Chrysler Concorde 2004 Service Manual page 565

*WIPER, NOT WORKING AT ALL —
TEST
8 Remove the Wiper On/Off Relay from the PDC.
Using a 12-volt test light connected to 12-volts, probe the wiper on/off relay control
circuit at the Wiper On/Off Relay connector in the PDC.
With the DRBIII , actuate the wiper on/off relay.
Observe the test light.
Does the test light turn on and off during actuation?
Yes → Test Complete.
→ Replace the Body Control Module.
No
9 Turn the ignition off.
Disconnect the Multi-Function Switch harness connector.
Turn the ignition on.
Using a 12-volt test light connected to ground, probe the Fused Ignition Switch
Output circuit.
Does the test light illuminate brightly?
Yes → Go To 10
→ Repair the Fused Ignition Switch Output circuit.
No
10 Turn the ignition off.
Disconnect the Multi-Function Switch harness connector.
Disconnect the BCM C3 harness connector.
Turn the ignition on.
Measure the voltage of the Wiper MUX Switch Signal circuit.
Is the voltage above 1.0 volt?
Yes → Repair the wiper switch mux signal circuit for a short to voltage.
→ Go To 11
No
11 Turn the ignition off.
Disconnect the Multi-Function Switch harness connector.
Disconnect the BCM C2 harness connector.
Measure the resistance of the Windshield Wiper Switch MUX circuit between the
BCM C2 harness connector and the Multi-Function harness connector.
Is the resistance below 5.0 ohms?
Yes → Go To 12
→ Repair the Windshield Wiper Switch MUX circuit for an open.
No
12 Turn the ignition off.
Disconnect the Multi-Function Switch harness connector.
Disconnect the BCM C2 harness connector.
Measure the resistance of the Wiper MUX Switch Signal circuit between the BCM C2
harness connector and ground.
Is the resistance below 100.0 ohms?
Yes → Repair the Windshield Wiper Switch MUX circuit shorted to
→ Go To 13
No
ACTION
Perform BODY VERIFICATION TEST - VER 1.
Perform BODY VERIFICATION TEST - VER 1.
Perform BODY VERIFICATION TEST - VER 1.
Perform BODY VERIFICATION TEST - VER 1.
ground.
Perform BODY VERIFICATION TEST - VER 1.
WINDSHIELD WIPER & WASHER
Continued
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APPLICABILITY
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All
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