DTC B2471: On Hook Button Stuck; DTC B2472: Off Hook Button Stuck; DTC B2473: VR Button Stuck: Notes

WARNING: This page is about a different car, the 2008 Mitsubishi Lancer. However, it is still accessible from the selected car via links, so may be relevant.

CAUTION:

Before replacing the ECU, ensure that the communication circuit is normal.

Fig 1: Steering Wheel Voice Control Switch Circuit Diagram
Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.

Fig 2: Steering Wheel Voice Control Switch Circuit Diagram
Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.