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:

P0116 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 ...

Power supply and ground circuit
BCM BCM : Diagnosis Procedure 1. CHECK FUSE AND FUSIBLE LINK Check if the following BCM fuses or fusible link are blown. 2. CHECK POWER SUPPLY CIRCUIT Turn ignition switch OFF. Disconnect BCM. Check voltage between BCM harness connector and ground. 3. CHECK GROUND CIRCUIT Che ...

Symptom diagnosis
UNBALANCE STEERING WHEEL TURNING FORCE (TORQUE VARIATION) Description Hard steering when fully turning the steering wheel. Light steering when driving at a high speed. Diagnosis Procedure 1.CHECK SYSTEM FOR POWER SUPPLY AND GROUND Perform trouble diagnosis for power supply and ground cir ...