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:

The oil pressure warning lamp does not turn off
Description The oil pressure warning lamp remains illuminated while the engine is running (normal oil pressure). Diagnosis Procedure Regarding Wiring Diagram information, refer to MWI-87, "Wiring Diagram". 1.CHECK OIL PRESSURE WARNING LAMP Perform IPDM E/R auto active test. Refer to PCS-11, ...

C1130, C1131, C1132, C1133, C1136 engine signal
Description ABS actuator and electric unit (control unit) and ECM exchange the engine signal with CAN communication line. DTC Logic DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE 1.CHECK SELF-DIAGNOSIS RESULTS Check the self-diagnosis results. Diagnosis Procedure 1.CHECK ENGINE S ...

Brake fluid
Inspection LEVEL CHECK Make sure that a brake fluid level in reservoir tank is between MAX and MIN lines as shown. Visually check around reservoir tank for fluid leakage. If the level is excessively low, check brake system for leaks. If brake warning lamp remains illuminated aft ...