Voltage - Dodge Ram 2004 Service Manual

POWER DOOR LOCKS/RKE
Symptom:
DRIVER DOOR UNLOCK OUTPUT CIRCUIT SHORT TO GROUND
OR VOLTAGE
When Monitored and Set Condition:
DRIVER DOOR UNLOCK OUTPUT CIRCUIT SHORT TO GROUND OR VOLTAGE
When Monitored: Whenever the instrument cluster is awake.
Set Condition: The instrument cluster monitors the driver door unlock output circuit and
when it is shorted to ground or to voltage, this code will set. This code will only set when
the door locks are actuated.
DTC PRESENT
DOOR UNLOCK DRIVER LEFT FRONT WIRE SHORTED TO GROUND
DOOR LOCK DRIVER LEFT DOORS SHORTED TO DOOR UNLOCK DRIVER LEFT FRONT
DOOR LOCK DRIVER LEFT DOORS WIRE SHORTED TO GROUND
DOOR UNLOCK DRIVER LEFT FRONT CIRCUIT SHORTED TO VOLTAGE
DRIVER DOOR LOCK MOTOR SHORT TO GROUND
INSTRUMENT CLUSTER - SHORTED
TEST
1 With the DRBIII , record and erase DTC's.
Cycle the ignition switch from ON to OFF.
With the DRBIII , read DTC's.
Operate the door locks several times from a door lock switch while monitoring the
DRBIII .
Does the DRBIII display DRIVER DOOR UNLOCK OUTPUT SHT GROUND OR

VOLTAGE?

Yes → Go To 2
No
2 Turn the ignition off.
Disconnect the Instrument Cluster C1 connector.
Measure the resistance between the Door Unlock Driver Left Front circuit and the
Door Lock Driver Left Doors circuit in the Instrument Cluster connector.
Is the resistance below 3.0 ohms?
Yes → Repair the Door Lock Driver Left Doors circuit for a short to the
No
POSSIBLE CAUSES
ACTION
→ Using the wiring diagram/schematic as a guide, inspect the
wiring and connectors. Check for any possible shorted conditions
between the instrument cluster and the Driver door lock motor.
Perform BODY VERIFICATION TEST - VER 1.
Door Unlock Driver Left Front circuit (could be a shorted motor).
Perform BODY VERIFICATION TEST - VER 1.
→ Go To 3
474
APPLICABILITY
All
All