Circuit/System Verification
WARNING: This page is about a different car, the 2007 Suzuki XL7. However, it is still accessible from the selected car via links, so may be relevant.
- Ignition ON, observe the operation of the Rear Defogger Grid while pressing the Rear Defogger Switch. The Rear Defogger Grid should ACTIVATE and DEACTIVATE when changing between commanded states.
- Command the rear window defogger indicator ON and OFF with the scan tool. The rear window defogger indicator should turn ON and OFF when changing between the commanded states.
- If the Defogger Indicator does not illuminate, replace the HVAC control module.