BMW DTC P313E – Cylinder 8 High Pressure Injector Low Side/High Side Electrical
DTC P313E meaning on BMW
The DTC P313E error code on a BMW indicates an issue with the high-pressure injector on cylinder 8. Specifically, it points to a problem with the electrical signals on the low side or high side of the injector.
BMW DTC P313E symptoms
Symptoms of the BMW DTC P313E code may include rough idling, misfires, loss of power, decreased fuel efficiency, and potentially an illuminated check engine light on the dashboard.
BMW DTC P313E causes
The causes of the BMW DTC P313E code can vary, but common reasons include a faulty high-pressure injector, wiring issues, poor electrical connections, or problems with the engine control module (ECM).
BMW DTC P313E seriousness
Ignoring the DTC P313E code on a BMW can lead to further engine damage, reduced performance, and potential safety hazards. It is important to address this issue promptly to prevent more severe problems.
How to diagnose DTC P313E on BMW
To diagnose the DTC P313E code on a BMW, a mechanic would typically use a diagnostic scanner to retrieve the fault codes stored in the vehicle’s ECM. They would then inspect the high-pressure injector on cylinder 8, check the wiring and connections for any issues, and perform electrical tests to pinpoint the exact cause of the problem.
How to fix DTC P313E on BMW
Fixing the BMW DTC P313E code may involve replacing the high-pressure injector on cylinder 8 if it is found to be faulty. Additionally, repairing any damaged wiring or connectors, ensuring proper electrical connections, and resetting the ECM may be necessary to resolve the issue.
How to erase DTC P313E on BMW
To erase the DTC P313E code on a BMW, a mechanic can use a diagnostic scanner to clear the fault codes stored in the ECM. Once the issue has been fixed and the codes erased, the check engine light should turn off. It is important to verify that the problem has been resolved before clearing the codes.
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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