1.CHECK FRONT WIPER MOTOR (LO) OUTPUT VOLTAGE
CONSULT-III ACTIVE TEST
Turn the ignition switch OFF.
Disconnect front wiper motor connector.
Turn the ignition switch ON.
Select “FRONT WIPER” of IPDM E/R active test item.
With operating the test item, check voltage between IPDM E/R harness connector and ground.
Terminals
Test item
Voltage (Approx.)
(+)
(−)
IPDM E/R
Ground
FRONT WIPER
Connector
Terminal
E5
4
Lo
Battery voltage
Off
0 V
Is the measurement value normal?
YES
>>
GO TO 2
.
NO
>>
Replace IPDM E/R.
2.CHECK FRONT WIPER MOTOR (LO) OPEN CIRCUIT
Turn the ignition switch OFF.
Disconnect IPDM E/R connector.
Check continuity between IPDM E/R harness connector and front wiper motor harness connector.
IPDM E/R
Front wiper motor
Continuity
Connector
Terminal
Connector
Terminal
E5
4
E42
1
Existed
Does continuity exist?
YES
>>
GO TO 3
.
NO
>>
Repair the harness or connector.
3.CHECK FRONT WIPER MOTOR (LO) SHORT CIRCUIT
Check continuity between IPDM E/R harness connector and ground.
IPDM E/R
Ground
Continuity
Connector
Terminal
E5
4
Not existed
Does continuity exist?
YES
>>
Repair the harness or connector.
NO
>>
Replace front wiper motor.