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:

A-bag branch line circuit
Diagnosis Procedure WARNING: Always observe the following items for preventing accidental activation. - Before servicing, turn ignition switch OFF, disconnect battery negative terminal, and wait 3 minutes or more. (To discharge backup capacitor.) - Never use unspecified tester or other ...

C1109 battery voltage [abnormal]
Description Supplies electric power to the ABS actuator and electric unit (control unit). DTC Logic DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE 1.CHECK SELF-DIAGNOSIS RESULTS Check the self-diagnosis results. Diagnosis Procedure 1.CONNECTOR INSPECTION Turn ignition switch OFF. ...

Headlamp (HI) circuit
Description The IPDM E/R (intelligent power distribution module engine room) controls the headlamp high relay based on inputs from the BCM over the CAN communication lines. When the headlamp high relay is energized, power flows through fuses 48 and 49, located in the IPDM E/R. Power then flow ...