Nissan Sentra Service Manual: Unexpected pedal reaction

Nissan Sentra Service Manual / Brakes / Brake control system / Symptom diagnosis / 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 master cylinder for mount play, looseness, brake system fluid leakage, etc. Refer to brake pedal: BR-15, "Adjustment" or brake booster assembly BR-11, "Inspection".

NO >> GO TO 2

2.CHECK ABS FUNCTION

Disconnect ABS actuator and electric unit (control unit) connector to deactivate ABS.
Check if braking force is normal in this condition.
Reconnect connector after inspection.

Is the inspection result normal? YES >> Inspection End.

NO >> Check brake system.

Excessive abs function operation frequency

Diagnosis Procedure 1.CHECK START Check front and rear brake force distribution using a brake tester. Is the inspection result normal? YES >> GO TO 2 NO >> Check brake system. 2. ...

The braking distance is long

Diagnosis Procedure CAUTION: The stopping distance on slippery road surfaces might be longer with the ABS operating than when the ABS is not operating. 1.CHECK ABS FUNCTION Turn ignition ...

Other materials:

Condenser
Removal and installation Removal Remove the rear pillar finisher. Refer to INT-29, "REAR PILLAR FINISHER : Removal and Installation". Disconnect the harness connectors (1), remove the condenser bolt (A) and the condenser (2). : Front Installation Installation is in th ...

P0075 IVT control solenoid valve
DTC Logic DTC DETECTION LOGIC DTC No. CONSULT screen terms (Trouble diagnosis content) DTC detecting condition Possible cause P0075 INT/V TIM V/CIR-B1 (Intake valve control solenoid circuit bank 1) An improper voltage is sent to the ECM through intake val ...

Removal and installation
Audio unit Exploded view Audio unit Audio unit bracket (LH) Audio unit bracket (rh) Removal and installation Removal Disconnect the negative battery terminal. Refer to pg-50, "removal and installation (battery)". Remove cluster lid c lower. Refer to ip-20, "re ...