Nissan Murano: Defogger :: Dtc/circuit Diagnosis / Door Mirror Defogger Lh
CHECK DOOR MIRROR DEFOGGER LH
Check that the door mirror defogger LH heating wire is heated when the rear window defogger switch is turned ON.
Is the inspection result normal?
YES>>Door mirror defogger LH is OK.
NO>>Refer to Diagnosis Procedure.
CHECK POWER SUPPLY
Check if the following fuse in the fuse block (J/B) is blown:
| Component | Fuse No. | Capacity |
|---|---|---|
| Fuse block (J/B) | 22 | 10 A |
Is the inspection result normal?
YES>>GO TO 2.
NO>>Replace the blown fuse after repairing the affected circuit.
CHECK DOOR MIRROR DEFOGGER POWER SUPPLY CIRCUIT
-
Ignition switch OFF.
-
Disconnect door mirror LH connector.
-
Ignition switch ON.
-
Check voltage between door mirror LH harness connector and ground.
| (+) | (-) | Condition |
Voltage (Approx.) |
||
| Door mirror LH | |||||
| Connector | Terminal | ||||
| D4 | 5 | Ground | Rear window defogger switch | ON | Battery voltage |
| OFF | 0 V | ||||
Is the inspection result normal?
YES>>GO TO 3.
NO>>Repair or replace harness.
CHECK DOOR MIRROR DEFOGGER GROUND CIRCUIT
-
Ignition switch OFF.
-
Check continuity between door mirror LH harness connector and ground.
Door mirror LH Ground Continuity Connector Terminal D4 17 Yes
Is the inspection result normal?
YES>>GO TO 4.
NO>>Repair or replace harness.
CHECK DOOR MIRROR DEFOGGER LH
Check door mirror defogger LH. Refer to Component Inspection.
Is the inspection result normal?
YES>>GO TO 5.
NO>>Replace door mirror LH. Refer to Removal and Installation.
CHECK INTERMITTENT INCIDENT
Check intermittent incident. Refer to Intermittent Incident.
Is the inspection result normal?
YES>>Check the following:
-
Battery power supply circuit
-
Fuse block (J/B)
Repair or replace the malfunctioning parts.
CHECK DOOR MIRROR DEFOGGER
-
Ignition switch OFF.
-
Disconnect door mirror LH connector.
-
Check continuity between door mirror terminals.
Terminal Continuity 5 17 Yes
Is the inspection result normal?
YES>>Check the condition of the harness and the connector.
NO>>Replace malfunctioning door mirror LH. Refer to Removal and Installation.
Rear Window Defogger Power Supply and Ground Circuit
Component Function Check
CHECK REAR WINDOW DEFOGGER
Check that the rear window defogger heating wire is heated when the rear window defogger switch is turned ON...
Other information:
Nissan Murano (Z52) 2015-2024 Service Manual: P0740 Torque Converter
DTC Description DTC DETECTION LOGIC DTC CONSULT screen terms (Trouble diagnosis content) DTC detection condition P0740 TORQUE CONVERTER (Torque Converter Clutch Circuit/Open) Diagnosis condition When all of the following conditions are satisfied: TCM power supply voltage: More than 11 V P0743 is not detected Signal — Threshold TCM judges that solenoid valve circuit is open Diagnosis delay time Maintained for 5 seconds POSSIBLE CAUSE Harness or connector (Torque converter clutch solenoid valve circuit is open or shorted to power supply) Torque converter clutch solenoid valve FAIL-SAFE Start is slow Acceleration is slow Lock-up is not performed DTC Confirmation Procedure CAUTION: Be careful of the driving speed...
Nissan Murano (Z52) 2015-2024 Service Manual: Additional Service When Replacing Control Unit
Description Each function is reset to the following condition when the driver seat control unit is replaced. Function Condition Procedure Memory (Seat, steering column, door mirror) Erased Perform storing Entry/exit assist ON Perform initialization Set slide amount*1 Linking a key fob to meter display Erased Perform initialization Perform storing *1: Default value is 40 mm...
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Unfastening the seat belts. Checking seat belt operation
Unfastening the seat belts
To unfasten the seat belt, press the button
on the buckle 
. The seat belt
automatically
retracts.
