Nissan Sentra Service Manual: 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-52, "Diagnostic Work Sheet".
>> GO TO 2.
2.PERFORM SELF DIAGNOSTIC RESULT
Perform self diagnostic result. Refer to BRC-31, "CONSULT Function (ABS)".
Are any DTCs displayed? YES >> Refer to BRC-43, "DTC Index".
NO >> GO TO 3.
3.CHECK SYMPTOM OPERATING CONDITION
Check that the symptom is a normal operating condition. Refer to BRC-105, "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-8, "METER SYSTEM : System Description".
Is ON/OFF timing normal? YES >> GO TO 5.
NO >> Perform warning lamp diagnosis. Refer to BRC-94, "Component Function Check" (ABS warning lamp), BRC-95, "Component Function Check" (brake warning lamp), BRC-96, "Component Function Check" (VDC OFF indicator lamp) or BRC-97, "Component Function Check" (SLIP indicator lamp).
5.PERFORM DIAGNOSIS APPLICABLE TO THE SYMPTOM
Perform diagnosis applicable to the symptom. Refer to BRC-98, "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-31, "CONSULT Function (ABS)".
>> Inspection End
Diagnostic Work Sheet
Additional service when replacing abs actuator and electric unit (control unit)
Description
When replacing the ABS actuator and electric unit (control unit), perform steering angle sensor neutral position adjustment. Refer to BRC-54, "Work Procedure".
Basic inspection
...
Adjustment of steering angle sensor neutral position
Description
Refer to the table below to determine if adjustment of steering
angle sensor neutral position is required.
×: Required –: Not required
Work Procedure
ADJUSTMENT OF ST ...
Other materials:
P1715 Input speed sensor
Description
ECM receives input speed sensor signal from TCM through CAN communication
line. ECM uses this signal for
engine control.
DTC Logic
DTC DETECTION LOGIC
NOTE:
If DTC P1715 is displayed with DTC UXXXX, first perform the trouble
diagnosis for DTC UXXXX.
If DTC P1715 is displa ...
Precaution for Supplemental Restraint System (SRS) "AIR BAG" and "SEAT
BELT PRE-TENSIONER"
The Supplemental Restraint System such as “AIR BAG” and “SEAT BELT PRE-TENSIONER”,
used along
with a front seat belt, helps to reduce the risk or severity of injury to the
driver and front passenger for certain
types of collision. Information necessary to service the system ...
Component parts
Meter system
METER SYSTEM : Component Parts Location
ABS actuator and electric unit (control
unit)
Combination meter
CVT shift selector (with CVT)
(O/D OFF switch)
Air bag diagnosis sensor unit
(view with center console assembly removed)
Parking brake switch
(view with ...