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:

    Spark plug
    Removal and Installation 1. Ignition coil 2. Spark plug 3. Rocker cover REMOVAL 1. Remove the ignition coil. Refer to EM-35, "Removal and Installation". 2. Remove the spark plug with a suitable spark plug wrench. INSPECTION AFTER REMOVAL • Do not use a wire brush for clean ...

    Center speaker
    Description The audio unit sends audio signals to the BOSE speaker amp. The BOSE speaker amp. amplifies the audio signals before sending them to the center speaker using the audio signal circuits. Diagnosis Procedure 1.HARNESS CHECK 1. Disconnect BOSE speaker amp. connector B121 and cente ...

    P2014 tumble control valve position sensor
    Description Tumble control valve position sensor is built into the tumble control valve actuator (2). 1 : Intake manifold adapter 3 : Tumble control valve The sensor consists of a permanent magnet and Hall IC. It senses the valve shaft movement and feeds the voltage signals to the ECM. DTC ...