Nissan Maxima Service and Repair Manual: ECU diagnosis information

Seat belt buckle switch signal circuit

Description Transmits a seat belt buckle switch LH signal to the combination meter. Component Function Check 1. CHECK COMBINATION METER INPUT SIGNAL Start engine. Monitor seat belt warning la ...

Combination meter

Reference Value VALUES ON THE DIAGNOSIS TOOL NOTE: * The monitor will indicate "OFF" even though the brake warning lamp is on if either of the following conditions exist: The parking br ...

Other materials:

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 display TPMS transmitter IDs Display tire pressure reported by the TPMS transmitter ...

CAN communication circuit
Diagnosis Procedure 1.CONNECTOR INSPECTION Turn the ignition switch OFF. Disconnect the battery cable from the negative terminal. Disconnect all the unit connectors on CAN communication system. Check terminals and connectors for damage, bend and loose connection. 2.CHECK HARNESS CON ...

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 ...