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:

Diagnosis and repair workflow
Work Flow OVERALL SEQUENCE DETAILED FLOW 1.CHECK SYMPTOM Check the malfunction symptoms by performing the following items. Interview the customer to obtain the malfunction information (conditions and environment when the malfunction occurred). Check the symptom. 2.SELF-DIAGNOS ...

P0451 evap control system pressure sensor
Description The EVAP control system pressure sensor detects pressure in the purge line. The sensor output voltage to the ECM increases as pressure increases DTC Logic DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE NOTE: Never remove fuel filler cap during DTC confirmation procedur ...

Symptom diagnosis
SQUEAK AND RATTLE TROUBLE DIAGNOSES Work Flow CUSTOMER INTERVIEW Interview the customer if possible, to determine the conditions that exist when the noise occurs. Use the Diagnostic Worksheet during the interview to document the facts and conditions when the noise occurs and any customer' ...