

  • Sensor types vary by model: passive (mag/inductive) produces AC voltage proportional to speed; active (Hall-effect) typically provides 0–5 V square wave referenced to ground
  • At rest: 0 Hz / 0 V signal
  • Active sensor idle/low speed: pulsed 0.2–4.5 V square wave (model-dependent)
  • Frequency increases with speed — typical ranges: 0–2000+ Hz depending on gear ratio and speed (consult service data)
  • Supply/reference: some active sensors use an internal supply or 5 V reference from PCM; check service manual for exact values

Diagnostic algorithm

  1. Connect a full-function scan tool, record stored codes and live vehicle speed PID, and check for related U-codes on the CAN bus.
  2. Verify symptom: compare scan-tool indicated speed to GPS or ground-truth speed (test drive or wheel spin).
  3. Visually inspect VSS connector, wiring harness, and transmission/differential area for damage, corrosion, or contamination; repair as needed.
  4. Backprobe the sensor connector. With ignition on (engine off) verify reference power and ground per service manual; start engine or spin drive to observe signal waveform/frequency with a scope or multimeter.
  5. If passive sensor: measure AC voltage while rotating the drive/reluctor; if no AC or weak signal, replace sensor or inspect reluctor gear. If active sensor: verify 5 V reference and switching output; replace sensor if output absent or out of spec.
  6. Check continuity between sensor connector and PCM pins; repair wiring faults (shorts, opens, high resistance) and secure grounds/fuses.
  7. If wiring and sensor good but data absent on scan tool, check CAN-bus/communication to vehicle cluster and other modules; inspect bus wiring, termination, and related modules for faults.
  8. If cluster speedometer is inoperative while PCM shows correct speed, test/repair instrument cluster.
  9. After repairs, clear codes and road-test to confirm restoration of correct speed signal and that P0500 does not return.

Likely causes

  • Damaged/shorted/open wiring or corroded connector at the VSS
  • Failed VSS (electrical or internal damage)
  • Worn or missing reluctor/drive gear on transmission/differential
  • Intermittent CAN-bus communication or module supplying speed data
  • Faulty speedometer cluster

Fault status

⚠️ Status
P0500 — Vehicle Speed Sensor circuit malfunction: PCM has detected missing/erratic vehicle speed input.
🟡 Repair difficulty: Medium
⏱️ Diagnostic time: 1.0-3.0 hours

Similar codes

P0501 P0502 P0503 P0720 P0721 U0100
406

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Code

P0500

SEAT P — Powertrain

VSS sensor - no signal

Brand: SEAT
Type: P — Powertrain
AI status
Completed
ready
Completed 100%
Page language: EN

Causes

  • Faulty vehicle speed sensor (VSS) or speedometer sender
  • Damaged, corroded or disconnected VSS wiring or connector
  • Faulty speedometer/gauge cluster
  • Faulty transmission output sensor or drive/reluctor gear
  • CAN-bus or module communication fault (intermittent or lost messages)
  • Poor ground or blown fuse on sensor/supply circuit

Symptoms

  • Check Engine Light (P0500) stored
  • No or erratic speedometer reading
  • Cruise control disabled or unavailable
  • Transmission shift irregularities or limp behavior (depending on vehicle control logic)
  • ABS/TCS warnings if those systems rely on vehicle speed input for some functions
  • Inconsistent or zero vehicle speed data on scan tool live data

What to check

  • Read all DTCs and note freeze-frame and occurrence data
  • Check live data PID for vehicle speed with a scan tool; compare to GPS or driven speed
  • Check for other communication codes (U-codes) that indicate CAN/serial bus problems
  • Visually inspect VSS connector and wiring for corrosion, damage, chafing or pin push-out
  • Backprobe VSS connector and observe signal while spinning wheel/transmission output or driving slowly (with safe jacking/wheel spin procedure)
  • Check power, reference and ground circuits at sensor (and related fuses)

Signal parameters

  • Sensor types vary by model: passive (mag/inductive) produces AC voltage proportional to speed; active (Hall-effect) typically provides 0–5 V square wave referenced to ground
  • At rest: 0 Hz / 0 V signal
  • Active sensor idle/low speed: pulsed 0.2–4.5 V square wave (model-dependent)
  • Frequency increases with speed — typical ranges: 0–2000+ Hz depending on gear ratio and speed (consult service data)
  • Supply/reference: some active sensors use an internal supply or 5 V reference from PCM; check service manual for exact values

Diagnostic algorithm

  1. Connect a full-function scan tool, record stored codes and live vehicle speed PID, and check for related U-codes on the CAN bus.
  2. Verify symptom: compare scan-tool indicated speed to GPS or ground-truth speed (test drive or wheel spin).
  3. Visually inspect VSS connector, wiring harness, and transmission/differential area for damage, corrosion, or contamination; repair as needed.
  4. Backprobe the sensor connector. With ignition on (engine off) verify reference power and ground per service manual; start engine or spin drive to observe signal waveform/frequency with a scope or multimeter.
  5. If passive sensor: measure AC voltage while rotating the drive/reluctor; if no AC or weak signal, replace sensor or inspect reluctor gear. If active sensor: verify 5 V reference and switching output; replace sensor if output absent or out of spec.
  6. Check continuity between sensor connector and PCM pins; repair wiring faults (shorts, opens, high resistance) and secure grounds/fuses.
  7. If wiring and sensor good but data absent on scan tool, check CAN-bus/communication to vehicle cluster and other modules; inspect bus wiring, termination, and related modules for faults.
  8. If cluster speedometer is inoperative while PCM shows correct speed, test/repair instrument cluster.
  9. After repairs, clear codes and road-test to confirm restoration of correct speed signal and that P0500 does not return.

Likely causes

  • Damaged/shorted/open wiring or corroded connector at the VSS
  • Failed VSS (electrical or internal damage)
  • Worn or missing reluctor/drive gear on transmission/differential
  • Intermittent CAN-bus communication or module supplying speed data
  • Faulty speedometer cluster

Fault status

⚠️ Status
P0500 — Vehicle Speed Sensor circuit malfunction: PCM has detected missing/erratic vehicle speed input.
🟡 Repair difficulty: Medium
⏱️ Diagnostic time: 1.0-3.0 hours

Similar codes

P0501 P0502 P0503 P0720 P0721 U0100
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