Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

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Sunroof Fails to Open With Ignition ON

SYMPTOM
SUNROOF FAILS TO OPEN WITH IGNITION ON


POSSIBLE CAUSES
- "Open" power sunroof open circuit
- Blown JB fuse #25
- Fuse #25 defective
- Junction block defective
- Sunroof delay relay circuit short to battery
- Sunroof delay relay CKT open
- Accessory delay relay coil
- Open relay contact
- Sunroof switch ground circuit open
- Sunroof open ground circuit
- Sunroof open switch open
- Power sunroof assembly defective
- Sunroof section of BCM
- Open sunroof delay relay output circuit
- Sunroof delay relay shorted to ground