Nissan Maxima Service and Repair Manual: Diagnosis system (BCM)

System description

FRONT WIPER AND WASHER SYSTEM System Diagram System Description OUTLINE The front wiper is controlled by each function of BCM and IPDM E/R. Control by BCM Combination switch reading functio ...

Diagnosis system (IPDM E/R)

Diagnosis Description AUTO ACTIVE TEST Description In auto active test mode, the IPDM E/R sends a drive signal to the following systems to check their operation. Oil pressure warning lamp F ...

Other materials:

P0420, P0430 three way catalyst function
DTC Logic DTC DETECTION LOGIC The ECM monitors the switching frequency ratio of air fuel ratio (A/F) sensor 1 and heated oxygen sensor 2. A three way catalyst (manifold) with high oxygen storage capacity will indicate a low switching frequency of heated oxygen sensor 2. As oxygen sto ...

Headlamp aiming adjustment
Description PREPARATION BEFORE ADJUSTING CAUTION: Do not use organic solvent (thinner, gasoline etc.) NOTE: For details, refer to the regulations in your own country. Perform aiming adjustment if the vehicle front body has been repaired and/or the front combination lamp assembly has be ...

P0117, P0118 ECT sensor
Description The engine coolant temperature sensor is used to detect the engine coolant temperature. The sensor modifies a voltage signal from the ECM. The modified signal returns to the ECM as the engine coolant temperature input. The sensor uses a thermistor which is sensitive to the c ...