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Home / DTC / C1260 — Steering Sensor - Abnormal | Steering Angle Sensor Circuit-Signal | Steering Angle Sensor-Signal | Internal Signal not Plausible

C1260 — Steering Sensor - Abnormal | Steering Angle Sensor Circuit-Signal | Steering Angle Sensor-Signal | Internal Signal not Plausible

Detailed page for trouble code C1260.

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Code

C1260

HYUNDAI C — Chassis

Steering Sensor - Abnormal | Steering Angle Sensor Circuit-Signal | Steering Angle Sensor-Signal | Internal Signal not Plausible

Brand: HYUNDAI
Type: C — Chassis
AI status
Completed
ready
Completed 100%
Page language: EN

Causes

  • Failed or degraded steering angle sensor (SAS)
  • Damaged wiring or poor connector contact between SAS and ABS/ESC ECU
  • Loss of reference voltage or ground to the sensor
  • Faulty clock spring or steering column damage affecting signal
  • Corroded connector terminals or water ingress
  • ABS/ESC ECU internal fault or corrupted software

Symptoms

  • ABS/ESC/ESP warning lamp illuminated (may also show SAS or steering warnings)
  • Reduced or disabled traction/stability control functionality
  • Steering wheel angle reading incorrect or not changing in scan-tool data
  • Intermittent faults or warnings on turning the steering wheel
  • Possible drivability unaffected but safety systems limited

What to check

  • Read stored and pending DTCs with a capable scan tool; capture freeze frame and live data
  • Confirm steering angle sensor raw value and calculated angle while turning steering wheel slowly
  • Compare steering wheel angle to vehicle direction (as seen in live data yaw/rate sensors) during a straight-line roll
  • Visually inspect connectors at SAS, clock spring and ABS/ESC ECU for corrosion, bent pins or damage
  • Inspect wiring harness through steering column for wear, chafing or breaks (turn wheel while inspecting)
  • Check reference voltage and ground at the sensor with ignition ON (typically ~5 V reference and good ground)

Signal parameters

  • Reference voltage: typically ≈ 5 V (verify against OEM spec)
  • Signal range: analog 0–5 V or digital output incrementing with wheel angle; should move smoothly with steering input
  • Centered angle: sensor output near vehicle-specific zero value when wheels pointed straight ahead
  • Response: no sudden jumps, dropouts or noise during slow steering rotation
  • Communication: if sensor reports over CAN, messages must be present and consistent with other stability sensors

Diagnostic algorithm

  1. Connect a professional scan tool and read all stored codes and live SAS data. Record the steering angle value at rest.
  2. With ignition ON (engine off), turn the steering wheel slowly through full range while watching SAS output. Note any dropouts, jumps or frozen readings.
  3. Inspect connectors and wiring at the SAS, clock spring and ABS/ESC ECU. Repair or secure any damaged terminals or pins.
  4. Measure reference voltage and ground at the sensor connector. If out of range, trace and repair power/ground feed.
  5. If wiring and power are good, perform a resistance/continuity check on signal wires between sensor and ECU to locate opens or shorts.
  6. If wiring and signals test good but readings are implausible, replace the steering angle sensor or clock spring as per shop manual guidance.
  7. After repair or replacement, perform OEM-recommended steering angle sensor zero-point calibration/initialization using a scan tool.
  8. Clear DTCs and perform a road test to verify stable SAS readings and that ABS/ESC warnings do not return.
  9. If codes persist after sensor replacement and calibration, inspect ABS/ESC ECU and CAN network for faults or perform ECU software update as recommended by manufacturer.

Likely causes

  • Connector at steering angle sensor loose, corroded or pinched
  • Broken or chafed wiring in steering column harness (common at column pivot)
  • Sensor internal failure (output stuck, noisy, or out-of-range)
  • Clock spring damage causing intermittent signal when wheel is turned
  • Vehicle moved or battery disconnected without re-centering/calibrating SAS

Fault status

⚠️ Status
Steering angle sensor signal abnormal — internal signal not plausible. ESC/ABS stability functions may be limited. Inspect sensor, wiring, connectors, clock spring, perform calibration and clear codes.
🟡 Repair difficulty: Medium
⏱️ Diagnostic time: 1.0-2.5 hours

Similar codes

C1276 C1277 C1255 C1237 U0121
371

Browse 371 HYUNDAI manuals: repair procedures, diagnostics, wiring diagrams, component locations, service data and Labor Times by year, model and trim.

