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Home / DTC / P0569 — Cruise Control Coast Signal

P0569 — Cruise Control Coast Signal

Detailed page for trouble code P0569.

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Code

P0569

Generic P — Powertrain

Cruise Control Coast Signal

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

Causes

  • Open or shorted coast switch circuit (wiring or connector)
  • Faulty cruise control coast switch (on steering wheel or stalk)
  • Corroded, loose, or damaged connector at switch or module
  • Blown fuse or poor power/ground to cruise/cruise switch circuit
  • Intermittent wiring fault (pinched, chafed, or water intrusion)
  • Faulty cruise control module, BCM, or ECM input driver

Symptoms

  • Cruise control will not coast, set, or maintain speed
  • Cruise control disengages unexpectedly or won't engage
  • Malfunction Indicator Lamp (MIL) or Cruise/Vehicle warning lamp may be illuminated
  • Intermittent or inconsistent cruise control behavior
  • Stored P0569 (possibly along with other cruise-related codes)

What to check

  • Read and record all stored codes and freeze frame data with a scan tool
  • Check for other related codes (brake/clutch/other cruise inputs, power/ground faults)
  • Visually inspect steering wheel switch, connector, and harness for damage or corrosion
  • Verify fuses and power/ground for cruise system and related modules
  • Backprobe coast switch connector and monitor signal with a multimeter or scope while operating switch
  • Wiggle-test wiring through steering column to reproduce intermittent faults

Signal parameters

  • Typical coast switch type: simple momentary switch to ground (active low) or to 12 V depending on vehicle
  • Inactive voltage: typically near battery voltage (approx. 4.5–12 V depending on pull-up) or open circuit
  • Active voltage (switch pressed): typically near 0–0.5 V if active-low, or near battery voltage if active-high
  • Switch continuity when pressed: near 0 Ω between switch terminal and ground (if active-low)
  • Use oscilloscope to confirm clean digital transition; look for bouncing, noise, or intermittent dropouts

Diagnostic algorithm

  1. Retrieve freeze frame and live data. Note related codes and the module reporting P0569.
  2. Visually inspect coast switch, steering column wiring, and connectors for damage, corrosion, or intrusion of water.
  3. Verify power and ground: check relevant fuses and battery voltage at cruise module and switch circuit.
  4. Backprobe the coast switch connector. With a multimeter measure voltage at the input pin while operating the switch: verify expected inactive and active voltages per vehicle design (active typically 0–0.5 V for active-low circuits).
  5. If voltages are incorrect, perform continuity checks from the switch pin to the cruise module/BCM pin using ohmmeter; check for short to ground or short to battery.
  6. Wiggle the steering column harness while monitoring the live signal to detect intermittent faults caused by movement.
  7. If wiring and connectors are good, isolate the switch by disconnecting it and testing switch continuity directly. Replace switch if it fails continuity/voltage behavior.
  8. Repair wiring, connectors, or grounds as required. If evidence points to module input driver failure (no change after wiring/switch verified), consider module replacement or bench testing per manufacturer procedures.
  9. Clear codes, perform a road test and verify cruise operation. Re-scan to confirm the code does not return.

Likely causes

  • Faulty coast switch on steering wheel
  • Broken or shorted wire between coast switch and cruise module
  • Corroded connector or poor ground at the switch or module
  • Blown fuse or supply voltage problem to cruise switch circuit
  • Intermittent connector contact due to steering column movement

Fault status

⚠️ Status
Cruise control coast input signal invalid or out of expected range — check coast switch, wiring, fuses, grounds, and module inputs.
🟡 Repair difficulty: Medium
⏱️ Diagnostic time: 0.5-2.0 hours

Similar codes

P0571 P0572 P0562 P0563 P0705
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Code

P0569

GWM P — Powertrain

- Cruise control system brake signal malfunction

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

Causes

  • Open or shorted coast switch circuit (wiring or connector)
  • Faulty cruise control coast switch (on steering wheel or stalk)
  • Corroded, loose, or damaged connector at switch or module
  • Blown fuse or poor power/ground to cruise/cruise switch circuit
  • Intermittent wiring fault (pinched, chafed, or water intrusion)
  • Faulty cruise control module, BCM, or ECM input driver

Symptoms

  • Cruise control will not coast, set, or maintain speed
  • Cruise control disengages unexpectedly or won't engage
  • Malfunction Indicator Lamp (MIL) or Cruise/Vehicle warning lamp may be illuminated
  • Intermittent or inconsistent cruise control behavior
  • Stored P0569 (possibly along with other cruise-related codes)

