Chrysler 2004 Concorde Service Manual page 484

8R - 24 WIPERS/WASHERS
WIPER MOTOR (Continued)
CONDITION
WIPER RUNS
CONTINUOUSLY OR
INTERMITTENTLY IN LOW
SPEED WITH IGNITION OR
ACCESSORY ON AND
WIPER SWITCH OFF.
WIPER MOTOR POWER
FEED FUSE OPEN.
WIPER SWITCH POWER
FEED FUSE OPEN.
WIPER SYSTEM WILL NOT
RUN.
POSSIBLE CAUSE
1. DEFECTIVE ON/OFF
RELAY.
2. DEFECTIVE CONTROL
CIRCUIT TO BCM.
3. DEFECTIVE BCM.
1. POWER DISTRIBUTION
CENTER (PDC) FUSE M
DEFECTIVE.
1. JUNCTION BLOCK FUSE
#5 DEFECTIVE.
1. PDC FUSE M BLOWN.
2. JUNCTION BLOCK FUSE
#5 BLOWN.
3. ON/OFF RELAY
DEFECTIVE.
4. MOTOR CONNECTOR
DEFECTIVE (LOOSE, BENT
OR CORRODED).
5. OPEN POWER CIRCUIT
TO MOTOR.
CORRECTION
1. CHECK WIPER ON/OFF RELAY WITH
KNOWN GOOD RELAY. IF NOT OK, REPLACE
RELAY.
2. INTERMITTENT OR CONTINUOUS SHORT
BETWEEN ON/OFF RELAY CAVITY C AND
BCM CONNECTOR TERMINAL #4C. IF NOT
OK, REPAIR CIRCUIT.
3. REFER TO BCM DIAGNOSTIC
PROCEDURES.
1. CHECK FUSE M . IF NOT OK, REPLACE
FUSE.
1. CHECK FUSE #5. IF NOT OK, REPLACE
FUSE.
1. SHORT CIRCUIT BETWEEN PDC FUSE M
AND ON/OFF RELAY CAVITY A OR D OR
HI/LO RELAY CAVITY A . SHORT CIRCUIT IN
ON/OFF RELAY OR HI/LO RELAY. SHORT
CIRCUIT BETWEEN ON/OFF RELAY CAVITY
B AND HI/LO RELAY CAVITY B . IF NOT OK,
REPLACE ON/OFF RELAY OR REPAIR
CIRCUIT(S).
2. SHORT CIRCUIT BETWEEN JUNCTION
BLOCK FUSE #5 AND WIPER SWITCH
TERMINAL #1. SHORT IN WIPER SWITCH. IF
NOT OK, REPAIR CIRCUIT OR REFER TO
WIPER SWITCH DIAGNOSTIC PROCEDURES.
3. CHECK WITH A KNOWN GOOD RELAY. IF
NOT OK, REPLACE RELAY.
4. CHECK MOTOR CONNECTOR FOR BENT,
LOOSE, OR CORRODED CONNECTOR.
5. OPEN OR DEFECTIVE CIRCUIT BETWEEN
PDC FUSE M AND ON/OFF RELAY CAVITY
A OR D . OPEN OR DEFECTIVE CIRCUIT
BETWEEN ON/OFF RELAY CAVITY B AND
HI/LO RELAY CAVITY B . IF NOT OK,
REPLACE ON/OFF RELAY OR REPAIR
CIRCUIT(S).
LH