HYUNDAI

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Code

C1260

LAND ROVER C — Chassis

Right rear sensor - wheel speed comparison

Brand: LAND ROVER
Type: C — Chassis
AI status
Completed
ready
Completed 100%
Page language: EN

Causes

  • Failed or degraded steering angle sensor (SAS)
  • Damaged wiring or poor connector contact between SAS and ABS/ESC ECU
  • Loss of reference voltage or ground to the sensor
  • Faulty clock spring or steering column damage affecting signal
  • Corroded connector terminals or water ingress
  • ABS/ESC ECU internal fault or corrupted software

Symptoms

  • ABS/ESC/ESP warning lamp illuminated (may also show SAS or steering warnings)
  • Reduced or disabled traction/stability control functionality
  • Steering wheel angle reading incorrect or not changing in scan-tool data
  • Intermittent faults or warnings on turning the steering wheel
  • Possible drivability unaffected but safety systems limited

What to check

  • Read stored and pending DTCs with a capable scan tool; capture freeze frame and live data
  • Confirm steering angle sensor raw value and calculated angle while turning steering wheel slowly
  • Compare steering wheel angle to vehicle direction (as seen in live data yaw/rate sensors) during a straight-line roll
  • Visually inspect connectors at SAS, clock spring and ABS/ESC ECU for corrosion, bent pins or damage
  • Inspect wiring harness through steering column for wear, chafing or breaks (turn wheel while inspecting)
  • Check reference voltage and ground at the sensor with ignition ON (typically ~5 V reference and good ground)

Signal parameters

  • Reference voltage: typically ≈ 5 V (verify against OEM spec)
  • Signal range: analog 0–5 V or digital output incrementing with wheel angle; should move smoothly with steering input
  • Centered angle: sensor output near vehicle-specific zero value when wheels pointed straight ahead
  • Response: no sudden jumps, dropouts or noise during slow steering rotation
  • Communication: if sensor reports over CAN, messages must be present and consistent with other stability sensors

Diagnostic algorithm

  1. Connect a professional scan tool and read all stored codes and live SAS data. Record the steering angle value at rest.
  2. With ignition ON (engine off), turn the steering wheel slowly through full range while watching SAS output. Note any dropouts, jumps or frozen readings.
  3. Inspect connectors and wiring at the SAS, clock spring and ABS/ESC ECU. Repair or secure any damaged terminals or pins.
  4. Measure reference voltage and ground at the sensor connector. If out of range, trace and repair power/ground feed.
  5. If wiring and power are good, perform a resistance/continuity check on signal wires between sensor and ECU to locate opens or shorts.
  6. If wiring and signals test good but readings are implausible, replace the steering angle sensor or clock spring as per shop manual guidance.
  7. After repair or replacement, perform OEM-recommended steering angle sensor zero-point calibration/initialization using a scan tool.
  8. Clear DTCs and perform a road test to verify stable SAS readings and that ABS/ESC warnings do not return.
  9. If codes persist after sensor replacement and calibration, inspect ABS/ESC ECU and CAN network for faults or perform ECU software update as recommended by manufacturer.

