Nissan Sentra Service Manual: Basic inspection
Diagnosis and repair workflow
Work Flow
Overall sequence
Detailed flow
1.Get information for symptom
Get detailed information from the customer about the symptom (the condition and the environment when the incident/malfunction occurred).
>> GO TO 2.
2.Confirm the symptom
Try to confirm the symptom described by the customer. Verify relation between the symptom and the condition when the symptom is detected.
>> Go to 3.
3.Detect malfunctioning part by diagnostic procedure
Inspect according to Diagnostic Procedure of the system.
Is malfunctioning part detected? YES >> GO TO 4.
NO >> GO TO 2.
4.Repair or replace the malfunctioning part
- Repair or replace the malfunctioning part.
- Reconnect parts or connectors disconnected during diagnostic procedure.
>> GO TO 5.
5.Final check
Refer to confirmed symptom in step 2, and make sure that the symptom is not detected.
Was the repair confirmed? Yes >> inspection end.
No >> go to 2.
Wiring diagram
Display audio without bose
Wiring diagram
...
Dtc/circuit diagnosis
Power supply and ground circuit
Audio unit
AUDIO UNIT : Diagnosis Procedure
Regarding wiring diagram information, refer to av-88, "wiring diagram".
1.Check fuse
Check that the following ...
Other materials:
P0131 A/F Sensor 1
DTC Logic
DTC DETECTION LOGIC
To judge the malfunction, the diagnosis checks that the A/F signal computed
by ECM from the A/F sensor 1
signal is not inordinately low.
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
Possible cause
P01 ...
Front disc brake
BRAKE PAD
BRAKE PAD : Inspection
PAD WEAR
Check brake pad thickness from an inspection hole on caliper body.
Check using a scale if necessary
Wear limit thickness : Refer to BR-55, "Front Disc
Brake".
DISC ROTOR
DISC ROTOR : Inspection
APPEARANCE
Check surface of disc rotor ...
B1430, B1432 Seat belt pre-tensioner LH
Description
DTC B1430, B1432 SEAT BELT PRE-TENSIONER LH
The seat belt pre-tensioner LH is wired to the air bag diagnosis sensor unit.
The air bag diagnosis sensor unit
will monitor for opens and shorts in detected lines to the seat belt pre-tensioner
LH.
PART LOCATION
Refer to SRC-5, " ...