BMW DTC P24FE – SCR Catalyst Incorrect
DTC P24FE meaning on BMW
The DTC P24FE code on a BMW indicates an issue with the Selective Catalytic Reduction (SCR) system. Specifically, it points to a problem with the SCR catalyst being incorrect. The SCR system is responsible for reducing harmful emissions by converting nitrogen oxides into nitrogen and water vapor.
BMW DTC P24FE symptoms
Symptoms of the DTC P24FE code on a BMW may include:
- Check Engine Light illuminated
- Reduced engine performance
- Increased fuel consumption
- Smoke or unusual exhaust odor
BMW DTC P24FE causes
Common causes of the DTC P24FE code on a BMW include:
- Contaminated DEF (Diesel Exhaust Fluid)
- Malfunctioning SCR catalyst
- Issues with the SCR system sensors
- Exhaust leaks
BMW DTC P24FE seriousness
Ignoring the DTC P24FE code on a BMW can lead to increased emissions, potential damage to the catalytic converter, and may result in the vehicle failing emissions tests. It is important to address this issue promptly to ensure proper vehicle operation and environmental compliance.
How to diagnose DTC P24FE on BMW
To diagnose the DTC P24FE code on a BMW, a mechanic may perform the following steps:
- Use a diagnostic scanner to retrieve the fault codes
- Inspect the SCR system components for damage or leaks
- Check the DEF quality and level
- Test the SCR system sensors for proper operation
How to fix DTC P24FE on BMW
To fix the DTC P24FE code on a BMW, the following steps may be taken:
- Replace the contaminated DEF fluid
- Repair or replace the SCR catalyst if faulty
- Address any exhaust leaks in the system
- Reset the fault codes and perform a test drive to ensure the issue is resolved
How to erase DTC P24FE on BMW
To erase the DTC P24FE code on a BMW, a diagnostic scanner can be used to clear the fault codes stored in the vehicle’s computer system. After addressing the underlying issue causing the fault code, clearing the code will reset the Check Engine Light and ensure proper operation of the vehicle.
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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