What to check

  • Read and record all stored codes and freeze frame data with a scan tool
  • Check for other related codes (brake/clutch/other cruise inputs, power/ground faults)
  • Visually inspect steering wheel switch, connector, and harness for damage or corrosion
  • Verify fuses and power/ground for cruise system and related modules
  • Backprobe coast switch connector and monitor signal with a multimeter or scope while operating switch
  • Wiggle-test wiring through steering column to reproduce intermittent faults

Signal parameters

  • Typical coast switch type: simple momentary switch to ground (active low) or to 12 V depending on vehicle
  • Inactive voltage: typically near battery voltage (approx. 4.5–12 V depending on pull-up) or open circuit
  • Active voltage (switch pressed): typically near 0–0.5 V if active-low, or near battery voltage if active-high
  • Switch continuity when pressed: near 0 Ω between switch terminal and ground (if active-low)
  • Use oscilloscope to confirm clean digital transition; look for bouncing, noise, or intermittent dropouts

Diagnostic algorithm

  1. Retrieve freeze frame and live data. Note related codes and the module reporting P0569.
  2. Visually inspect coast switch, steering column wiring, and connectors for damage, corrosion, or intrusion of water.
  3. Verify power and ground: check relevant fuses and battery voltage at cruise module and switch circuit.
  4. Backprobe the coast switch connector. With a multimeter measure voltage at the input pin while operating the switch: verify expected inactive and active voltages per vehicle design (active typically 0–0.5 V for active-low circuits).
  5. If voltages are incorrect, perform continuity checks from the switch pin to the cruise module/BCM pin using ohmmeter; check for short to ground or short to battery.
  6. Wiggle the steering column harness while monitoring the live signal to detect intermittent faults caused by movement.
  7. If wiring and connectors are good, isolate the switch by disconnecting it and testing switch continuity directly. Replace switch if it fails continuity/voltage behavior.
  8. Repair wiring, connectors, or grounds as required. If evidence points to module input driver failure (no change after wiring/switch verified), consider module replacement or bench testing per manufacturer procedures.
  9. Clear codes, perform a road test and verify cruise operation. Re-scan to confirm the code does not return.

Likely causes

  • Faulty coast switch on steering wheel
  • Broken or shorted wire between coast switch and cruise module
  • Corroded connector or poor ground at the switch or module
  • Blown fuse or supply voltage problem to cruise switch circuit
  • Intermittent connector contact due to steering column movement

Fault status

⚠️ Status
Cruise control coast input signal invalid or out of expected range — check coast switch, wiring, fuses, grounds, and module inputs.
🟡 Repair difficulty: Medium
⏱️ Diagnostic time: 0.5-2.0 hours

Similar codes

P0571 P0572 P0562 P0563 P0705
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Code

P0569

HUMMER P — Powertrain

Cruise Control Coast Signal Malfunction

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

Causes

  • Open or shorted coast switch circuit (wiring or connector)
  • Faulty cruise control coast switch (on steering wheel or stalk)
  • Corroded, loose, or damaged connector at switch or module
  • Blown fuse or poor power/ground to cruise/cruise switch circuit
  • Intermittent wiring fault (pinched, chafed, or water intrusion)
  • Faulty cruise control module, BCM, or ECM input driver

Symptoms

  • Cruise control will not coast, set, or maintain speed
  • Cruise control disengages unexpectedly or won't engage
  • Malfunction Indicator Lamp (MIL) or Cruise/Vehicle warning lamp may be illuminated
  • Intermittent or inconsistent cruise control behavior
  • Stored P0569 (possibly along with other cruise-related codes)

What to check

  • Read and record all stored codes and freeze frame data with a scan tool
  • Check for other related codes (brake/clutch/other cruise inputs, power/ground faults)
  • Visually inspect steering wheel switch, connector, and harness for damage or corrosion
  • Verify fuses and power/ground for cruise system and related modules
  • Backprobe coast switch connector and monitor signal with a multimeter or scope while operating switch
  • Wiggle-test wiring through steering column to reproduce intermittent faults

Signal parameters

  • Typical coast switch type: simple momentary switch to ground (active low) or to 12 V depending on vehicle
  • Inactive voltage: typically near battery voltage (approx. 4.5–12 V depending on pull-up) or open circuit
  • Active voltage (switch pressed): typically near 0–0.5 V if active-low, or near battery voltage if active-high
  • Switch continuity when pressed: near 0 Ω between switch terminal and ground (if active-low)
  • Use oscilloscope to confirm clean digital transition; look for bouncing, noise, or intermittent dropouts

