Chrysler Concorde 2004 Service Manual page 1124

BRAKES (CAB)
PUMP CIRCUIT FAILURE —
TEST
2 Turn the ignition off.
Turn the ignition on.
With the DRBIII , read DTCs.
With the DRBIII , erase DTCs.
Turn the ignition off.
Turn the ignition on.
With the DRBIII , actuate the ABS Pump Motor.
Did the ABS Pump Motor operate?
Yes → Go To 3
→ Go To 4
No
3 Turn the ignition off.
Visually inspect the related wiring harness. Look for any chafed, pierced, pinched, or
partially broken wires.
Make sure the Pump Motor connecter is secure.
Visually inspect the related wire harness connectors. Look for broken, bent, pushed
out, or corroded terminals.
Refer to any Hotline letters or Technical Service Bulletins that may apply.
Were any problems found?
Yes → Repair as necessary.
→ Test Complete.
No
4 Turn the ignition off.
Remove and inspect the ABS Pump fuse.
Is the ABS Pump fuse open?
Yes → Go To 5
→ Go To 8
No
5 Turn the ignition off.
Visually inspect the ABS Pump Fused B(+) circuit in the wiring harness.
Look for any sign of an intermittent short to ground.
Is the wiring harness OK?
Yes → Go To 6
→ Repair the ABS Pump Fused B(+) circuit for a short to ground.
No
6 Turn the ignition off.
Disconnect the CAB harness connector.
Check connectors - Clean/repair as necessary.
Using a 12-volt test light connected to 12-volts, probe the ABS Pump Fused B(+)
circuit fuse terminal.
Does the test light illuminate?
Yes → Repair the ABS Pump Fused B(+) circuit for a short to ground.
→ Go To 7
No
Continued
ACTION
Perform ABS VERIFICATION TEST - VER 1.
Perform ABS VERIFICATION TEST - VER 1.
Perform ABS VERIFICATION TEST - VER 1.
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APPLICABILITY
All
All
All
All
All