Nissan Sentra Service Manual: Ecu diagnosis information

System description

Component parts Component parts location Instrument lower finisher Eco mode switch The eco mode switch is installed to the instrument lower finisher. When the ECO mode indicator lamp ...

Wiring diagram

Eco mode system Wiring Diagram ...

Other materials:

Main power supply and ground circuit
Diagnosis Procedure 1.CHECK TCM POWER CIRCUIT (PART 1) Turn ignition switch OFF. Disconnect TCM connector. Check voltage between TCM harness connector terminals and ground. Is the inspection result normal? YES >> GO TO 2. NO >> GO TO 4. 2.CHECK TCM POWER CIRCUIT (PAR ...

Both side headlamps (lo) are not turned on
Description The headlamps (both sides) do not turn on in any lighting switch setting. Diagnosis Procedure 1.Check combination switch (lighting and turn signal switch) Check the combination switch (lighting and turn signal switch). Refer to BCS-72, "Symptom Table" (with Intelligent ...

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, " ...