Nissan Altima 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:

B2557 vehicle speed
Description BCM receives the 2 vehicle speed signals via CAN communication. 1 signal is transmitted by the “unified meter” Another signal is transmitted by “ABS actuator and electric unit (control unit)”. BCM compares both signals to detect the vehicle speed. DTC Logic DTC DETECTIO ...

Clearing the programmed information
The following procedure clears the programmed information from both buttons. Individual buttons cannot be cleared. However, individual buttons can be reprogrammed. See “Reprogramming a single HomeLink® button” in this section. To clear all programming: 1. Press and hold the two outer Ho ...

Battery
● Keep the battery surface clean and dry. Clean the battery with a solution of baking soda and water. ● Make certain the terminal connections are clean and securely tightened. ● If the vehicle is not to be used for 30 days or longer, disconnect the negative (-) battery ter ...