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Home >> Chevrolet >> 2012 >> Cruze Eco, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 87 (Lighting System) >> Diagnostic Information and Procedures >> Front Fog Lamps Malfunction >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different car, the 2010 Pontiac G5 and 2010 Chevrolet Cobalt. However, it is still accessible from the selected car via links, so may be relevant.
  1. Ignition ON, observe the scan tool Front Fog Lamp Switch parameter while activating the fog lamp switch. The parameter should change between Active and Inactive.
  2. Turn the fog lamps ON and OFF with the fog lamps switch. The fog lamps should turn ON and OFF as selected.
  3. Command the Display Test ON and OFF with a scan tool. The fog lamps indicator should turn ON and OFF when changing between the commanded states.
    • If the fog lamps indicator illuminates during the test, replace the BCM.
    • If the fog lamps indicator does not illuminate during the test or remains illuminated at all times, replace the instrument cluster.
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