Nissan Altima (L32) 2007-2012 Service Manual: Component diagnosis

On board diagnostic (OBD) system
Trouble Diagnosis Introduction CAUTION: • Do not use electrical test equipment on any circuit related to the SRS unless instructed to do so in this Service Manual. SRS wiring harnesses can be i ...

B1049 – B1052, B1054 – B1057 driver airbag module
Description DTC B1049 – B1052, B1054 – B1057 DRIVER AIRBAG MODULE The driver air bag module is dual stage and wired to the air bag diagnosis sensor unit through the spiral cable. The air ba ...

Other materials:

Precaution
Precaution for Supplemental Restraint System (SRS) "AIR BAG" and "SEAT BELT PRE-TENSIONER" The Supplemental Restraint System such as “AIR BAG” and “SEAT BELT PRE-TENSIONER”, used along with a front seat belt, helps to reduce the risk or severity of injury to the dr ...

P0643 sensor power supply
DTC Logic DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE 1.PRECONDITIONING If DTC Confirmation Procedure has been previously conducted, always turn ignition switch OFF and wait at least 10 seconds before conducting the next test. TESTING CONDITION: Before performing the following proced ...

Electrical units location
Electrical Units Location ENGINE COMPARTMENT PASSENGER COMPARTMENT LUGGAGE COMPARTMENT HARNESS CONNECTOR Description HARNESS CONNECTOR (TAB-LOCKING TYPE) • The tab-locking type connectors help prevent accidental looseness or disconnection. • The tab-locking type connectors a ...