Mutebox
â–¶ How to fix
Check connections to the DAU.Check the mutebox cable harness.
What you'll see
No driver-visible symptom recorded.
System reaction
No system-reaction text recorded.
Diagnostic depth
Detection
The driver alert unit (DAU) indicates that the mutebox is short-circuited to voltage.
Possible cause
Fault in connection to DAU.Short circuit to voltage in cable harness.