Diagnostic algorithm

  1. Retrieve freeze frame and live data. Note related codes and the module reporting P0569.
  2. Visually inspect coast switch, steering column wiring, and connectors for damage, corrosion, or intrusion of water.
  3. Verify power and ground: check relevant fuses and battery voltage at cruise module and switch circuit.
  4. Backprobe the coast switch connector. With a multimeter measure voltage at the input pin while operating the switch: verify expected inactive and active voltages per vehicle design (active typically 0–0.5 V for active-low circuits).
  5. If voltages are incorrect, perform continuity checks from the switch pin to the cruise module/BCM pin using ohmmeter; check for short to ground or short to battery.
  6. Wiggle the steering column harness while monitoring the live signal to detect intermittent faults caused by movement.
  7. If wiring and connectors are good, isolate the switch by disconnecting it and testing switch continuity directly. Replace switch if it fails continuity/voltage behavior.
  8. Repair wiring, connectors, or grounds as required. If evidence points to module input driver failure (no change after wiring/switch verified), consider module replacement or bench testing per manufacturer procedures.
  9. Clear codes, perform a road test and verify cruise operation. Re-scan to confirm the code does not return.

Likely causes

  • Faulty coast switch on steering wheel
  • Broken or shorted wire between coast switch and cruise module
  • Corroded connector or poor ground at the switch or module
  • Blown fuse or supply voltage problem to cruise switch circuit
  • Intermittent connector contact due to steering column movement

Fault status

⚠️ Status
Cruise control coast input signal invalid or out of expected range — check coast switch, wiring, fuses, grounds, and module inputs.
🟡 Repair difficulty: Medium
⏱️ Diagnostic time: 0.5-2.0 hours

Similar codes

P0571 P0572 P0562 P0563 P0705
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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Code

P0569

LAND ROVER P — Powertrain

Deceleration of speed control / adjustment of faulty switch

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

Causes

  • Open or shorted coast switch circuit (wiring or connector)
  • Faulty cruise control coast switch (on steering wheel or stalk)
  • Corroded, loose, or damaged connector at switch or module
  • Blown fuse or poor power/ground to cruise/cruise switch circuit
  • Intermittent wiring fault (pinched, chafed, or water intrusion)
  • Faulty cruise control module, BCM, or ECM input driver

Symptoms

  • Cruise control will not coast, set, or maintain speed
  • Cruise control disengages unexpectedly or won't engage
  • Malfunction Indicator Lamp (MIL) or Cruise/Vehicle warning lamp may be illuminated
  • Intermittent or inconsistent cruise control behavior
  • Stored P0569 (possibly along with other cruise-related codes)

What to check

  • Read and record all stored codes and freeze frame data with a scan tool
  • Check for other related codes (brake/clutch/other cruise inputs, power/ground faults)
  • Visually inspect steering wheel switch, connector, and harness for damage or corrosion
  • Verify fuses and power/ground for cruise system and related modules
  • Backprobe coast switch connector and monitor signal with a multimeter or scope while operating switch
  • Wiggle-test wiring through steering column to reproduce intermittent faults

Signal parameters

  • Typical coast switch type: simple momentary switch to ground (active low) or to 12 V depending on vehicle
  • Inactive voltage: typically near battery voltage (approx. 4.5–12 V depending on pull-up) or open circuit
  • Active voltage (switch pressed): typically near 0–0.5 V if active-low, or near battery voltage if active-high
  • Switch continuity when pressed: near 0 Ω between switch terminal and ground (if active-low)
  • Use oscilloscope to confirm clean digital transition; look for bouncing, noise, or intermittent dropouts

Diagnostic algorithm

  1. Retrieve freeze frame and live data. Note related codes and the module reporting P0569.
  2. Visually inspect coast switch, steering column wiring, and connectors for damage, corrosion, or intrusion of water.
  3. Verify power and ground: check relevant fuses and battery voltage at cruise module and switch circuit.
  4. Backprobe the coast switch connector. With a multimeter measure voltage at the input pin while operating the switch: verify expected inactive and active voltages per vehicle design (active typically 0–0.5 V for active-low circuits).
  5. If voltages are incorrect, perform continuity checks from the switch pin to the cruise module/BCM pin using ohmmeter; check for short to ground or short to battery.
  6. Wiggle the steering column harness while monitoring the live signal to detect intermittent faults caused by movement.
  7. If wiring and connectors are good, isolate the switch by disconnecting it and testing switch continuity directly. Replace switch if it fails continuity/voltage behavior.
  8. Repair wiring, connectors, or grounds as required. If evidence points to module input driver failure (no change after wiring/switch verified), consider module replacement or bench testing per manufacturer procedures.
  9. Clear codes, perform a road test and verify cruise operation. Re-scan to confirm the code does not return.

