Nissan Altima 2007-2012 Service Manual: Diagnosis and repair workflow

Work Flow

DETAILED FLOW

1.LISTEN TO CUSTOMER COMPLAINT

Listen to customer complaint. Get detailed information about the conditions and environment when the symptom occurs.

>> GO TO 2

2.VERIFY THE SYMPTOM WITH OPERATIONAL CHECK

Verify the symptom with operational check. Refer to HAC-5, "Description and Conditions".

>> GO TO 3

3.GO TO APPROPRIATE TROUBLE DIAGNOSIS

Go to appropriate trouble diagnosis. Refer to HAC-83, "Symptom Matrix Chart" below.

>> GO TO 4

4.REPAIR OR REPLACE

Repair or replace the specific parts.

>> GO TO 5

5.FINAL CHECK

Final check.

Is the inspection result normal? YES >> Inspection End.

NO >> GO TO 3

    Inspection and adjustment
    Description and Conditions DESCRIPTION The purpose of the operational check is to confirm that the system operates properly. CONDITIONS: • Engine running and at normal operation temperature. ...

    Other materials:

    U1244 GPS antenna
    Description Refer to AV-240, "System Description". DTC Logic DTC DETECTION LOGIC Diagnosis Procedure 1.GPS ANTENNA CHECK Inspect GPS antenna and antenna feeder for damage or poor connection. Is the GPS antenna and feeder clean and undamaged? YES >> GO TO 2 NO >& ...

    P2122, P2123 APP Sensor
    Description The accelerator pedal position sensor is installed on the upper end of the accelerator pedal assembly. The sensor detects the accelerator position and sends a signal to the ECM. Accelerator pedal position sensor has two sensors. These sensors are a kind of potentiometer which tran ...

    P0605 ECM
    Description The ECM consists of a microcomputer and connectors for signal input and output and for power supply. The ECM controls the engine. DTC Logic DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE 1.PRECONDITIONING If DTC Confirmation Procedure has been previously conducted, always perf ...