Nissan Altima 2007-2012 Service Manual: Power supply and ground circuit

DTC B2205 Vehicle speed circuit
Description The ABS actuator and electric unit (control unit) provides a vehicle speed signal to the combination meter via CAN communication lines. DTC Logic Diagnosis Procedure Symptom: Disp ...

Combination meter
 Diagnosis Procedure 1.CHECK FUSES Check for blown combination meter fuses. Is the inspection result normal? YES >> GO TO 2 NO >> If fuse is blown, be sure to eliminate cause ...

Other materials:

Precaution
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 driver and front ...

P0720 vehicle speed sensor cvt (secondary speed sensor)
Description The vehicle speed sensor CVT [output speed sensor (secondary speed sensor)] detects the revolution of the CVT output shaft and emits a pulse signal. The pulse signal is transmitted to the TCM, which converts it into vehicle speed. DTC Logic DTC DETECTION LOGIC DTC CONFIRMAT ...

P1554 battery current sensor
Description The power generation voltage variable control enables fuel consumption to be decreased by reducing the engine load which is caused by the power generation of the generator. The battery current sensor is installed to the battery cable at the negative terminal. The sensor measures t ...