BMW DTC P0255 – Injection Pump Fuel Metering Control ‘A’ Intermittent (Cam/Rotor/Injector)
DTC P0255 meaning on BMW
DTC P0255 on a BMW indicates an issue with the Injection Pump Fuel Metering Control ‘A’ being intermittent. This fault code specifically relates to the cam, rotor, or injector within the fuel metering control system.
BMW DTC P0255 symptoms
Symptoms of DTC P0255 on a BMW may include rough idling, engine misfires, loss of power, poor fuel efficiency, and in some cases, the vehicle may go into limp mode. The Check Engine Light will also be illuminated on the dashboard.
BMW DTC P0255 causes
The common causes of DTC P0255 on a BMW include a faulty fuel injector, issues with the camshaft position sensor, problems with the fuel pump, wiring issues, or a malfunctioning fuel control module.
BMW DTC P0255 seriousness
DTC P0255 should be taken seriously as it can lead to drivability issues and potential engine damage if left unresolved. It is recommended to address this fault code promptly to prevent further complications.
How to diagnose DTC P0255 on BMW
To diagnose DTC P0255 on a BMW, a mechanic would typically start by using a diagnostic scanner to retrieve the fault codes stored in the vehicle’s computer. They would then perform a visual inspection of the fuel metering control components, check the wiring for any damage, and test the fuel injectors and related sensors for proper functionality.
How to fix DTC P0255 on BMW
Fixing DTC P0255 on a BMW may involve replacing a faulty fuel injector, repairing wiring issues, replacing the camshaft position sensor, or addressing any other component causing the intermittent fuel metering control problem. It is recommended to follow the manufacturer’s repair procedures and use quality replacement parts.
How to erase DTC P0255 on BMW
Once the underlying issue causing DTC P0255 on a BMW has been fixed, the fault code can be erased using a diagnostic scanner. The scanner can clear the code from the vehicle’s computer, and the Check Engine Light should turn off once the code has been successfully erased.
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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