Nissan Sentra Service Manual: Vehicle jerks during vdc/tcs/abs control
Diagnosis Procedure
1.SYMPTOM CHECK
Check if the vehicle jerks during VDC/TCS/ABS control.
Is the inspection result normal? YES >> Inspection End.
NO >> GO TO 2
2.CHECK SELF DIAGNOSTIC RESULT
Perform self diagnostic result of ABS actuator and electric unit (control unit). Refer to BRC-31, "CONSULT Function (ABS)".
Are self diagnostic results indicated? YES >> Check corresponding items, make repairs, and perform ABS actuator and electric unit (control unit) self diagnostic result again. Refer to BRC-31, "CONSULT Function (ABS)".
NO >> GO TO 3
3.CHECK CONNECTOR
-
Turn ignition switch OFF.
-
Disconnect ABS actuator and electric unit (control unit) connector.
-
Check terminals for deformation, disconnection, looseness, etc.
-
Securely reconnect connector and perform ABS actuator and electric unit (control unit) self diagnostic result. Refer to BRC-31, "CONSULT Function (ABS)".
Are self diagnostic results indicated? YES >> If poor contact, damage, open or short circuit of connector terminal is found, repair or replace.
NO >> GO TO 4
4.CHECK ECM AND TCM SELF DIAGNOSTIC RESULT
-
Perform ECM self diagnostic result. Refer to EC-66, "CONSULT Function".
-
Perform TCM self diagnostic result. Refer to TM-108, "CONSULT Function".
Are self diagnostic results indicated? YES >> Check the corresponding items.
-
ECM: Refer to EC-94, "DTC Index".
-
TCM: Refer to TM-126, "DTC Index".
NO >> Replace ABS actuator and electric unit (control unit). Refer to BRC-110, "Removal and Installation".
Pedal vibration or abs operation
sound occurs
Diagnosis Procedure
CAUTION:
Under the following conditions, ABS is activated and
vibration is felt when brake pedal is lightly
depressed (just place a foot on it). However, this is norma ...
Normal operating condition
Description
Symptom
Result
Slight vibrations are felt on the brake pedal and operation noises
occur when VDC, TCS or ABS is activated.
This is a normal condition
due to t ...
Other materials:
Before starting the engine
Make sure the area around the vehicle is
clear.
Check fluid levels such as engine oil, coolant,
brake and clutch fluid(if so equipped),
and windshield-washer fluid as frequently as
possible, or at least whenever you refuel.
Check that all windows and lights are clean.
Visually inspe ...
Rear rh side power window does not operate
When both power window main switch and rear power window switch RH are
operated
When both power window main switch and rear power window switch rh are
operated : diagnosis procedure
1.CHECK REAR POWER WINDOW SWITCH RH
Check rear power window switch RH.
Refer to PWC-40, "REAR POWER WIN ...
Head restraints/Headrests
WARNINGHead restraints/headrests supplement
the other vehicle safety systems. They may
provide additional protection against injury
in certain rear end collisions. Adjustable
head restraints/headrests must be
adjusted properly, as specified in this section.
Check the adjus ...
