Nissan Maxima Service and Repair Manual: ECU diagnosis information

Hazard switch

Component Function Check 1.CHECK HAZARD SWITCH SIGNAL BY CONSULT CONSULT DATA MONITOR Turn ignition switch ON. Select "HAZARD SW" of BCM (FLASHER) DATA MONITOR item. With operating the hazar ...

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:

Insufficient cooling
Component Function Check Symptom Insufficient cooling No cool air comes out. (Airflow volume is normal.) INSPECTION FLOW 1. CONFIRM SYMPTOM BY PERFORMING OPERATION CHECK - TEMPERATURE DECREASE Press the AUTO switch. Turn temperature control switch (driver side) counterclockwise u ...

Power supply and ground circuit
Diagnosis Procedure 1.CHECK GROUND CONNECTION-I Turn ignition switch OFF. Check ground connection E9. Refer to Ground Inspection 2.CHECK ECM GROUND CIRCUIT FOR OPEN AND SHORT-I Disconnect ECM harness connector. Check the continuity between ECM harness connector and ground. Also che ...

Change intervals
The oil and oil filter change intervals for your engine are based on the use of the specified quality oils and filters. Using engine oil and filters that are not of the specified quality, or exceeding recommended oil and filter change intervals could reduce engine life. Damage to the engine ca ...