Operation CHARM: Car repair manuals for everyone.

Express Open

The express open mode is initiated by moving the power sunroof slide switch to EXPRESS OPEN, ground is provided to the sunroof control module sunroof switch express signal and sunroof switch open signal terminals. The sunroof control module applies voltage to the motor inputs. Also, the sunroof control module will revert back to normal open operation if the switch is not released within 1.5 second.