Nissan Sentra Service Manual: Power supply and ground circuit
Diagnosis procedure
Regarding wiring diagram information, refer to bcs-51, "wiring diagram".
1.Check fuses and fusible link
Check that the following fuses and fusible link are not blown.
Is the fuse blown? YES >> Replace the blown fuse or fusible link after repairing the affected circuit.
NO >> GO TO 2.
2.Check power supply circuit
- Disconnect bcm connector m85.
- Check voltage between bcm connector m85 and ground.
Is the inspection result normal? YES >> GO TO 3.
NO >> Repair harness or connector.
3.Check ground circuit
Check continuity between bcm connector m85 and ground.
Is the inspection result normal? YES >> Inspection End.
NO >> Repair harness or connector.
Combination meter buzzer
Component function check
1.Check function
- Select intelligent key of bcm using consult.
- Select inside buzzer in active test mode.
- Touch Key, Knob or Take Out to check that it works normally.
Is the inspection result normal? Yes >> Combination meter buzzer is OK.
No >> Refer to DLK-91, "Diagnosis Procedure".
Diagnosis Procedure
1.CHECK METER BUZZER CIRCUIT
Refer to WCS-28, "Component Function Check".
Is the inspection result normal? Yes >> GO TO 2.
No >> Repair or replace harness.
2.CHECK INTERMITTENT INCIDENT
Refer to GI-39, "Intermittent Incident".
>> Inspection End.
DTC/circuit diagnosis
U1000 CAN COMM CIRCUIT
Description
Refer to lan-7, "can communication system : system description".
Dtc logic
Dtc detection logic
Note:
U1000 can be set if a module harness was disconn ...
Door lock actuator
Driver side
Driver side : component function check
1.CHECK FUNCTION
Select DOOR LOCK of BCM using CONSULT.
Select DOOR LOCK in ACTIVE TEST mode.
Touch ALL LOCK or ALL UNLK to check that it w ...
Other materials:
Additional service when removing battery negative terminal
Description
When the battery negative terminal is disconnected, the initialization is
necessary for normal operation of
power window system.
CAUTION:
The following specified operations can not be performed under the
non-initialized condition.
Auto-up operation
Anti-pinch function
Wo ...
Service equipment
RECOVERY/RECYCLING RECHARGING EQUIPMENT
Be certain to follow the manufacturer’s instructions for machine operation
and machine maintenance. Do not
introduce any refrigerant other than that specified into the machine.
ELECTRICAL LEAK DETECTOR
Be certain to follow the manufacturer’s ...
Dtc/circuit diagnosis
Power supply and ground circuit
Audio unit
Audio unit : diagnosis procedure
Regarding Wiring Diagram information, refer to AV-157, "Wiring Diagram".
1.Check fuse
Are the fuses blown?
Yes >> replace the blown fuse after repairing the affected circuit.
No >> go to 2.
...
