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:

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 sent to the TCM, which converts it into vehicle speed. DTC Logic DTC DETECTION LOGIC DTC CONFIRMATION PROCE ...

B2557 vehicle speed
Description BCM receives the 2 vehicle speed signals via CAN communication. One 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 DETEC ...

ECM branch line circuit
Diagnosis Procedure INSPECTION PROCEDURE 1.CHECK CONNECTOR 1. Turn the ignition switch OFF. 2. Disconnect the battery cable from the negative terminal. 3. Check the following terminals and connectors for damage, bend and loose connection (unit side and connector side). - ECM - Harnes ...