BMW DTC P240E – Alternative Fuel High Pressure System Leak
DTC P240E meaning on BMW
The DTC P240E code on a BMW indicates a fault in the high-pressure system of an alternative fuel vehicle. This code specifically points to a leak in the high-pressure system, which can be related to the fuel system in a BMW that runs on alternative fuels such as CNG (Compressed Natural Gas) or LPG (Liquefied Petroleum Gas).
BMW DTC P240E symptoms
Symptoms of the DTC P240E code on a BMW may include:
- Check Engine Light illuminated
- Reduced engine performance
- Increased fuel consumption
- Strong fuel odor
BMW DTC P240E causes
Common causes of the DTC P240E code on a BMW include:
- Leaking high-pressure fuel lines
- Faulty fuel injectors
- Loose or damaged fuel system components
- Problems with the fuel tank or fuel cap
BMW DTC P240E seriousness
The DTC P240E code should be addressed promptly as it indicates a potential leak in the high-pressure fuel system of the vehicle. Ignoring this issue can lead to fuel wastage, engine performance problems, and in extreme cases, pose a safety hazard due to the flammable nature of the fuel.
How to diagnose DTC P240E on BMW
To diagnose the DTC P240E code on a BMW, a mechanic may perform the following steps:
- Use a scan tool to retrieve the fault code and freeze frame data
- Inspect the high-pressure fuel system for leaks
- Check the fuel injectors and fuel lines for any signs of damage
- Perform a smoke test to pinpoint the location of the leak
How to fix DTC P240E on BMW
To fix the DTC P240E code on a BMW, the following steps may be taken:
- Repair or replace any leaking high-pressure fuel lines
- Replace faulty fuel injectors or damaged fuel system components
- Ensure all fuel system connections are secure and free from leaks
- Clear any obstructions in the fuel system that may be causing the leak
How to erase DTC P240E on BMW
After fixing the underlying issue causing the DTC P240E code on a BMW, the code can be erased using a scan tool. This will reset the Check Engine Light and clear the fault code from the vehicle’s memory. It is important to ensure that the repair has been successful before clearing the code to prevent it from reoccurring.
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
Some of the links on this page may be affiliate links, which means we may earn a small commission if you make a purchase. This helps us keep our DTC database up to date and provide valuable content for free. We only recommend products that we have tested and believe to be the best in their class.