Nissan Altima 2007-2012 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

1. Repair or replace the malfunctioning part.

2. 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

    Other materials:

    P2118 throttle control motor
    Description The throttle control motor is operated by the ECM and it opens and closes the throttle valve. The current opening angle of the throttle valve is detected by the throttle position sensor and it provides feedback to the ECM to control the throttle control motor to make the thrott ...

    Engine oil
    Inspection OIL LEVEL NOTE: • Before starting the engine, check the oil level. If the engine is already started, stop it and allow 10 minutes before checking. • Check that the oil level is within the range as indicated on the dipstick. • If it is out of range, add oil as necessary. Re ...

    Power supply and ground circuit (sedan)
    AUDIO UNIT  Diagnosis Procedure 1.CHECK FUSES Check that the following fuses are not blown. Are the fuses OK? YES >> GO TO 2 NO >> If fuse is blown, be sure to eliminate cause of malfunction before installing new fuse. 2.POWER SUPPLY CIRCUIT CHECK 1. Disconnect audio u ...