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Home >> Jeep >> 2009 >> Commander Overland, 4WD >> Repair and Diagnosis >> Body & Frame >> Windows >> Driver Door Module (DDM) - Electrical Diagnostics >> DTC Troubleshooting >> B1D0A-Driver Mirror Position Sensor Power Supply Circuit High >> Diagnostic Test

Diagnostic Test

  1. TEST FOR INTERMITTENT CONDITION 
    1. Turn the ignition on.
    2. With the scan tool, record and erase DTCs.
    3. Operate the Mirror Switch in all directions several times.
    4. Cycle the ignition from on to off 3 times.
    5. Turn the ignition on.
    6. With the scan tool, read DTCs.

      Does the scan tool display: B1D0A-DRIVER MIRROR POSITION SENSOR POWER SUPPLY CIRCUIT HIGH?

      Yes 

      • Go to step  2

      No 

  2. TEST FOR A SHORTED OUTSIDE REARVIEW MIRROR 
    Fig 1: Testing For A Shorted Outside Rearview Mirror
    GC0119870Courtesy of CHRYSLER LLC
    1. Turn the ignition off.
    2. Disconnect the Driver Outside Rearview Mirror connector.
    3. Turn the ignition on.
    4. Measure the voltage between the (P669) Driver Mirror Sensor Supply circuit and the (P69) Driver Mirror Sensor Ground circuit.

      What is the voltage?

      4.8 to 5.2 volts 

      Below 4.8 volts 

      • Go to step  3

      Above 5.2 volts 

      • Go to step  5
  3. CHECK THE (P669) DRIVER MIRROR SENSOR SUPPLY CIRCUIT FOR AN OPEN 
    Fig 2: Checking Driver Mirror Sensor Supply Circuit For An Open
    GC0119875Courtesy of CHRYSLER LLC
    1. Turn the ignition off.
    2. Disconnect the Driver Door Module C2 connector.
    3. Measure the resistance of the (P669) Driver Mirror Sensor Supply circuit between the Driver Outside Rearview Mirror connector and the Driver Door Module C2 connector.

      Is the resistance below 2.0 ohms?

      Yes 

      • Go to step  4

      No 

  4. CHECK THE (P69) DRIVER MIRROR SENSOR GROUND CIRCUIT FOR AN OPEN 
    Fig 3: Checking Driver Mirror Sensor Ground Circuit For An Open
    GC0119876Courtesy of CHRYSLER LLC
    1. Measure the resistance of the (P69) Driver Mirror Sensor Ground circuit between the Driver Outside Rearview Mirror connector and the Driver Door Module C2 connector.

      Is the resistance below 2.0 ohms?

      Yes 

      No 

  5. CHECK THE (P669) DRIVER MIRROR SENSOR SUPPLY CIRCUIT FOR A SHORT TO VOLTAGE 
    Fig 4: Checking Driver Mirror Sensor Supply Circuit For A Short To Voltage
    GC0119877Courtesy of CHRYSLER LLC
    1. Turn the ignition off.
    2. Disconnect the Driver Door Module C2 connector.
    3. Turn the ignition on.
    4. Measure the voltage of the (P669) Driver Mirror Sensor Supply circuit.

      Is the voltage above 0.2 volt?

      Yes 

      No