Likely causes

  • Faulty coast switch on steering wheel
  • Broken or shorted wire between coast switch and cruise module
  • Corroded connector or poor ground at the switch or module
  • Blown fuse or supply voltage problem to cruise switch circuit
  • Intermittent connector contact due to steering column movement

Fault status

⚠️ Status
Cruise control coast input signal invalid or out of expected range — check coast switch, wiring, fuses, grounds, and module inputs.
🟡 Repair difficulty: Medium
⏱️ Diagnostic time: 0.5-2.0 hours

Similar codes

P0571 P0572 P0562 P0563 P0705
320

Browse 320 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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+100 karma for a short comment :)
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Code

P0569

MERCEDES-BENZ P — Powertrain

Cruise Control Coast Signal Malfunction

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

Causes

  • Open or shorted coast switch circuit (wiring or connector)
  • Faulty cruise control coast switch (on steering wheel or stalk)
  • Corroded, loose, or damaged connector at switch or module
  • Blown fuse or poor power/ground to cruise/cruise switch circuit
  • Intermittent wiring fault (pinched, chafed, or water intrusion)
  • Faulty cruise control module, BCM, or ECM input driver

Symptoms

  • Cruise control will not coast, set, or maintain speed
  • Cruise control disengages unexpectedly or won't engage
  • Malfunction Indicator Lamp (MIL) or Cruise/Vehicle warning lamp may be illuminated
  • Intermittent or inconsistent cruise control behavior
  • Stored P0569 (possibly along with other cruise-related codes)

What to check

  • Read and record all stored codes and freeze frame data with a scan tool
  • Check for other related codes (brake/clutch/other cruise inputs, power/ground faults)
  • Visually inspect steering wheel switch, connector, and harness for damage or corrosion
  • Verify fuses and power/ground for cruise system and related modules
  • Backprobe coast switch connector and monitor signal with a multimeter or scope while operating switch
  • Wiggle-test wiring through steering column to reproduce intermittent faults

Signal parameters

  • Typical coast switch type: simple momentary switch to ground (active low) or to 12 V depending on vehicle
  • Inactive voltage: typically near battery voltage (approx. 4.5–12 V depending on pull-up) or open circuit
  • Active voltage (switch pressed): typically near 0–0.5 V if active-low, or near battery voltage if active-high
  • Switch continuity when pressed: near 0 Ω between switch terminal and ground (if active-low)
  • Use oscilloscope to confirm clean digital transition; look for bouncing, noise, or intermittent dropouts

Diagnostic algorithm

  1. Retrieve freeze frame and live data. Note related codes and the module reporting P0569.
  2. Visually inspect coast switch, steering column wiring, and connectors for damage, corrosion, or intrusion of water.
  3. Verify power and ground: check relevant fuses and battery voltage at cruise module and switch circuit.
  4. Backprobe the coast switch connector. With a multimeter measure voltage at the input pin while operating the switch: verify expected inactive and active voltages per vehicle design (active typically 0–0.5 V for active-low circuits).
  5. If voltages are incorrect, perform continuity checks from the switch pin to the cruise module/BCM pin using ohmmeter; check for short to ground or short to battery.
  6. Wiggle the steering column harness while monitoring the live signal to detect intermittent faults caused by movement.
  7. If wiring and connectors are good, isolate the switch by disconnecting it and testing switch continuity directly. Replace switch if it fails continuity/voltage behavior.
  8. Repair wiring, connectors, or grounds as required. If evidence points to module input driver failure (no change after wiring/switch verified), consider module replacement or bench testing per manufacturer procedures.
  9. Clear codes, perform a road test and verify cruise operation. Re-scan to confirm the code does not return.

Likely causes

  • Faulty coast switch on steering wheel
  • Broken or shorted wire between coast switch and cruise module
  • Corroded connector or poor ground at the switch or module
  • Blown fuse or supply voltage problem to cruise switch circuit
  • Intermittent connector contact due to steering column movement

Fault status

⚠️ Status
Cruise control coast input signal invalid or out of expected range — check coast switch, wiring, fuses, grounds, and module inputs.
🟡 Repair difficulty: Medium
⏱️ Diagnostic time: 0.5-2.0 hours

Similar codes

P0571 P0572 P0562 P0563 P0705
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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+100 karma for a short comment :)
Keep it short and practical. Up to 500 characters.
Send to email

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