FixVault

Diagnostic Test

  1. INTERMITTENT CONDITION 
    1. Turn the ignition on.
    2. With the scan tool, clear all TIPM DTCs.
    3. Shift the transmission into reverse.
    4. With the scan tool read the DTC information.

      Does the scan tool read: B1667-REVERSE LAMP CONTROL CIRCUIT LOW?

      Yes 

      • Go To  2

      No 

  2. (L1) BACK-UP LAMP FEED CIRCUIT SHORT TO GROUND 
    Fig 1: Checking Back-Up Lamp Feed Circuit
    GC0100159Courtesy of CHRYSLER LLC
    1. Turn the ignition off.
    2. Disconnect the TIPM C8 connector.
    3. Measure the resistance between ground and the (L1) Back-up Lamp circuit.

      Is the resistance below 5.0 Ohms?

      Yes 

      No