Nissan Maxima Service and Repair Manual: Signal buffer system

Power control system

System Diagram System Description COOLING FAN CONTROL IPDM E/R controls cooling fans according to the status of the cooling fan speed request signal received from ECM via CAN communication ...

Power consumption control system

System Diagram System Description OUTLINE IPDM E/R incorporates a power consumption control function that reduces the power consumption according to the vehicle status. IPDM E/R chan ...

Other materials:

B terminal circuit
Description "B" terminal circuit supplies power to charge the battery and operate the vehicle's electrical system. Diagnosis Procedure 1.CHECK "B" TERMINAL CONNECTION Turn ignition switch OFF. Check if "B" terminal is clean and tight 2.CHECK "B" TERMINAL CIRCUIT Check voltage between ...

P0507 ISC system
Description The ECM controls the engine idle speed to a specified level via the fine adjustment of the air, which is let into the intake manifold, by operating the electric throttle control actuator. The operating of the throttle valve is varied to allow for optimum control of the engine id ...

P0451 evap control system pressure sensor
Description The EVAP control system pressure sensor detects pressure in the purge line. The sensor output voltage to the ECM increases as pressure increases DTC Logic DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE NOTE: Never remove fuel filler cap during DTC confirmation procedur ...