Nissan Maxima Service and Repair Manual: Communication signal circuit

Power supply and ground circuit

BCM BCM : Diagnosis Proce 1. CHECK FUSE AND FUSIBLE LINK Check if the following BCM fuses or fusible link are blow 2. CHECK POWER SUPPLY CIRCUIT Turn ignition switch OFF. Disconnect BCM. ...

Sunroof switch

Description Transmits switch operation signal to sunroof motor assembly. Diagnosis Procedure 1.CHECK SUNROOF SWITCH INPUT SIGNAL Turn ignition switch ON. Check voltage between sunroof mot ...

Other materials:

On board diagnostic (OBD) system
Diagnosis Description DESCRIPTION The CVT system has two self-diagnostic systems. The first is the emission-related on board diagnostic system (OBD-II) performed by the TCM in combination with the ECM. A malfunction is indicated by the MIL (Malfunction Indicator Lamp) and is stored as a D ...

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 ...

U1243 display unit
Description Part name  Description  DISPLAY UNIT  Display image is controlled by the serial communication from AV control unit. Inputs the RGB image signal (RGB, RGB area and RGB synchronizing) from AV control unit and the auxiliary image ...