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Home >> Jeep >> 2013 >> Compass Limited, AWD, Trans Mfr CD CVT2L >> Repair and Diagnosis >> External Pages >> Different car >> Section 180 (Driver Door Module (DDM) (DMFL/R) - Electrical Diagnostics) >> DTC Troubleshooting >> B1D23-Driver Mirror Horizontal Motor Control Circuit Low >> Diagnostic Test

Diagnostic Test

WARNING: This page is about a different car, the 2012 Jeep Liberty. However, it is still accessible from the selected car via links, so may be relevant.
  1. TEST FOR INTERMITTENT CONDITION 
    1. Turn the ignition on.
    2. With the scan tool, record and erase the DTCs.
    3. Operate the Mirror Switch in all directions several times.
    4. Cycle the ignition from on to off three times.
    5. Turn the ignition on.
    6. With the scan tool, read the DTCs.

      Does the scan tool display: B1D23-DRIVER MIRROR HORIZONTAL MOTOR CONTROL CIRCUIT LOW?

      Yes 

      • Go To  2.

      No 

      • The conditions that caused this code to set are not present at this time. Using the wiring diagram/schematic as a guide, inspect the wiring and connectors.
      • Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
  2. TEST THE (P75) DRIVER MIRROR HORIZONTAL DRIVER WIRE FOR A SHORT TO GROUND 
    Fig 1: Checking Driver Mirror Horizontal Driver Wire For A Short To Ground
    GC0101364Courtesy of CHRYSLER GROUP, LLC
    1. Turn the ignition off.
    2. Disconnect the Driver Door Module C2 connector.
    3. Measure the resistance between ground and the (P75) Driver Mirror Horizontal Driver circuit.

      Is the resistance below 5, 000 Ohms?

      Yes 

      • Repair the mirror pigtail (P75) Driver Mirror Vertical Driver circuit for a short to ground or replace the Mirror in accordance with the Service Information.
      • Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .

      No 

      • Go To  3.
  3. TEST THE (P75) DRIVER MIRROR HORIZONTAL DRIVER CIRCUIT SHORTED TO THE (C160) DRIVER MIRROR HEATER RETURN CIRCUIT. 
    Fig 2: Checking Driver Mirror Horizontal Driver Circuit For Short To Driver Mirror Heater Return Circuit
    GC0101365Courtesy of CHRYSLER GROUP, LLC
    1. Measure the resistance between the (P75) Driver Mirror Horizontal Driver circuit and the (C160) Driver Mirror Heater Return circuit.

      Is the resistance below 5, 000 Ohms?

      Yes 

      • Repair the (P75) Driver Mirror Horizontal Driver circuit for a short to the (C160) Driver Mirror Heater Return circuit or replace the Mirror in accordance with the Service Information.
      • Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .

      No 

      • Replace the Driver Door Module in accordance with the Service Information.
      • Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
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