DTC B2A0E Mute Line Circuit: DTC detecting condition

Any of the following conditions occurs continuously for five seconds or more after the ignition switch is turned to ON when DCM does not mute the audio or navigation system.

• Current in the mute line is less than 1 mA. (Improper line connection, etc.)
• Current exceeds 50 mA. (Short-circuited line, etc.)