Reading and Clearing Diagnostic Trouble Codes

LIGHTING (EXT): LIGHTING SYSTEM: DTC CHECK / CLEAR

1. CHECK DTC

(a) Connect the Techstream to the DLC3.

(b) Turn the power switch on (IG).

(c) Turn the Techstream on.

(d) Enter the following menus: Body Electrical / Trouble Codes.

(e) Check for DTCs.

2. CLEAR DTC

(a) Connect the Techstream to the DLC3.

(b) Turn the power switch on (IG).

(c) Turn the Techstream on.

(d) Enter the following menus: Body Electrical / Trouble Code.

(e) Clear the DTCs.