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:
Diagnosis system (ipdm e/r) (with intelligent key system)
Diagnosis description
Auto active test
Description
In auto active test, the IPDM E/R sends a drive signal to the following
systems to check their operation.
Front wiper (lo, hi)
Parking lamp
License plate lamp
Tail lamp
Front fog lamp (if equipped)
Headlamp (LO, HI)
A/C compress ...
P2101 Electric throttle control function
DTC Logic
DTC DETECTION LOGIC
NOTE:
If DTC P2101 is displayed with DTC P2100, first perform the trouble
diagnosis for DTC P2100. Refer
to EC-423, "DTC Logic".
If DTC P2101 is displayed with DTC P2119, first perform the trouble
diagnosis for DTC P2119. Refer
to EC-430, &qu ...
P0965 Pressure control solenoid B
DTC Logic
DTC DETECTION LOGIC
DTC
CONSULT screen terms
(Trouble diagnosis content)
DTC detection condition
Possible causes
P0965
PC SOLENOID B
(Pressure control solenoid B
control circuit range performance)
The detection conditions continuously for 5
seco ...
