BMW DTC P2552 – Throttle/Fuel Inhibit ‘A’ Circuit
DTC P2552 meaning on BMW
The Diagnostic Trouble Code (DTC) P2552 for BMW refers to an issue with the Throttle/Fuel Inhibit ‘A’ Circuit. This code indicates that there is a problem with the circuit responsible for controlling the throttle or fuel delivery system in the vehicle.
BMW DTC P2552 symptoms
Symptoms of DTC P2552 on a BMW may include:
- Reduced engine power
- Engine stalling
- Difficulty accelerating
- Check Engine Light illuminated
BMW DTC P2552 causes
Common causes of DTC P2552 on a BMW include:
- Faulty throttle position sensor
- Issues with the fuel delivery system
- Wiring or connector problems in the circuit
- Electronic control module (ECM) issues
BMW DTC P2552 seriousness
The seriousness of DTC P2552 on a BMW depends on the underlying cause. Ignoring this code can lead to drivability issues and potential safety concerns. It is recommended to address this code promptly to prevent further damage to the vehicle.
How to diagnose DTC P2552 on BMW
To diagnose DTC P2552 on a BMW, a mechanic may perform the following steps:
- Use a diagnostic scanner to retrieve the fault code
- Inspect the throttle position sensor and related components
- Check the fuel delivery system for any issues
- Inspect the wiring and connectors in the circuit for damage
- Test the ECM for proper functioning
How to fix DTC P2552 on BMW
To fix DTC P2552 on a BMW, the following steps may be taken:
- Replace the faulty throttle position sensor
- Repair or replace any damaged wiring or connectors in the circuit
- Address any issues with the fuel delivery system
- If necessary, replace the ECM
How to erase DTC P2552 on BMW
To erase DTC P2552 on a BMW, a mechanic can use a diagnostic scanner to clear the fault code from the vehicle’s ECM. Once the underlying issue has been addressed and fixed, the code can be cleared to reset 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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