BMW DTC P1244 – Fuel Pump Emergency Cut-Off
DTC P1244 meaning on BMW
The Diagnostic Trouble Code (DTC) P1244 for BMW refers to the Fuel Pump Emergency Cut-Off. This code is triggered when the engine control module (ECM) detects an issue with the fuel pump emergency shut-off system. The fuel pump emergency cut-off is designed to stop the flow of fuel in the event of a collision or other emergency situation to reduce the risk of fire.
BMW DTC P1244 symptoms
Symptoms of DTC P1244 on a BMW may include:
- Engine stalling or not starting
- Lack of power during acceleration
- Check Engine Light (CEL) illuminated on the dashboard
BMW DTC P1244 causes
The common causes of DTC P1244 on a BMW include:
- Faulty fuel pump emergency shut-off system
- Wiring or connection issues in the fuel pump circuit
- ECM software or hardware problems
BMW DTC P1244 seriousness
The seriousness of DTC P1244 on a BMW lies in the potential safety risk it poses. If the fuel pump emergency cut-off system fails to function properly, it could lead to fuel leakage in the event of a collision, increasing the risk of fire. It is important to address this issue promptly to ensure the safety of the vehicle and its occupants.
How to diagnose DTC P1244 on BMW
To diagnose DTC P1244 on a BMW, a mechanic would typically perform the following steps:
- Use a diagnostic scanner to retrieve the fault codes stored in the ECM
- Inspect the fuel pump emergency shut-off system for any visible damage or signs of malfunction
- Check the wiring and connections in the fuel pump circuit for any issues
- Perform a fuel pump pressure test to ensure proper fuel delivery
How to fix DTC P1244 on BMW
To fix DTC P1244 on a BMW, the following steps may be taken:
- Repair or replace any damaged components in the fuel pump emergency shut-off system
- Address any wiring or connection issues in the fuel pump circuit
- Update the ECM software if necessary
- Perform a test drive to ensure the issue has been resolved
How to erase DTC P1244 on BMW
To erase DTC P1244 on a BMW, the fault codes can be cleared using a diagnostic scanner. After addressing and fixing the underlying issue that triggered the code, the mechanic can reset the ECM and clear the fault codes. This should be followed by a test drive to ensure the code does not reappear.
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.