Nissan Maxima Service and Repair Manual: ECU diagnosis information

Door switch

Description Detects door open/close condition. Component Function Check 1.CHECK FUNCTION With CONSULT Check door switches DOOR SW-DR, DOOR SW-AS in Data Monitor mode with CONSULT. Diagnosis Pr ...

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 ...

Other materials:

P1611 ID discord, IMMU-ECM
Description BCM performs the ID verification with ECM that allows the engine to start. Start the engine if the ID is OK. ECM prevents the engine from starting if the ID is not registered. BCM starts the communication with ECM if ignition switch is turned ON. DTC Logic DTC DETECTION LOGIC ...

Power supply and ground circuit
Description EPS system functions by ignition power supply. Diagnosis Procedure 1.CHECK POWER SUPPLY Turn the ignition switch OFF. Disconnect power steering control unit connector. Turn the ignition switch ON. Check voltage between power steering control unit connectorM59 terminal 3 ...

Spark Plug
Exploded View Ignition coil Spark plug Rocker cover (RH) Rocker cover (LH) Removal and Installation REMOVAL Remove the ignition coil. Refer to EM-42, "Removal and Installation (LH)" and EM-42, "Removal and Installation (RH)". Remove the spark plug with a suitable spark p ...