OBD Guide

C1612

AWC Pressure Sensor System High Voltage

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

Symptoms

  • Check Engine Light Is On
  • Unstable suspension operation
  • Reduced AWC System Efficiency

Causes

  • AWC pressure sensor malfunction
  • Open or shorted wiring harness
  • Problems with the AWC control unit
  • Corrosion of contacts or connectors

How to Fix

  1. Check voltage at AWC pressure sensor
  2. Inspect the wiring harness for damage
  3. Check connectors and contacts for corrosion
  4. Replace pressure sensor if necessary
  5. Test the system after repair

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