Heated Glass Element: Testing and Inspection

Checking Function Of Heating For Rear Window

Checking with temperature probe

NOTE:
- The function of the heating for the rear window can be checked with a temperature probe with digital display.
- The indicator light in the rocker switch also lights up if a fault is present and the heating wires in the rear window do not warm up!






NOTE:
- The heating wire on the rear window must run exactly under the tip of the sensor for this measurement procedure!
- After switching on at room temperature, the temperature must increase by approx. 2 degrees after 2 minutes!
- If no temperature increase is shown, the fault must be diagnosed using the wiring diagram!

Model year as of 1997