Likely causes

  • Connector at steering angle sensor loose, corroded or pinched
  • Broken or chafed wiring in steering column harness (common at column pivot)
  • Sensor internal failure (output stuck, noisy, or out-of-range)
  • Clock spring damage causing intermittent signal when wheel is turned
  • Vehicle moved or battery disconnected without re-centering/calibrating SAS

Fault status

⚠️ Status
Steering angle sensor signal abnormal — internal signal not plausible. ESC/ABS stability functions may be limited. Inspect sensor, wiring, connectors, clock spring, perform calibration and clear codes.
🟡 Repair difficulty: Medium
⏱️ Diagnostic time: 1.0-2.5 hours

Similar codes

C1276 C1277 C1255 C1237 U0121
279

Browse 279 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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Keep it short and practical. Up to 500 characters.
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Code

C1260

Other C — Chassis

Speed Wheel RR Comparison Failure

Brand: Other
Type: C — Chassis
AI status
Completed
ready
Completed 100%
Page language: EN

Causes

  • Failed or degraded steering angle sensor (SAS)
  • Damaged wiring or poor connector contact between SAS and ABS/ESC ECU
  • Loss of reference voltage or ground to the sensor
  • Faulty clock spring or steering column damage affecting signal
  • Corroded connector terminals or water ingress
  • ABS/ESC ECU internal fault or corrupted software

Symptoms

  • ABS/ESC/ESP warning lamp illuminated (may also show SAS or steering warnings)
  • Reduced or disabled traction/stability control functionality
  • Steering wheel angle reading incorrect or not changing in scan-tool data
  • Intermittent faults or warnings on turning the steering wheel
  • Possible drivability unaffected but safety systems limited

What to check

  • Read stored and pending DTCs with a capable scan tool; capture freeze frame and live data
  • Confirm steering angle sensor raw value and calculated angle while turning steering wheel slowly
  • Compare steering wheel angle to vehicle direction (as seen in live data yaw/rate sensors) during a straight-line roll
  • Visually inspect connectors at SAS, clock spring and ABS/ESC ECU for corrosion, bent pins or damage
  • Inspect wiring harness through steering column for wear, chafing or breaks (turn wheel while inspecting)
  • Check reference voltage and ground at the sensor with ignition ON (typically ~5 V reference and good ground)

Signal parameters

  • Reference voltage: typically ≈ 5 V (verify against OEM spec)
  • Signal range: analog 0–5 V or digital output incrementing with wheel angle; should move smoothly with steering input
  • Centered angle: sensor output near vehicle-specific zero value when wheels pointed straight ahead
  • Response: no sudden jumps, dropouts or noise during slow steering rotation
  • Communication: if sensor reports over CAN, messages must be present and consistent with other stability sensors

Diagnostic algorithm

  1. Connect a professional scan tool and read all stored codes and live SAS data. Record the steering angle value at rest.
  2. With ignition ON (engine off), turn the steering wheel slowly through full range while watching SAS output. Note any dropouts, jumps or frozen readings.
  3. Inspect connectors and wiring at the SAS, clock spring and ABS/ESC ECU. Repair or secure any damaged terminals or pins.
  4. Measure reference voltage and ground at the sensor connector. If out of range, trace and repair power/ground feed.
  5. If wiring and power are good, perform a resistance/continuity check on signal wires between sensor and ECU to locate opens or shorts.
  6. If wiring and signals test good but readings are implausible, replace the steering angle sensor or clock spring as per shop manual guidance.
  7. After repair or replacement, perform OEM-recommended steering angle sensor zero-point calibration/initialization using a scan tool.
  8. Clear DTCs and perform a road test to verify stable SAS readings and that ABS/ESC warnings do not return.
  9. If codes persist after sensor replacement and calibration, inspect ABS/ESC ECU and CAN network for faults or perform ECU software update as recommended by manufacturer.

Likely causes

  • Connector at steering angle sensor loose, corroded or pinched
  • Broken or chafed wiring in steering column harness (common at column pivot)
  • Sensor internal failure (output stuck, noisy, or out-of-range)
  • Clock spring damage causing intermittent signal when wheel is turned
  • Vehicle moved or battery disconnected without re-centering/calibrating SAS

Fault status

⚠️ Status
Steering angle sensor signal abnormal — internal signal not plausible. ESC/ABS stability functions may be limited. Inspect sensor, wiring, connectors, clock spring, perform calibration and clear codes.
🟡 Repair difficulty: Medium
⏱️ Diagnostic time: 1.0-2.5 hours

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