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Circuit/System Testing

WARNING: This page is about a different car, the 2012 Chevrolet Malibu. However, it is still accessible from the selected car via links, so may be relevant.
  1. Ignition OFF, disconnect the harness connectors at the following components:
    • Adjustable pedal position switch - with JF4
    • Automatic transmission control indicator
    • Door lock switch - driver
    • Door lock switch - front passenger
    • Fog lamp switch - with T96
    • Hazard Switch
    • Heated seat switch - driver with KA1
    • Heated seat switch - passenger with KA1
    • HVAC control module
    • I/P dimmer switch
    • Radio
    • Rear compartment lid release switch
    • STR/WHL ILLUM fuse
    • Window switch - driver
    • Window switch - front passenger
  2. Ignition ON, with a scan tool clear the DTC and operate the vehicle within the conditions for running the DTC and verify the DTC does not reset.
    • If DTC B2625 02 sets as current, test the indicator dimming control circuit for a short to ground or an open/high resistance. If the circuit tests normal, replace the BCM.
  3. Reconnect each component one at a time and verify that the DTC does not reset as current after each component is reconnected.
    • If the DTC sets as current, test or replace the component responsible for setting the DTC.
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