FRONT WIPER DOES NOT OPERATEWW-53
< SYMPTOM DIAGNOSIS >
C
DE
F
G H
I
J
K
M A
B
WW
N
O P
FRONT WIPER DO ES NOT OPERATE
DescriptionINFOID:0000000006300484
The front wiper does not operate under any operation conditions.
Diagnosis ProcedureINFOID:0000000006300485
1.CHECK WIPER RELAY OPERATION
CONSULT-III ACTIVE TEST
1. Select “FRONT WIPER” of IPDM E/R active test item.
2. With operating the test item, check front wiper operation.
Is front wiper operation normally?
YES >> GO TO 5.
NO >> GO TO 2.
2.CHECK FRONT WIPER MOTOR FUSE
Check front wiper motor fuse. Refer to WW-35, "
Diagnosis Procedure".
Is the inspection result normal?
YES >> GO TO 3.
NO >> Replace the fuse after repairing the applicable circuit.
3.CHECK FRONT WIPER MOTOR GROUND CIRCUIT
Check front wiper motor ground circuit. Refer to WW-39, "
Diagnosis Procedure".
Is the inspection result normal?
YES >> GO TO 4.
NO >> Repair or replace harness.
4.CHECK FRONT WIPER MOTOR INPUT VOLTAGE
CONSULT-III ACTIVE TEST
1. Turn ignition switch OFF.
2. Disconnect front wiper motor connector.
3. Turn ignition switch ON.
4. Select “FRONT WIPER” of IPDM E/R active test item.
5. With operating the test item, check voltage between front wiper motor harness connector and ground.
Is the inspection result normal?
YES >> Replace front wiper motor.
NO >> Replace IPDM E/R.
5.CHECK FRONT WIPER REQUEST SIGNAL INPUT
CONSULT-III DATA MONITOR
1. Select “FR WIP REQ” of IPDM E/R data monitor item.
2. Switch the front wiper switch to HI and LO. Lo : Front wiper LO operation
Hi : Front wiper HI operation
Off : Stop the front wiper.
(+)
(− ) Condition Voltage (Approx.)
Front wiper motor
Connector Terminal
E42 1
Ground FRONT WIPER Lo Battery voltage
Off 0 V
4 Hi Battery voltage
Off 0 V
Revision: 2010 May2011 QX56
WW-54
< SYMPTOM DIAGNOSIS >
FRONT WIPER DOES NOT OPERATE
3. With operating the front wiper switch, check the status of “FR WIP REQ”.
Is the inspection result normal?
YES >> Replace IPDM E/R.
NO >> GO TO 6.
6.CHECK COMBINATION SWITCH
Perform the inspection of the combination switch. Refer to BCS-80, "
Symptom Table".
Is combination switch normal?
YES >> Replace BCM. Refer to BCS-81, "Removal and Installation".
NO >> Repair or replace the applicable parts.
Monitor item Condition Monitor status
FR WIP REQ Front wiper switch HI
On Hi
Off Stop
Front wiper switch LO On Low
Off Stop
Revision: 2010 May2011 QX56
