BMW DTC P2280 – Air Flow Restriction/Air Leak Between Air Filter and MAF Bank 1
DTC P2280 meaning on BMW
DTC P2280 on a BMW indicates an air flow restriction or air leak between the air filter and the Mass Air Flow (MAF) sensor in Bank 1 of the engine. This fault code is triggered when the Engine Control Module (ECM) detects that the airflow readings are not within the expected range due to a restriction or leak in the intake system.
BMW DTC P2280 symptoms
Symptoms of DTC P2280 on a BMW may include:
- Check Engine Light (CEL) illuminated on the dashboard
- Reduced engine power or performance
- Engine stalling or hesitation
- Increased fuel consumption
BMW DTC P2280 causes
The common causes of DTC P2280 on a BMW are:
- Dirty or clogged air filter
- Loose or disconnected intake hoses
- Cracked or damaged intake manifold
- Faulty MAF sensor
BMW DTC P2280 seriousness
Ignoring DTC P2280 on a BMW can lead to potential engine damage and decreased fuel efficiency. It is important to address this issue promptly to prevent further complications.
How to diagnose DTC P2280 on BMW
To diagnose DTC P2280 on a BMW, you can perform the following steps:
- Inspect the air filter for dirt or clogs
- Check the intake hoses for any signs of damage or disconnection
- Inspect the intake manifold for cracks or leaks
- Test the MAF sensor for proper operation
How to fix DTC P2280 on BMW
To fix DTC P2280 on a BMW, you can try the following solutions:
- Replace the air filter if dirty or clogged
- Secure or replace any loose or disconnected intake hoses
- Repair or replace a cracked or damaged intake manifold
- Replace the MAF sensor if faulty
How to erase DTC P2280 on BMW
To erase DTC P2280 on a BMW, you can use an OBD-II scanner to clear the fault code from the ECM’s memory. After fixing the underlying issue causing the fault code, clearing it will reset the Check Engine Light and monitor the system for any new faults.
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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