Dodge ZB 2005 Service Manual page 1640

EXHAUST RELAY OPEN/SHORT TO GROUND (EXPORT ONLY) —
Continued
TEST
3 With the ignition OFF.
With the Export Accessory Fuse installed in the fuse holder.
Measure the voltage at the B(+) circuit of the Export Accessory Fuse.
Is the voltage above 10.0 volts?
Yes → Go To 4
→ Repair the open B (+) circuit between the Export Accessory Fuse
No
4 With the ignition OFF.
Remove the Exhaust Relay from the relay socket.
Measure the voltage of the Fused B(+) circuit at the relay socket.
Is the voltage above 10.0 volts?
Yes → Go To 5
→ Repair the Fused B(+) circuit for an open.
No
5 With the ignition OFF.
With the Exhaust Relay disconnected.
Measure the coil side resistance of the Exhaust Relay.
Is the resistance between 85.0 and 106.0 ohms?
Yes → Go To 6
→ Replace the Exhaust Relay.
No
6 With the ignition OFF.
Disconnect the Body Control Module C4 connector.
With the Exhaust Relay disconnected.
Measure the resistance between ground and the Exhaust Relay Control circuit.
Is the resistance below 5.0 ohms?
Yes → Repair the Exhaust Relay Control circuit for a short to ground.
→ Go To 7
No
7 With the ignition OFF.
With the Exhaust Relay disconnected.
Measure the resistance of the Exhaust Relay Control circuit between the Exhaust
Relay and the BCM.
Is the resistance below 5.0 ohms?
Yes → Replace the Body Control Module.
→ Repair the Exhaust Relay Control circuit for an open.
No
ACTION
and the PDC.
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.
IGNITION, POWER, ACCESSORY
259
APPLICABILITY
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