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.

On-vehicle repair


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

    Other materials:

    B2602 shift position
    Description BCM confirms the shift position with the following 2 signals. • CVT selector lever • Speed signal from meter DTC Logic DTC DETECTION LOGIC NOTE: • If DTC B2602 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to SEC-235, &q ...

    U1001 can comm circuit
    Description CAN (Controller Area Network) is a serial communication line for real time application. It is an on-vehicle multiplex communication line with high data communication speed and excellent error detection ability. Many electronic control units are equipped onto a vehicle, and each c ...

    Air breather hose
    Exploded View 1. Air cleaner 2. Air breather hose 3. Transaxle assembly 4. Heater pipe 5. Clip A. Paint mark Removal and Installation CAUTION: • Install air breather hose with paint mark facing front. • Insert air breather hose onto air breather tube until overlap area rea ...