Nissan Maxima Service and Repair Manual: ECU diagnosis information

Washer motor circuit

Diagnosis Procedure 1. CHECK FRONT WASHER MOTOR FUSE Turn the ignition switch OFF. Check that the following fuse is not blown. 2. CHECK FRONT WASHER MOTOR POWER SUPPLY Disconnect fro ...

BCM (body control module)

Reference Value NOTE:The Signal Tech II Tool (J-50190) can be used to perform the following functions. Refer to the Signal Tech IIUser Guide for additional information. Activate and display T ...

Other materials:

U1000 CAN comm circuit
Description Refer to LAN-24, "CAN Communication Signal Chart". DTC Logic DTC DETECTION LOGIC DTC Trouble diagnosis name DTC detecting condition Possible cause U1000 CAN COMM CIRCUIT Driver seat control unit cannot communicate to other control units. ...

RGB (R: red) signal circuit
Description Transmit the image displayed with AV control unit with RGB signal to the display unit. Diagnosis Procedure 1.CHECK CONTINUITY RGB (R: RED) SIGNAL CIRCUIT Turn ignition switch OFF. Disconnect display unit connector M141 and AV control unit connector M154. Check cont ...

STRG branch line circuit
Diagnosis Procedure 1.CHECK CONNECTOR Turn the ignition switch OFF. Disconnect the battery cable from the negative terminal. Check the terminals and connectors of the steering angle sensor for damage, bend and loose connection (unit side and connector side). 2.CHECK HARNESS FOR OPE ...