Dodge ZB 2005 Service Manual page 1707

POWER DOOR LOCKS/RKE
*DRIVER DOOR SWITCH OR SWITCHES INOPERATIVE —
TEST
3 Disconnect one of the Driver Door Switch connectors.
Using a 12-volt test light connected to 12-volts, check the Driver Door Switch Return
circuit.
NOTE: The test light must illuminate brightly. Compare the brightness to
that of a direct connection to the battery.
Does the test light illuminate brightly?
Yes → Go To 4
→ Go To 7
No
4 Disconnect one of the Driver Door Switch connectors.
Measure the voltage between Driver Door Switch Mux circuit and ground.
Is the voltage above 4.5 volts?
Yes → Go To 5
→ Go To 6
No
5 If there are no possible causes remaining, view repair.
Repair
6 Disconnect one of the Driver Door Switch connectors.
Disconnect the Body Control Module C3 connector.
Measure the resistance of the Driver Door Switch Mux circuit between the BCM C3
connector and the Switch connector.
Is the resistance below 5.0 ohms?
Yes → Replace the Body Control Module.
→ Repair the Driver Door Switch Mux circuit for an open.
No
7 Disconnect one of the Driver Door Switch connectors.
Disconnect the Body Control Module C2 connector.
Measure the resistance of the Driver Door Switch Return circuit between the BCM
C2 connector and the Switch connector.
Is the resistance below 5.0 ohms?
Yes → Replace the Body Control Module.
→ Repair the Driver Door Switch Return circuit for an open.
No
8 Disconnect the inoperative Driver Handle Switch connector.
Using a 12-volt test light connected to 12-volts, check the Driver Door Switch Return
circuit.
Does the test light illuminate brightly?
Yes → Go To 9
→ Repair the Driver Door Switch Return circuit for an open.
No
ACTION
Replace the body control module.
Perform BODY VERIFICATION TEST - VER 1.
Perform BODY VERIFICATION TEST - VER 1.
Perform BODY VERIFICATION TEST - VER 1.
Perform BODY VERIFICATION TEST - VER 1.
Perform BODY VERIFICATION TEST - VER 1.
Perform BODY VERIFICATION TEST - VER 1.
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Continued
APPLICABILITY
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