Nissan Murano: Wiper & Washer :: Symptom Diagnosis / Front Wiper Does Not Operate
The front wiper does not operate under any operation conditions.
CHECK WIPER RELAY OPERATION
CONSULT
-
Select “FRONT WIPER” in “Active Test” mode of “IPDM E/R”.
-
When operating the test item, check front wiper operation.
Lo : Front wiper LO operation Off : Front wiper HI operation Off : Stop the front wiper.
Is front wiper operating normally?
YES>>GO TO 5.
NO>>GO TO 2.
CHECK FRONT WIPER MOTOR FUSE
-
Ignition switch OFF.
-
Check that the following fuse is not blown:
| Component | Location | Fuse No. | Capacity |
|---|---|---|---|
| Front wiper motor | IPDM E/R | 48 | 30 A |
Is the inspection result normal?
YES>>GO TO 3.
NO>>Replace the blown fuse after repairing the affected circuit.
CHECK FRONT WIPER MOTOR GROUND CIRCUIT
Check front wiper motor ground circuit. Refer to Diagnosis Procedure.
Is the inspection result normal?
YES>>GO TO 4.
NO>>Repair or replace harness.
CHECK FRONT WIPER MOTOR INPUT VOLTAGE
CONSULT
-
Ignition switch OFF.
-
Disconnect front wiper motor connector.
-
Ignition switch ON.
-
Select “FRONT WIPER” in “Active Test” mode of “IPDM E/R”.
-
While operating the test item, check voltage between front wiper motor harness connector and ground.
| (+) | (−) | Condition |
Voltage (Approx.) | ||
|---|---|---|---|---|---|
| Front wiper motor | |||||
| Connector | Terminal | ||||
| E23 | 1 | Ground | FRONT WIPER | Lo | Battery voltage |
| Off | 0V | ||||
| 4 | Hi | Battery voltage | |||
| Off | 0V | ||||
Is the inspection result normal?
YES>>Replace front wiper motor. Refer to Removal and Installation.
NO>>Replace IPDM E/R. Refer to Removal and Installation.
CHECK FRONT WIPER REQUEST SIGNAL INPUT
CONSULT
-
Select “FR WIP REQ” in “Data Monitor” mode of “IPDM E/R”.
-
Switch the front wiper switch to HI and LO.
-
While operating the front wiper switch, check the status of “FR WIP REQ”.
Monitor item Condition Monitor status FR WIP REQ Front wiper switch HI On Hi Off Stop Front wiper switch LO On Low Off Stop
Is the inspection result normal?
YES>>Replace IPDM E/R. Refer to Removal and Installation
NO>>GO TO 6.
CHECK COMBINATION SWITCH (WIPER AND WASHER SWITCH)
Perform the inspection of the combination switch (wiper and washer switch). Refer to Symptom Table.
Is combination switch (wiper and washer switch) normal?
YES>>Replace BCM. Refer to Removal and Installation.
NO>>Repair or replace the applicable parts.
Normal Operating Condition
Description
FRONT WIPER MOTOR PROTECTION FUNCTION
IPDM E/R may stop the front wiper to protect the front wiper motor if any obstruction (operation resistance) such as a large amount of snow is detected during the front wiper operation...
Other information:
Nissan Murano (Z52) 2015-2024 Service Manual: Configuration (av Control Unit)
Description Vehicle specification needs to be written with CONSULT because it is not written after replacing AV control unit.Configuration has three functions as follows: Function Description "Before Replace ECU" Reads the Nissan Murano vehicle configuration of current AV control unit...
Nissan Murano (Z52) 2015-2024 Service Manual: Amp on Signal Circuit
Diagnosis Procedure CHECK CONTINUITY BETWEEN AV CONTROL UNIT AND BOSE SPEAKER AMP. Ignition switch OFF. Disconnect AV control unit connector and Bose speaker amp. connector. Check continuity between AV control unit connector and Bose speaker amp...
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