B0241
Sunroof Position Sensor Circuit
2002-2007 Buick Rendezvous 3.5L V6
Low SeverityBodyGeneric (SAE)
Description
The sunroof position sensor is not providing valid position data, preventing the auto-close feature from functioning.
Symptoms
- One-touch sunroof open/close not working
- Sunroof does not auto-reverse on obstruction
- Express open/close disabled
- Sunroof control module fault
Common Causes
- Faulty position sensor
- Sensor wiring damage
- Sunroof motor encoder failure
- Control module needs initialization
Diagnostic Steps
- Perform sunroof initialization procedure
- Check position sensor wiring
- Test sensor output during movement
- Inspect motor encoder
Repair Notes
Re-initialize sunroof per manufacturer procedure. Replace motor assembly if encoder is faulty.
Related Codes
Other Body Codes
- B0001Driver Frontal Stage 1 Deployment Control
- B0002Driver Frontal Stage 2 Deployment Control
- B0003Passenger Frontal Stage 1 Deployment Control
- B0004Passenger Frontal Stage 2 Deployment Control
- B0005Driver Knee Airbag Deployment Circuit
- B0006Passenger Knee Airbag Deployment Circuit
- B0007Rear Left Side Airbag Deployment Circuit
- B0008Rear Right Side Airbag Deployment Circuit
- B0010Driver Side Airbag Deployment
- B0011Driver Side Airbag Deployment Circuit Open
B0241 on Other Vehicles
Common Questions
What does code B0241 mean on a 2002-2007 Buick Rendezvous?
B0241 stands for "Sunroof Position Sensor Circuit". The sunroof position sensor is not providing valid position data, preventing the auto-close feature from functioning.
What are the symptoms of B0241 on a Buick Rendezvous?
Common symptoms of B0241 include: One-touch sunroof open/close not working, Sunroof does not auto-reverse on obstruction, Express open/close disabled, Sunroof control module fault.
What causes B0241 on a 2002-2007 Buick Rendezvous?
Common causes of B0241 include: Faulty position sensor, Sensor wiring damage, Sunroof motor encoder failure, Control module needs initialization.