Dodge ZB 2005 Service Manual page 1622

BCM - ACCESSORY RELAY CONTROL CIRCUIT SHORT TO GROUND —
Continued
TEST
3 Disconnect the Radio connector.
With the DRBIII , erase DTCs.
Cycle the ignition switch from OFF to ON.
With the DRBIII , read DTCs.
Does the DRBIII display ACCESSORY RELAY CONTROL CIRCUIT SHORT TO
GROUND?
Yes → Go To 4
No
4 Turn the Ignition off.
Disconnect the Radio connector.
Remove the Accessory Relay from the PDC.
Disconnect the Body Control Module C4 connector.
Measure the resistance between ground and the Accessory Relay Control circuit.
Is the resistance below 1000.0 ohms?
Yes → Repair the Accessory Relay Control circuit for a short to ground.
No
5 If there are no possible causes remaining, view repair.
Repair
ACTION
→ Replace the Radio.
Perform BODY VERIFICATION TEST - VER 1.
Perform BODY VERIFICATION TEST - VER 1.
→ Go To 5
Replace the Body Control Module.
Perform BODY VERIFICATION TEST - VER 1.
IGNITION, POWER, ACCESSORY
241
APPLICABILITY
All
All
All