Nissan Sentra manuals

Nissan Sentra Service Manual: Power supply and ground circuit

Combination meter

COMBINATION METER : Diagnosis Procedure

Regarding Wiring Diagram information, refer to MWI-28, "Wiring Diagram".

1.Check fuses

Check that the following fuses are not blown.

Is the fuse blown?


Is the fuse blown? Yes >> replace the blown fuse after repairing the affected circuit.

No >> go to 2.

2.Power supply circuit check

Check voltage between combination meter harness connector m24 terminals 15, 27, 28 and ground

Is the inspection result normal?


Is the inspection result normal? YES >> GO TO 3.

NO >> Repair or replace harness or connector.

3.Check ground circuit

Check continuity between combination meter harness connector m24 terminals 21, 22, 23 and ground.

Is the inspection result normal?


Is the inspection result normal? Yes >> inspection end.

No >> repair or replace harness or connector.

Bcm (body control system) (with intelligent key system)

Bcm (body control system) (with intelligent key system) : 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?


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

  1. Disconnect bcm connector m85.
  2. Check voltage between BCM connector M85 and ground.

Is the inspection result normal?


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?


Is the inspection result normal? Yes >> inspection end.

No >> repair harness or connector.

Bcm (body control system) (without intelligent key system)

Bcm (body control system) (without intelligent key system) : diagnosis procedure

Regarding Wiring Diagram information, refer to BCS-111, "Wiring Diagram".

1.Check fuses and fusible link

Check that the following fuses and fusible link are not blown.

Is the fuse 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

  1. Turn ignition switch off.
  2. Disconnect bcm connectors.
  3. Check voltage between bcm connector and ground.

Is the inspection result normal?


Is the inspection result normal? YES >> GO TO 3.

NO >> Repair harness or connector.

3.Check ground circuit

Check continuity between BCM connector and ground.

Is the inspection result normal?


Is the inspection result normal? Yes >> inspection end.

No >> repair harness or connector.

B2268 water temp
Description The engine coolant temperature signal is transmitted from ecm to the combination meter via can communication. Dtc logic Dtc detection logic Dtc Consult Detection condit ...

Steering switch (meter control switch) signal circuit
Diagnosis Procedure Regarding wiring diagram information, refer to mwi-28, "wiring diagram". 1.Check combination meter input signal Turn ignition switch on. Measure voltage between ...

Other materials:

Front combination lamp
Exploded View Large cover (not serviceable) Small cover (not serviceable) Front combination lamp Halogen lamp bulb (high beam) Turn signal lamp bulb Turn signal lamp bulb socket LED harness connector Halogen lamp bulb (high beam) harness connector Halogen lamp bulb (low bea ...

Brake fluid
Drain and Refill CAUTION: Do not spill or splash brake fluid on painted surfaces. Brake fluid may damage paint. If brake fluid is splashed on painted areas, wash it away with water immediately. Prior to repair, turn the ignition switch OFF, disconnect the ABS actuator and electric uni ...

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 disconnected and reconnected, perhaps during a repair. Confirm that there are actual CAN diagnostic symp ...

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