Nissan Sentra Service Manual: Illumination 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.
- Check voltage between the following terminals of the illumination control switch.
Is the inspection result normal? YES >> Inspection End.
NO >> GO TO 2.
2.Check illumination control switch signal circuit
- Turn ignition switch off
- Disconnect combination meter connector m24 and illumination control switch connector m66.
- Check continuity between combination meter harness connector and illumination control switch harness connector.
- Check continuity between combination meter harness connector and ground.
Is the inspection result normal? Yes >> check illumination control switch. Refer to mwi-56, "component inspection".
No >> repair or replace harness or connector.
Component inspection
1.Check illumination control switch
- Turn ignition switch OFF.
- Disconnect illumination control switch connector.
- Check illumination control switch.
Is the inspection result normal? Yes >> inspection end.
No >> replace illumination control switch. Refer to mwi-80, "removal and installation".
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 ...
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 ...
Other materials:
System description
Component parts
Component parts location
Ipdm e/r
System
Relay control system
Relay control system : system diagram
Relay control system : system description
Description
IPDM E/R activates the internal control circuit to perform the relay ON-OFF
control according to the input ...
Can communication circuit
Diagnosis procedure
1.Connector inspection
Turn the ignition switch off.
Disconnect the battery cable from the negative terminal.
Disconnect all the unit connectors on CAN communication system.
Check terminals and connectors for damage, bend and loose connection.
Is the inspection resu ...
Door switch
Component Function Check
1.Check function
Select DOOR LOCK of BCM using CONSULT
Select door sw-dr, door sw-as in data monitor mode
Check that the function operates normally according to the following
conditions.
Is the inspection result normal?
YES >> Door switch is OK.
NO ...
