Nissan Altima 2007-2012 Service Manual: Component diagnosis

Diagnosis system (meter)
Diagnosis Description SELF-DIAGNOSIS MODE • Odo/trip meter and information display segment operation can be checked in self-diagnosis mode. • Meters/gauges can be checked in self-diagnosis ...

DTC U1000 can communication
DTC Logic DTC DETECTION LOGIC Diagnosis Procedure Symptom: Displays “CAN COMM CIRC [U1000]” as a self-diagnosis result of combination meter. 1.CHECK CAN COMMUNICATION Select “SELF-DIA ...

Other materials:

Cooling fan control
System Diagram System Description INPUT/OUTPUT SIGNAL CHART *1: The ECM determines the start signal status by the signals of engine speed and battery voltage. *2: This signal is sent to ECM via the CAN communication line. SYSTEM DESCRIPTION The ECM controls the cooling fan correspondin ...

P1551, P1552 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 ...

P1564 ASCD Steering switch
Description ASCD steering switch has variant values of electrical resistance for each button. ECM reads voltage variation of switch, and determines which button is operated. Refer to EC-1090, "System Diagram" for the ASCD function. DTC Logic DTC DETECTION LOGIC NOTE: If DTC P156 ...