Chrysler Pacifica 2004 Manual page 35

PCI BUS SHORTED TO GROUND —
TEST
3 Turn the ignition off.
Disconnect the CAB harness connector.
Turn the ignition on.
Measure the voltage of the Fused Run Relay Output circuit.
Is the voltage above 10 volts?
Yes → Go To 4
→ Repair the Fused Run Relay Output circuit for an open.
No
4 Turn the ignition off.
Disconnect the CAB harness connector.
Measure the voltage of the ABS Valve Fused B(+) circuit.
Is the voltage above 10 volts?
Yes → Go To 5
→ Repair the ABS Valve Fused B(+) circuit for an open.
No
5 Turn the ignition off.
Disconnect the CAB harness connector.
Measure the voltage of the ABS Pump Fused B(+) circuit.
Is the voltage above 10 volts?
Yes → Go To 6
→ Repair the ABS Pump Fused B(+) circuit for an open.
No
6 Turn the ignition off.
Disconnect the CAB harness connector.
Measure the resistance of the ground circuits.
Is the resistance below 5.0 ohms?
Yes → Go To 7
→ Repair the ground circuit(s) for an open.
No
7 Turn the ignition off.
Disconnect the CAB harness connector.
Turn the ignition on.
Measure the voltage of the PCI Bus circuit.
Is there any voltage present?
Yes → Repair the PCI Bus circuit for a short to voltage.
→ Go To 8
No
8 Turn the ignition off.
Disconnect the CAB harness connector.
Measure the resistance between ground and the PCI Bus circuit.
Is the resistance below 5.0 ohms?
Yes → Repair the PCI Bus circuit for a short to ground.
→ Go To 9
No
ACTION
Perform ABS VERIFICATION TEST - VER 1.
Perform ABS VERIFICATION TEST - VER 1.
Perform ABS VERIFICATION TEST - VER 1.
Perform ABS VERIFICATION TEST - VER 1.
Perform ABS VERIFICATION TEST - VER 1.
Perform ABS VERIFICATION TEST - VER 1.
Continued
33
BRAKES (CAB)
APPLICABILITY
All
All
All
All
All
All