Nissan Sentra B18 (2020-2025) Service Manual / Brakes / Brake Control System :: Vdc/tcs/abs / Basic Inspection / Calibration of Decel G Sensor

Nissan Sentra B18 (2020-2025) Service Manual: Calibration of Decel G Sensor

Description

Description

CAUTION:

Always perform the decel G sensor calibration before driving when the following operation is performed:

Note:

Yaw rate/side/decel G sensor calibration is performed when performing the decel G sensor calibration.

×: Required —: Not required

Procedure	Decel G sensor calibration
Removing/installing ABS actuator and electric unit (control unit)	—
Replacing ABS actuator and electric unit (control unit)	×
Removing/installing steering components	—
Replacing steering components	—
Removing/installing suspension components	—
Replacing suspension components	—
Removing/installing tire	—
Replacing tire	—
Tire rotation	—
Adjusting wheel alignment	—

Work Procedure

Work Procedure

DECEL G SENSOR CALIBRATION

CAUTION:

Always use CONSULT for the decel G sensor calibration. (It cannot be adjusted other than with CONSULT.)

Note:

Yaw rate/side/decel G sensor calibration is performed when performing the decel G sensor calibration.

CHECK THE Nissan Sentra Vehicle STATUS
1. 1. Steer the steering wheel to the straight-ahead position. Stop the Nissan Sentra vehicle on a level surface.
  2. Stop the engine.
  3. Ignition switch OFF.
Is the Nissan Sentra vehicle stopped in the straight-ahead position on a level surface?
YES >>
GO TO 2.
NO >>
Steer the steering wheel to the straight-ahead position. Stop the Nissan Sentra vehicle on a level surface.
PERFORM DECEL G SENSOR CALIBRATION
1. CAUTION:
  CONSULT
  1. Ignition switch ON.
    
    CAUTION:
    
    Never start engine.
  2. Select “ABS”, “Work Support” and “DECEL G SEN CALIBRATION” in this order.
  3. Select “Start”.
  4. After approx. 10 seconds, select “End”.
  5. Ignition switch OFF → ON.
    
    CAUTION:
    
    Be sure to perform the operation above.
>>
GO TO 3.

CHECK DATA MONITOR

CONSULT

Drive the Nissan Sentra vehicle. Steer the steering wheel to the straight-ahead position. Stop the vehicle on a level surface.

Select “ABS”, “Data Monitor”, “ECU INPUT SIGNALS” and “DECEL G SENSOR” in this order. Check that the signal is within the specified value.

DECEL G SENSOR

: Approx. ± 0.01 G

Is the inspection result normal?

YES >>

GO TO 4.

NO >>

GO TO 1.

ERASE SELF DIAGNOSTIC RESULT MEMORY
1. CONSULT
  
  Erase “Self Diagnostic Result” mode of “ABS”.
Are the memories erased?
YES >>
Inspection End.
NO >>
Check the items indicated by the “Self Diagnostic Result”.

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