Nissan Altima 2007-2012 Service Manual: Ecu diagnosis

DIAGNOSIS SENSOR UNIT

Wiring Diagram

Trouble Diagnosis with CONSULT-III

DIAGNOSTIC CODE CHART

NOTE: Follow the procedures in numerical order when repairing malfunctioning parts. Confirm whether malfunction is eliminated using air bag warning lamp or CONSULT-III each time repair is finished. If malfunction is still observed, proceed to the next step. When malfunction is eliminated, further repair work is not required.

Trouble Diagnosis without CONSULT-III

WARNING LAMP FLASH CODE CHART

NOTE: Follow the procedures in numerical order when repairing malfunctioning parts. Confirm whether malfunction is eliminated using air bag warning lamp each time repair is finished. If malfunction is still observed, proceed to the next step. When malfunction is eliminated, further repair work is not required.

    B1209 – b1210 collision detection
    Description DTC B1209 - B1210 COLLISION DETECTION The air bag diagnosis sensor unit will set this DTC if it has detected a collision which has resulted in a frontal or side deployment of one or m ...

    Symptom diagnosis
    SRS AIR BAG SYSTEM "AIR BAG" Warning Lamp Does Not Turn Off DIAGNOSTIC PROCEDURE 7 1.CHECK CONDITION OF AIR BAG MODULE Inspect for any deployed air bag modules or seat belt pre-tension ...

    Other materials:

    NVIS (Nissan vehicle immobilizer system-nats)
    System Diagram System Description INPUT/OUTPUT SIGNAL CHART SYSTEM DESCRIPTION • The NVIS (NATS) is an anti-theft system by registering an Intelligent Key ID in to the vehicle and prevents the engine being started by an unregistered Intelligent Key. It has a higher protection agains ...

    On-vehicle maintenance
    FUEL SYSTEM Inspection Inspect fuel lines, fuel filler cap and fuel tank for improper attachment, leaks, cracks, damage, loose connections, chafing or deterioration. If necessary, repair or replace damaged parts. Quick Connector CAUTION: • After connecting fuel tube quick connectors, m ...

    Reverse idler shaft and gear
    Exploded View Refer to TM-28, "Exploded View". Disassembly 1. Remove reverse idler gear (Rear), reverse coupling sleeve, and reverse insert spring simultaneously. 2. Remove reverse idler gear needle bearing. 3. Remove thrust needle bearing. 4. Remove reverse baulk ring. 5 ...