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 with bose
Wiring diagram
...
Dtc/circuit diagnosis
Power supply and ground circuit
Audio unit
Audio unit : diagnosis procedure
Regarding Wiring Diagram information, refer to AV-157, "Wiring Diagram".
1.Check fuse
Are the fuses blown?
...
Other materials:
ASCD Indicator
Component Function Check
1.CHECK ASCD INDICATOR FUNCTION
Check ASCD indicator under the following conditions.
ASCD INDICATOR
CONDITION
SPECIFICATION
CRUISE LAMP
Ignition switch: ON
MAIN switch: Pressed at the 1st time →
at the 2nd ti ...
Environmental factors influence the rate of corrosion
Moisture
Accumulation of sand, dirt and water on the vehicle
body underside can accelerate corrosion.
Wet floor coverings will not dry completely inside
the vehicle and should be removed for drying to
avoid floor panel corrosion.
Relative humidity
Corrosion will be accelerated in areas of h ...
P0125 ECT Sensor
DTC Logic
DTC DETECTION LOGIC
NOTE:
If DTC P0125 is displayed with P0116, first perform the trouble
diagnosis for DTC P0116. Refer to EC-
196, "DTC Logic".
If DTC P0125 is displayed with P0117 or P0118, first perform the
trouble diagnosis for DTC P0117 or
P0118. Refer to ...
