DTC 4-1

DTC 4-1 Red LED Error

DESCRIPTION

DTC Detection Condition:

This DTC is output when one of the following occurs: 1) the Mayday ECU assembly is malfunctioning; 2) the red LED is malfunctioning; or 3) the wire harness between the Mayday ECU assembly and the map light plate assembly (Mayday switch assembly) is open or short.

Wiring Diagram:

Step 1-2:

INSPECTION PROCEDURE