DTC 4-3 Overhead Module Microphone Error: Description
This DTC is output when one of the following occurs: 1) the mayday ECU is malfunctioning; 2) the map light assembly is malfunctioning; 3) the microphone amplifier is malfunctioning; or 4) the wire harness between the mayday ECU and the map light is open or short.
DIAGNOSTIC TROUBLE CODE
| DTC Code | DTC Detection Condition | Trouble Area |
|---|---|---|
| 4-3 | Communication or communication line is abnormal between mayday ECU and microphone amplifier (located in the map light assembly) |
|