BMW DTC P3139 – Cylinder 10 High Pressure Injector Low Side Booster Time Error
DTC P3139 meaning on BMW
The DTC P3139 on a BMW indicates a Cylinder 10 High Pressure Injector Low Side Booster Time Error. This means that there is an issue with the high-pressure fuel injector in cylinder 10, specifically related to the low side booster time error.
BMW DTC P3139 symptoms
Symptoms of the BMW DTC P3139 may include rough idling, engine misfires, loss of power, decreased fuel efficiency, and potentially an illuminated check engine light on the dashboard.
BMW DTC P3139 causes
The causes of the BMW DTC P3139 can vary, but common reasons include a faulty high-pressure fuel injector, wiring issues, a malfunctioning fuel injector control module, or a problem with the fuel injection system.
BMW DTC P3139 seriousness
The seriousness of the BMW DTC P3139 code lies in the potential impact on engine performance and fuel efficiency. Ignoring this issue can lead to further damage to the engine and may result in costly repairs if not addressed promptly.
How to diagnose DTC P3139 on BMW
To diagnose the DTC P3139 on a BMW, a mechanic would typically use a diagnostic scanner to retrieve the fault codes and perform a thorough inspection of the high-pressure fuel injector in cylinder 10, along with checking the wiring and fuel injection system for any issues.
How to fix DTC P3139 on BMW
Fixing the DTC P3139 on a BMW may involve replacing the faulty high-pressure fuel injector in cylinder 10, repairing any damaged wiring, addressing issues with the fuel injector control module, or troubleshooting and repairing any problems within the fuel injection system.
How to erase DTC P3139 on BMW
Once the underlying issue causing the DTC P3139 on a BMW has been fixed, the fault codes can be cleared using a diagnostic scanner. This will erase the DTC P3139 code from the vehicle’s memory and turn off 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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