Nissan Altima 2007-2012 Service Manual: Nissan vehicle immobilizer systemnats symptoms

Symptom Table

Security indicator does not turn ON or flash.

CAUTION: • Follow Trouble Diagnosis Flowchart referring to “SEC-209, "Work Flow"”. Determine malfunctioning condition before performing this diagnosis.

• Check that vehicle is under the condition shown in “Conditions of vehicle” before starting diagnosis.

• Check systems shown in the “Action” column in this order.

CONDITIONS OF VEHICLE (OPERATING CONDITIONS) • Intelligent Key is not inserted into key slot.

• Engine switch is not depressed.

    Vehicle security system symptoms
    Symptom Table *: Check that the system is in the armed phase. ...

    Other materials:

    Normal operating condition
    Description XENON HEADLAMP • The brightness and color of the light may vary slightly immediately after turning the headlamp ON. This condition will remain until the xenon bulb becomes stable. This is normal. • Illumination time lag may occur between right and left. This is normal. AUTO ...

    Expansion valve
    Removal and Installation for Expansion Valve REMOVAL 1. Discharge the refrigerant. Refer to HA-32, "HFC-134a (R-134a) Service Procedure". 2. Remove the strut tower bar. Refer to FSU-12, "Exploded View". 3. Remove the upper cowl. Refer to EXT-18, "Removal and Instal ...

    B2609 steering status
    Description There are 2 switches in the electronic steering column lock (steering lock/unlock switch 1 and 2). BCM compares those two switches conditions to judge the present steering status. DTC Logic DTC DETECTION LOGIC NOTE: • If DTC B2609 is displayed with DTC U1000, first perform the ...