Nissan Maxima Service and Repair Manual: ECU diagnosis information

Steering switch

Description When one of the steering wheel audio control switches is pushed, the resistance in the steering wheel audio control switch circuit changes, depending on which button is pushed. Diagn ...

AV control unit

Reference Value VALUES ON THE DIAGNOSIS TOOL CONSULT data monitor item TERMINAL LAYOUT PHYSICAL VALUES DTC Index SELF-DIAGNOSIS RESULTS DISPLAY ITEM ...

Other materials:

The ambient temperature display is incorrect
Description  The displayed ambient air temperature is higher than the actual temperature.  The displayed ambient air temperature is lower than the actual temperature. Diagnosis Procedure 1.COMBINATION METER INPUT SIGNAL  Select "METER/M&A" on CON ...

Tweeter
Description The AV control unit sends audio signals to the tweeters using the front door speaker circuits. Diagnosis Procedure 1.CONNECTOR CHECK Check the AV control unit and speaker connectors for the following: Proper connection Damage Disconnected or loose terminals 2.HARNESS CHE ...

B2553 ignition relay
Description BCM turns ON the following relays to ignition power supply to each ECU when the ignition switch is turned ON. Ignition relay-1 (inside IPDM E/R) Ignition relay-2 (inside fuse block (J/B)) Front blower motor relay BCM checks any ignition relay ON request for consistency wi ...