Nissan Sentra manuals

Nissan Sentra Service Manual: Parking brake switch signal circuit

Component function check

1.Check parking brake switch operation

Check that brake warning lamp in combination meter turns on/off when parking brake is actuated.

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

No >> proceed to diagnosis procedure. Refer to mwi-60, "diagnosis procedure".

Diagnosis procedure

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

1.Connector inspection

  1. Turn ignition switch off.
  2. Disconnect combination meter and parking brake switch connectors.
  3. Check connectors and terminals for deformation, disconnection, looseness or damage.

Is the inspection result normal? Yes >> go to 2 no >> repair or replace as necessary.

2.Check parking brake switch

Check parking brake switch. Refer to mwi-61, "component inspection".

Is the inspection result normal? Yes >> go to 3.

No >> replace parking brake switch. Refer to pb-7, "exploded view".

3.Check parking brake switch signal

With consult


  1. Connect combination meter connector and parking brake switch connectors.
  2. Turn ignition switch on.
  3. In “DATA MONITOR” select “PARK BRAKE SW” and check parking brake switch signal.

Is the inspection result normal?


Is the inspection result normal? Yes >> refer to mwi-45, "work flow".

No >> go to 4.

4.Check parking brake switch circuit

  1. Turn ignition switch off.
  2. Disconnect combination meter and parking brake switch connectors.
  3. Check continuity between combination meter connector M24 terminal 10 and parking brake switch connector M130 terminal 1.


  1. Check continuity between combination meter connector and ground.

Is the inspection result normal?


Is the inspection result normal? Yes >> replace combination meter. Refer to mwi-77, "removal and installation".

No >> repair or replace malfunctioning components.

Component inspection

1.Check parking brake switch

  1. Turn ignition switch off.
  2. Disconnect parking brake switch connector.
  3. Check continuity between parking brake switch terminal 1 and ground.

Is the inspection result normal?


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

No >> replace parking brake switch. Refer to pb-7, "exploded view".

Fuel level sensor signal circuit
Description The fuel level sensor unit and fuel pump detects the approximate fuel level in the fuel tank and transmits the fuel level signal to the combination meter. Component function check 1 ...

Ambient sensor signal circuit
Description It detects outside air temperature and converts it into a resistance value which is then input into the combination meter. Diagnosis Procedure Regarding wiring diagram information, ...

Other materials:

Rear drum brake
BRAKE LINING BRAKE LINING : Inspection INSPECTION Brake Lining Check brake lining wear thickness (A). Check using a scale if necessary. Lining wear thickness (A) : Refer to BR-55, "Rear Drum Brake". BRAKE DRUM BRAKE DRUM : Inspection INSPECTION Appearance Check surfac ...

Heated seats (if so equipped)
The front seats are warmed by built-in heaters. Start the engine. Push the LO or HI position of the switch, as desired. The indicator light in the switch will illuminate. The heater is controlled by a thermostat, automatically turning the heater on and off. The indicator light ...

Head restraints/Headrests
WARNINGHead restraints/headrests supplement the other vehicle safety systems. They may provide additional protection against injury in certain rear end collisions. Adjustable head restraints/headrests must be adjusted properly, as specified in this section. Check the adjus ...

© 2014-2019 Copyright www.nisentra.com