Nissan Maxima Service and Repair Manual: ECU diagnosis information

Microphone signal circuit

Description Voice signals are transmitted from the microphone to the Bluetooth control unit using the microphone signal circuits. Diagnosis Procedure 1.CHECK HARNESS BETWEEN BLUETOOTH CONTROL UNI ...

Audio unit

Reference Value TERMINAL LAYOUT PHYSICAL VALUES ...

Other materials:

S connector circuit 
Description  The starter motor magnetic switch is supplied with power when the ignition switch is turned to the START position while the selector lever is in the P or N position. Diagnosis Procedure  CAUTION: Perform diagnosis under the condition that engine cannot start by the fo ...

Audio system
Symptom Table AUDIO SYSTEM RELATED TO HANDS-FREE PHONE Before performing diagnosis, confirm that the cellular phone being used by the customer is compatible with the vehicle. It is possible that a malfunction is occurring due to a version change of the phone even tho ...

IPDM E/R (intelligent power distribution module engine room)
Reference Value VALUES ON THE DIAGNOSIS TOOL TERMINAL LAYOUT PHYSICAL VALUES Fail Safe CAN COMMUNICATION CONTROL When CAN communication with ECM and BCM is impossible, IPDM E/R performs fail-safe control. After CANcommunication recovers normally, it also returns to norm ...