Theft Deterrent Indicator Lamp Circuit
2003-2010 Porsche Cayenne 3.2L V6
Description
Malfunction in the theft deterrent system indicator lamp circuit. The security light in the dash does not operate correctly.
Symptoms
- Security light always on
- Security light never illuminates
- Light does not flash when system is armed
- Cannot determine system status
Common Causes
- Burnt out indicator LED
- Instrument cluster fault
- BCM indicator output failure
- Wiring issue
Diagnostic Steps
- Check indicator lamp operation
- Test BCM indicator output
- Inspect cluster wiring
- Check instrument cluster
Repair Notes
Replace indicator lamp/LED in cluster or repair wiring.
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
B0122 on Other Vehicles
Porsche 718 Boxster
2017-2024 2.0L H4 Turbo
Porsche 718 Boxster
2017-2024 2.0L Turbo H4
Porsche 718 Boxster GTS
2020-2024 4.0L H6
Porsche 718 Boxster S
2017-2024 2.5L Turbo H4
Porsche 718 Cayman
2017-2024 2.0L H4 Turbo
Porsche 718 Cayman
2017-2024 2.0L Turbo H4
Porsche 718 Cayman GT4
2019-2024 4.0L H6
Porsche 718 Cayman GTS
2020-2024 4.0L H6
Common Questions
What does code B0122 mean on a 2003-2010 Porsche Cayenne?
B0122 stands for "Theft Deterrent Indicator Lamp Circuit". Malfunction in the theft deterrent system indicator lamp circuit. The security light in the dash does not operate correctly.
What are the symptoms of B0122 on a Porsche Cayenne?
Common symptoms of B0122 include: Security light always on, Security light never illuminates, Light does not flash when system is armed, Cannot determine system status.
What causes B0122 on a 2003-2010 Porsche Cayenne?
Common causes of B0122 include: Burnt out indicator LED, Instrument cluster fault, BCM indicator output failure, Wiring issue.