Nissan Maxima Service and Repair Manual: ECU diagnosis information

Vehicle security indicator

Description  Vehicle security indicator is built in combination meter.  NVIS (Nissan Vehicle Immobilizer System-NATS) and vehicle security system conditions are indicate ...

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 II User Guide for additional information. Activate and dis ...

Other materials:

Power supply and ground circuit
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 Check continuit ...

DLC 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 data link connector for damage, bend and loose connection (connector side and harness side). 2.CHECK HARNESS FOR OP ...

Electrical units location
Electrical Units Location ENGINE COMPARTMENT PASSENGER COMPARTMENT LUGGAGE COMPARTMENT ...