Nissan Maxima Service and Repair Manual: ECU diagnosis information

Power window lock switch

Component Function Check 1. CHECK POWER WINDOW LOCK Activate the power window lock switch and verify that the front power window RH, rear power window LH and rear power window RH are inoperative ...

Power window main switch

Reference Value TERMINAL LAYOUT PHYSICAL VALUES MAIN POWER WINDOW AND DOOR LOCK/UNLOCK SWITCH Fail Safe FAIL-SAFE CONTROL Switches to fail-safe control when malfunction is detected i ...

Other materials:

Power supply and ground circuit
Description EPS system functions by ignition power supply. Diagnosis Procedure 1.CHECK POWER SUPPLY Turn the ignition switch OFF. Disconnect power steering control unit connector. Turn the ignition switch ON. Check voltage between power steering control unit connectorM59 terminal 3 ...

ECU diagnosis information
POWER STEERING CONTROL UNIT Reference Value TERMINA LAYOUT PHYSICAL VALUES CAUTION: When using circuit tester or oscilloscope to measure voltage for inspection, be sure not to extend forcibly any connector terminals. Fail Saf EPS system EPS system enters the fail-safe mode (that al ...

The door open warning continues displaying, or does not display
Description  The door ajar warning is displayed even though all of the doors and the trunk are closed.  The door ajar warning is not displayed even though a door or the trunk is ajar. Diagnosis Procedure 1.CHECK BCM INPUT SIGNAL Connect CONSULT and check the BC ...