DTC U1218: Av Control Unit: Description

WARNING: This page is about a different car, the 2012 Nissan Pathfinder. However, it is still accessible from the selected car via links, so may be relevant.

Replace the AV control unit if this DTC is displayed. Refer to "REMOVAL AND INSTALLATION ".

Part name	Description
AV CONTROL UNIT	Integrates HDD (hard disk drive) allowing map data and music data to be stored. It is the master unit of the MULTI AV system, and it is connected to each control unit by means of communication. It operates each system according to communication signals from the AV control unit. The AV control unit includes the audio, hands-free phone, voice control, navigation, and vehicle information functions. It is connected to ECM and combination meter via CAN communication to obtain necessary information for the vehicle information function. It inputs the automatic brightness ON/OFF signals that are required for the display dimming control. It inputs the signals for driving status recognition (vehicle speed, reverse and parking brake).

Part name

Description

AV CONTROL UNIT

Integrates HDD (hard disk drive) allowing map data and music data to be stored.
It is the master unit of the MULTI AV system, and it is connected to each control unit by means of communication. It operates each system according to communication signals from the AV control unit.
The AV control unit includes the audio, hands-free phone, voice control, navigation, and vehicle information functions.
It is connected to ECM and combination meter via CAN communication to obtain necessary information for the vehicle information function.
It inputs the automatic brightness ON/OFF signals that are required for the display dimming control.
It inputs the signals for driving status recognition (vehicle speed, reverse and parking brake).