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Home >> Pontiac >> 2009 >> Vibe Base, 2.4 0, AWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 8 (Engine Control System & Fuel System - 1.8L (Lay) - Troubleshooting & Diagnosis) >> Malfunction Indicator Lamp (MIL) Always On >> Circuit/System Testing

Circuit/System Testing

WARNING: This page is about a different variant/trim than selected.
  1. Ignition OFF, disconnect the X1 harness connector at the PCM.
  2. Ignition ON, observe the MIL.
    • If the MIL is illuminated, test the MIL control circuit for a short to ground. If the circuit tests normal, replace the instrument panel cluster (IPC).
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