DTC 4-5 EMERGENCY, VOL+ or VOL- Button Stuck: Description
This DTC is output when either of the following occurs: 1) the mayday ECU is malfunctioning; or 2) the mayday switch on the map light assembly is malfunctioning.
DIAGNOSTIC TROUBLE CODE
| DTC Code | DTC Detection Condition | Trouble Area |
|---|---|---|
| 4-5 | Communication is abnormal between mayday ECU and map light (mayday switch) |
|