OBD Guide
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C1712

Front Height Control Sensor Left Circuit Malfunction

C1712 is an OBD-II diagnostic trouble code meaning: Front Height Control Sensor Left Circuit Malfunction. Common causes: broken or damaged wiring harness, poor contact in the sensor connector. Estimated repair cost: $56–167.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–167 (est.)

Symptoms

  • Uneven body height
  • Suspension feels firmer or softer than usual
  • Suspension fault light is on
  • Reduced driving comfort

Causes

  • Broken or damaged wiring harness
  • Poor contact in the sensor connector
  • Height sensor malfunction
  • Problems with the suspension control module

How to Fix

  1. Check the integrity of the sensor wires and connectors
  2. Test sensor resistance
  3. Measure the reference voltage on the circuit
  4. Replace sensor or repair wiring if necessary

Related codes

C1710C1711C1713C1715

FAQ

What does the C1712 code mean?

C1712 is an OBD-II diagnostic trouble code that indicates: Front Height Control Sensor Left Circuit Malfunction

What causes a C1712 error code?

The most common causes of C1712 include: Broken or damaged wiring harness; Poor contact in the sensor connector; Height sensor malfunction; Problems with the suspension control module.

How do I fix a C1712 diagnostic trouble code?

To fix C1712: Check the integrity of the sensor wires and connectors. Test sensor resistance. Measure the reference voltage on the circuit. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with C1712?

Limited driving only, diagnose soon

How much does it cost to fix C1712?

The estimated repair cost for C1712 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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