BMW DTC P2260 – AIR System Control ‘B’ Circuit High
DTC P2260 meaning on BMW
DTC P2260 on a BMW indicates an issue with the AIR System Control ‘B’ Circuit being detected as high. This means that there is a problem with the control circuit for the secondary air injection system, which is responsible for reducing emissions during cold starts.
BMW DTC P2260 symptoms
Symptoms of DTC P2260 on a BMW may include:
- Check Engine Light illuminated
- Reduced engine performance
- Increased emissions
BMW DTC P2260 causes
Common causes of DTC P2260 on a BMW include:
- Faulty AIR system control ‘B’ circuit
- Wiring issues or shorts in the circuit
- Defective AIR system control module
BMW DTC P2260 seriousness
DTC P2260 should not be ignored as it can lead to increased emissions and potential engine performance issues. While the vehicle may still be operable, it is recommended to address the issue promptly to prevent further damage.
How to diagnose DTC P2260 on BMW
To diagnose DTC P2260 on a BMW, a mechanic may perform the following steps:
- Use a diagnostic scanner to retrieve the fault code
- Inspect the wiring and connectors related to the AIR system control ‘B’ circuit
- Test the AIR system control module for proper function
How to fix DTC P2260 on BMW
To fix DTC P2260 on a BMW, the following steps may be taken:
- Repair any damaged wiring or connectors in the AIR system control ‘B’ circuit
- Replace the AIR system control module if found to be faulty
- Clear the fault code and reset the Check Engine Light
How to erase DTC P2260 on BMW
To erase DTC P2260 on a BMW, a diagnostic scanner can be used to clear the fault code from the vehicle’s computer. Once the issue has been addressed and fixed, the code can be cleared to reset the system and turn off the Check Engine Light.
Recommended tools & DTC Scanners for BMW
Best Diagnostic App for modern BMWs: BimmerLink
Recommended Bluetooth adapter for Bimmerlink: OBDLink CX
Cable adapter for Bimmerlink: Enet Cable USB Type C
For older BMWs we recommend: Autel AutoLink AL319 (2024 version)
Easy-to-use Multimeter for reliable diagnostics: AstroAI Auto-ranging Multimeter
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