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Home >> Jeep >> 2009 >> Commander Overland, RWD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Memory Modules >> (Cabin Compartment Node (CCN) - Electrical Diagnostics) >> DTC Troubleshooting >> B1835-Driver Door Unlock Control Circuit Low >> Diagnostic Test

Diagnostic Test

  1. TEST FOR INTERMITTENT CONDITION 
    1. With the scan tool, record and erase DTCs
    2. Operate the door locks several times.
    3. Cycle the ignition from on to off.
    4. Turn the ignition on.
    5. With the scan tool, read DTCs.

      Does the scan tool display B1835-DRIVER DOOR UNLOCK CONTROL CIRCUIT LOW?

      Yes 

      • Go to step  2

      No 

  2. DRIVER DOOR UNLOCK RELAY SHORTED 
    Fig 1: Checking Driver Door Unlock Relay Shorted
    GC0120523Courtesy of CHRYSLER LLC
    1. Turn the ignition off.
    2. Remove the PDC fuse No. 19.
    3. Disconnect the Cluster C2 connector.
    4. Measure the resistance between ground and the (P1) Driver Door Unlock Relay Control circuit in the Cluster C2 connector

      Is the resistance below 1000.0 ohms?

      No 

      Yes 

      • Go to step  3
  3. (P1) DRIVER DOOR UNLOCK RELAY CONTROL CIRCUIT SHORT TO GROUND 
    Fig 2: Checking Driver Door Unlock Relay Control Circuit Short To Ground
    GC0120524Courtesy of CHRYSLER LLC
    1. Disconnect the Junction Block C2 connector (on top of junction block).
    2. Measure the resistance between ground and the (P1) Driver Door Unlock Relay Control circuit in the Cluster C2 connector.

      Is the resistance below 1000.0 ohms?

      Yes 

      No