B0113
Passive Entry System Malfunction
2006-2008 Audi A3 3.2L VR6
Low SeverityBodyGeneric (SAE)
Description
The passive/smart entry system that detects key fob proximity for hands-free entry is not functioning.
Symptoms
- Must press key fob button to unlock
- Touch-to-unlock door handles not working
- Passive entry indicator not responding
- Walk-away lock not working
Common Causes
- Low-frequency antenna failure
- Key fob passive entry circuit fault
- Door handle sensor failure
- BCM passive entry module issue
- Key fob battery too weak for passive mode
Diagnostic Steps
- Check key fob battery voltage
- Test LF antenna at each door handle
- Scan BCM for passive entry codes
- Test door handle touch sensors
- Verify passive entry is enabled in settings
Repair Notes
Replace LF antenna, key fob, or door handle antenna module. Check BCM configuration.
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
B0113 on Other Vehicles
Common Questions
What does code B0113 mean on a 2006-2008 Audi A3?
B0113 stands for "Passive Entry System Malfunction". The passive/smart entry system that detects key fob proximity for hands-free entry is not functioning.
What are the symptoms of B0113 on a Audi A3?
Common symptoms of B0113 include: Must press key fob button to unlock, Touch-to-unlock door handles not working, Passive entry indicator not responding, Walk-away lock not working.
What causes B0113 on a 2006-2008 Audi A3?
Common causes of B0113 include: Low-frequency antenna failure, Key fob passive entry circuit fault, Door handle sensor failure, BCM passive entry module issue, Key fob battery too weak for passive mode.