Nissan Sentra Service Manual: 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:
Exterior rear
Trunk lid
High mount stop light
Replacing bulbs
Rear window defroster switch
Child safety rear door lock
Fuel-filler door , Fuel-filler cap,fuel recommendation
Rearview camera (if so equipped)
Exterior trunk lid release, Interior trunk lid release (if so equipped)
See the pag ...
Symptom diagnosis
Squeak and rattle trouble diagnoses
Work Flow
Customer interview
Interview the customer if possible, to determine the conditions that exist
when the noise occurs. Use the Diagnostic
Worksheet during the interview to document the facts and conditions when the
noise occurs and any
custome ...
Basic inspection
Diagnosis and repair work flow
Work Flow
Overall sequence
Detailed flow
1. Get information for symptom
Get the detailed information from the customer about the symptom (the
condition and the environment when
the incident/malfunction occurred).
>> Go to 2.
2. Check dtc
Check ...
