General Information

Head Unit
U1065 Sticking Key on Rear Armrest Controller - General Information

Component Location





General Description

A controller which is installed rear armrest and called Rear Armrest Controller can control FM/AM, DISC and Navigation.

DTC Description

This DTC is set when Rear Armrest Control Key push down signal is input to Head Unit above 30 sec continually.

DTC Detecting Condition





Diagnostic Circuit Diagram





Signal Waveform & Data








Fig.1) At normal TX waveform that Control unit key is pushed down once (Measure waveform at Head Unit TX line)
Fig.2) At normal RX waveform that Control unit key is pushed down once (Monitoring signal at Head Unit RX line)