Nissan Maxima Service and Repair Manual: ECU diagnosis information

Seat belt buckle switch signal circuit

Description Transmits a seat belt buckle switch LH signal to the combination meter. Component Function Check 1. CHECK COMBINATION METER INPUT SIGNAL Start engine. Monitor seat belt warning la ...

Combination meter

Reference Value VALUES ON THE DIAGNOSIS TOOL NOTE: * The monitor will indicate "OFF" even though the brake warning lamp is on if either of the following conditions exist: The parking br ...

Other materials:

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, DOOR SW-RL, DOOR SW-RR in Data Monitor mode with CONSULT. Diagnosis Procedure 1. CHECK DOOR SWITCH INPUT SIGNAL Turn ignition sw ...

Insufficient heating
Component Function Check Symptom Insufficient heating No warm air comes out. (Airflow volume is normal.) INSPECTION FLOW 1. CONFIRM SYMPTOM BY PERFORMING OPERATION CHECK - TEMPERATURE INCREASE Press the AUTO switch. Turn temperature control switch (driver side) clockwise until 32C ...

Basic inspection
DIAGNOSIS AND REPAIR WORKFLOW Trouble Diagnosis Flow Chart Trouble Diagnosis Procedure INTERVIEW WITH CUSTOMER Interview with the customer is important to detect the root cause of CAN communication system errors and to understand vehicle condition and symptoms for proper trouble diagnosis ...