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 routing circuit
Wiring Diagram -Battery Power Supply - Wiring Diagram -Accessory Power Supply - Wiring Diagram -Ignition Power Supply - Fuse If fuse is blown, be sure to eliminate cause of malfunction before installing new fuse. U ...

Diagnosis and repair work flow
Work Flow OVERALL SEQUENCE DETAILED WORK FLOW 1.CUSTOMER INFORMATION Get detailed information from the customer about the symptom. 2.PRELIMINARY CHECK Perform preliminary check. 3.TECHNICAL SERVICE BULLETINS Check for technical service bulletins. 4.USER MODE Perform self-diagnosis usin ...

HVAC 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 A/C auto amp. for damage, bend and loose connection (unit side and connector side). 2.CHECK HARNESS FOR OPEN CIRCUI ...