Nissan Versa Sedan Service ManualBrakes » Brake control system (BRC)
Diagnosis and repair work flow
Diagnosis and repair work flow
Work Flow
OVERALL SEQUENCE
DETAILED FLOW
1.COLLECT INFORMATION FROM THE CUSTOMER
Get detailed information from the customer about the symptom (the condition and the environment when the incident/malfunction occurred) using the diagnostic worksheet. Refer to BRC "Diagnostic Work Sheet".
>> GO TO 2.
2.PERFORM SELF DIAGNOSTIC RESULT
Perform self diagnostic result. Refer to BRC "CONSULT Function (ABS)".
Are any DTCs displayed?
YES >> Refer to BRC "DTC Index".
NO >> GO TO 3.
3.CHECK SYMPTOM OPERATING CONDITION
Check that the symptom is a normal operating condition. Refer to BRC "Description".
Is the symptom a normal operating condition?
YES >> Inspection End.
NO >> GO TO 4.
4.CHECK WARNING AND INDICATOR LAMPS OPERATION
Check ABS and brake warning lamps, and VDC OFF and SLIP indicator lamps operation. Refer to MWI "METER SYSTEM : System Description" (type A) or MWI "METER SYSTEM : System Description" (type B).
Is ON/OFF timing normal?
YES >> GO TO 5.
NO >> Perform warning lamp diagnosis. Refer to BRC "Component Function Check" (ABS warning lamp), BRC "Component Function Check" (brake warning lamp), BRC "Component Function Check" (VDC OFF indicator lamp) or BRC "Component Function Check" (SLIP indicator lamp).
5.PERFORM DIAGNOSIS APPLICABLE TO THE SYMPTOM
Perform diagnosis applicable to the symptom. Refer to BRC "Symptom Table".
>> GO TO 6.
6.FINAL CHECK
Perform self diagnostic result again, and check that the malfunction is repaired. After checking, erase the self diagnosis memory. Refer to BRC "CONSULT Function (ABS)".
>> Inspection End.
Diagnostic Work Sheet
ADDITIONAL SERVICE WHEN REPLACING ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT)
Description
After replacing the ABS actuator and electric unit (control unit), perform the neutral position adjustment for the steering angle sensor. Refer to BRC "Work Procedure".
Work Procedure
1.PERFORM THE NEUTRAL POSITION ADJUSTMENT FOR THE STEERING ANGLE SENSOR
Perform the neutral position adjustment for the steering angle sensor.
>> Refer to BRC "Work Procedure".
Precautions
Component parts
VDC/TCS/ABS
Diagnosis system [abs actuator and electric unit (control unit)]
ABS Actuator and electric unit (control unit)
Diagnosis and repair work flow
Adjustment of steering angle sensor neutral position
C1101, C1102, C1103, C1104 Wheel sensor
C1105, C1106, C1107, C1108 Wheel sensor
C1109 Power and ground system
C1110, C1153, C1170 ABS Actuator and electric unit (control unit)
C1111 Pump motor
C1115 ABS Sensor [abnormal signal]
C1116 Stop lamp switch
C1120, C1122, C1124, C1126 ABS In valve system
C1121, C1123, C1125, C1127 ABS Out valve system
C1130 Engine signal
C1140 Actuator relay system
C1142 Press sensor
C1143 Steering angle sensor
C1144 Incomplete steering angle sensor adjustment
C1145, C1146 Yaw rate/side/decel g sensor
C1155 BR Fluid level low
C1164, C1165, C1166, C1167 CV/SV System
U1000 CAN Comm circuit
U1002 System comm (CAN)
Parking brake switch
VDC OFF Switch
ABS Warning lamp
Brake warning lamp
VDC OFF Indicator lamp
Slip indicator lamp
VDC/TCS/ABS
Excessive ABS Function operation frequency
Unexpected pedal reaction
The braking distance is long
Pedal vibration or ABS operation sound occurs
Vehicle jerks during VDC/TCS/ABS control
Wheel sensor
Sensor rotor
ABS Actuator and electric unit (control unit)
Nissan Versa Sedan Service Manual
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