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:

M&A 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 combination meter for damage, bend and loose connection (unit side and connector side). 2.CHECK HARNESS FOR OPEN CI ...

Engine speed signal circuit
Description ECM sends engine speed signal to power steering control unit. Diagnosis Procedure 1.PERFORM ECM SELF-DIAGNOSIS With CONSULT Perform ECM self-diagnosis. 2.CHECK HARNESS BETWEEN ECM AND POWER STEERING CONTROL UNIT FOR OPEN Turn the ignition switch OFF. Disconnect ECM connec ...

Replacement operations
Description This section is prepared for technicians who have attained a high level of skill and experience in repairing collision- damaged vehicles and also use modern service tools and equipment. Persons unfamiliar with body repair techniques should not attempt to repair collision-damaged ...