Nissan Maxima Service and Repair Manual: ECU diagnosis information

Power supply and ground circuit

BCM BCM : 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. Disconnec ...

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 displ ...

Other materials:

Trouble diagnosis
Condition of Error Detection DTC (e.g. U1000 and U1001) of CAN communication is indicated on SELF-DIAG RESULTS on CONSULT if a CAN communication signal is not transmitted or received between units for 2 seconds or more. CAN COMMUNICATION SYSTEM ERROR CAN communication line open (CAN-H, ...

U1000 CAN comm circuit
Description CAN (Controller Area Network) is a serial communication line for real time applications. It is an on-vehicle multiplex communication line with high data communication speed and excellent error detection ability. Modern vehicle is equipped with many electronic control unit, and e ...

Basic inspection
DIAGNOSIS AND REPAIR WORKFLOW Work Flow OVERALL SEQUENCE DETAILED FLOW 1.CONFIRM SYMPTOM Confirm symptom or customer complaint. 2.CHECK SELF-DIAGNOSIS OPERATION OF COMBINATION METER Perform self-diagnosis of combination meter. Refer to MWI-29, "Diagnosis Description". 3.CHECK COMBINATION ...