Nissan Sentra Service Manual: Ecu diagnosis information

Diagnosis system (combination meter)

Description COMBINATION METER SELF-DIAGNOSIS MODE The information display, speedometer and tachometer can be checked in self-diagnosis mode. STARTING COMBINATION METER SELF-DIAGNOSIS MODE NOTE: ...

Combination meter

Reference Value VALUES ON THE DIAGNOSIS TOOL NOTE: The following table includes information (items) inapplicable to this vehicle. For information (items) applicable to this vehicle, refer to CON ...

Other materials:

Fuel pump
Component Function Check 1.CHECK FUEL PUMP FUNCTION Turn ignition switch ON. Pinch fuel feed hose with two fingers. Fuel pressure pulsation should be felt on the fuel feed hose for 1 second after ignition switch is turned ON. Is the inspection result normal? YES >> INSPECT ...

Ecm branch line circuit
Diagnosis procedure 1.Check connector Turn the ignition switch off. Disconnect the battery cable from the negative terminal. Check the terminals and connectors of the ecm for damage, bend and loose connection (unit side and connector side). Is the inspection result normal? YES > ...

Unexpected pedal reaction
Diagnosis Procedure 1.CHECK BRAKE PEDAL STROKE Check brake pedal stroke. Refer to BR-15, "Adjustment". Is the stroke too big? YES >> Bleed air from brake line and hose. Refer to BR-17, "Bleeding Brake System". Check brake pedal, brake booster, and maste ...