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:
Brake fluid
Inspection
BRAKE FLUID LEVEL
Make sure that the brake fluid level in the reservoir tank is between
the MAX and MIN lines.
Visually check around the reservoir tank for brake fluid leakage.
If the brake fluid level is excessively low, check the brake system
for leakage.
If brake warning ...
P1715 Input speed sensor
Description
ECM receives input speed sensor signal from TCM through CAN communication
line. ECM uses this signal for
engine control.
DTC Logic
DTC DETECTION LOGIC
NOTE:
If DTC P1715 is displayed with DTC UXXXX, first perform the trouble
diagnosis for DTC UXXXX.
If DTC P1715 is displa ...
Receiving a call
When a call is placed to the connected phone,
the display will change to phone mode.
To accept the incoming call, either:
Press the button on
the steering
wheel, or
Touch the green phone icon on the screen.
To reject the incoming call, either:
Press the button on the
...