Nissan Sentra Service Manual: VDC/TCS/ABS
Symptom Table
If ABS warning lamp and SLIP indicator lamp turn ON, perform self-diagnosis.
NOTE:
-
1: The ABS does not operate when the speed is 10 km/h (6 MPH) or less.
-
2: 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 normal.
-
When shifting gears
-
When driving on slippery road
-
During cornering at high speed
-
When passing over bumps or grooves [approximately 50 mm (1.97 in) or more]
-
When pulling away just after starting engine [at approximately 10 km/h (6 MPH) or higher]
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. ...
Other materials:
DTC/Circuit diagnosis
U0073 COMMUNICATION BUS A OFF
DTC Logic
DTC DETECTION LOGIC
DTC
CONSULT screen terms
(Trouble diagnosis content)
DTC detection condition
Possible causes
U0073
COMM BUS A OFF
(Control Module Communication
Bus A Off)
TCM communication blockage lasts for 2 sec ...
The ambient temperature display is incorrect
Description
The displayed outside air temperature is higher than the actual
temperature.
The displayed outside air temperature is lower than the actual
temperature.
Outside air temperature is not indicated.
Diagnosis procedure
1.Check ambient sensor signal circuit
Check the ambie ...
S connector circuit
Description
The starter motor magnetic switch is supplied with power when the ignition
switch is turned to the START position
while the selector lever is in the P (Park) or N (Neutral) position (CVT Models)
or the clutch pedal is
depressed (M/T Models).
Diagnosis Procedure
Regarding Wiring ...