BMW DTC P310D – Cylinder 2 High Pressure Injector Low Side Interturn Short Circuit or Circuit High
DTC P310D meaning on BMW
The DTC P310D code on a BMW indicates a Cylinder 2 High Pressure Injector Low Side Interturn Short Circuit or Circuit High fault. This fault is related to the high-pressure fuel injector in cylinder 2 of the engine.
BMW DTC P310D symptoms
Symptoms of the BMW DTC P310D code may include rough idling, misfires, loss of power, decreased fuel efficiency, and potentially an illuminated check engine light on the dashboard.
BMW DTC P310D causes
The common causes of the BMW DTC P310D code include a faulty high-pressure fuel injector, wiring issues, poor electrical connections, or a problem with the engine control module (ECM).
BMW DTC P310D seriousness
The DTC P310D code should be addressed promptly as it can lead to drivability issues and potential engine damage if left unresolved. Ignoring this fault may result in further complications and increased repair costs.
How to diagnose DTC P310D on BMW
To diagnose the DTC P310D code on a BMW, a mechanic would typically perform a thorough inspection of the high-pressure fuel injector in cylinder 2, check the wiring and electrical connections for any faults, and use a diagnostic scanner to retrieve specific fault codes from the ECM.
How to fix DTC P310D on BMW
Fixing the BMW DTC P310D code usually involves replacing the faulty high-pressure fuel injector in cylinder 2, repairing any damaged wiring or connections, and ensuring that the ECM is functioning correctly. It is recommended to follow the manufacturer’s repair procedures and use quality replacement parts.
How to erase DTC P310D on BMW
After fixing the underlying issue causing the DTC P310D code on a BMW, the fault codes can be cleared using a diagnostic scanner. This will reset the check engine light and allow the vehicle’s ECM to monitor the system for any new faults.
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.