Nissan Altima 2007-2012 Service Manual: Component diagnosis

On board diagnostic (OBD) System
Diagnosis Description INTRODUCTION The ECM has an on board diagnostic system, which detects malfunctions related to engine sensors or actuators. The ECM also records various emission-related di ...

Trouble diagnosis - specification value
Description The specification (SP) value indicates the tolerance of the value that is displayed in “SPEC” of “DATA MONITOR” mode of CONSULT-III during normal operation of the Engine Contr ...

Other materials:

Malfunction indicator lamp
Description The Malfunction Indicator Lamp (MIL) is located on the combination meter. The MIL will illuminate when the ignition switch is turned ON without the engine running. This is a bulb check. When the engine is started, the MIL should turn off. If the MIL remains illuminated, the on ...

Body side trim
Exploded View 1. Front pillar finisher 2. Front body side welt 3. Front kicking plate 4. Front sill cover 5. Rear lower finisher 6. Upper pillar finisher 7. Rear pillar finisher Removal and Installation CAUTION: • Wrap the tip of flat-bladed screwdriver with a cloth when removing ...

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 th ...