Mode Door Actuator Circuit
1998-2008 Volkswagen Pointer 1.8L I4
Description
Malfunction in the HVAC mode door actuator. The mode door directs airflow to floor, dash, or defrost outlets.
Symptoms
- Air only comes from one set of vents
- Cannot switch between floor/dash/defrost
- Defrost mode not available
- Clicking behind dashboard when changing modes
Common Causes
- Faulty mode door actuator
- Mode door binding
- Stripped actuator gears
- HVAC control module fault
- Wiring damage
Diagnostic Steps
- Listen for actuator when changing mode
- Test actuator with direct power
- Check for mechanical binding
- Inspect actuator gears
- Scan HVAC module
Repair Notes
Replace mode door actuator. Ensure mode door moves freely before installing new actuator.
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
B0624 on Other Vehicles
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Common Questions
What does code B0624 mean on a 1998-2008 Volkswagen Pointer?
B0624 stands for "Mode Door Actuator Circuit". Malfunction in the HVAC mode door actuator. The mode door directs airflow to floor, dash, or defrost outlets.
What are the symptoms of B0624 on a Volkswagen Pointer?
Common symptoms of B0624 include: Air only comes from one set of vents, Cannot switch between floor/dash/defrost, Defrost mode not available, Clicking behind dashboard when changing modes.
What causes B0624 on a 1998-2008 Volkswagen Pointer?
Common causes of B0624 include: Faulty mode door actuator, Mode door binding, Stripped actuator gears, HVAC control module fault, Wiring damage.