OBD Guide
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C1762

Left Rear Position Sensor Input Fault

C1762 is an OBD-II diagnostic trouble code meaning: Left Rear Position Sensor Input Fault. Common causes: faulty wheel position sensor, open or short circuit in wiring harness. Estimated repair cost: $33–89.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$33–89 (est.)

Symptoms

  • ABS/ESP indicator is on
  • Disabling the ABS/ESP system
  • Unstable operation of the stabilization system

Causes

  • Faulty wheel position sensor
  • Open or short circuit in wiring harness
  • Poor contact in the sensor connector
  • Contamination or damage to the gear rotor
  • Problems with the ABS/ESP control unit

How to Fix

  1. Check the integrity of the sensor wiring harness
  2. Inspect the sensor connector for corrosion or damage.
  3. Check the sensor resistance (compare with reference values)
  4. Clean or replace the gear rotor (if necessary)
  5. Replace the wheel position sensor (if the fault is confirmed)
  6. Check the ABS/ESP control unit (rarely)

Related codes

C1760C1761C1763C1764

FAQ

What does the C1762 code mean?

C1762 is an OBD-II diagnostic trouble code that indicates: Left Rear Position Sensor Input Fault

What causes a C1762 error code?

The most common causes of C1762 include: Faulty wheel position sensor; Open or short circuit in wiring harness; Poor contact in the sensor connector; Contamination or damage to the gear rotor.

How do I fix a C1762 diagnostic trouble code?

To fix C1762: Check the integrity of the sensor wiring harness. Inspect the sensor connector for corrosion or damage.. Check the sensor resistance (compare with reference values). For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with C1762?

Limited driving only, diagnose soon

How much does it cost to fix C1762?

The estimated repair cost for C1762 is $33–89. Actual cost depends on your vehicle, location, and labor rates.

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