BMW DTC P319F – Cylinder 7 H2-Injector Low Side Circuit/Open
DTC P319F meaning on BMW
DTC P319F on a BMW indicates an issue with the Cylinder 7 H2-Injector Low Side Circuit/Open. This means that there is a problem with the fuel injector circuit for cylinder 7, specifically on the low side.
BMW DTC P319F symptoms
Symptoms of DTC P319F on a BMW may include rough idling, misfiring, loss of power, decreased fuel efficiency, and potentially an illuminated check engine light on the dashboard.
BMW DTC P319F causes
The causes of DTC P319F on a BMW can vary, but common reasons include a faulty fuel injector, wiring issues in the injector circuit, poor electrical connections, or a problem with the Engine Control Module (ECM).
BMW DTC P319F seriousness
While DTC P319F may not cause immediate drivability issues, it can lead to poor engine performance and potentially cause damage to the catalytic converter over time if left unresolved. It is recommended to address this issue promptly.
How to diagnose DTC P319F on BMW
To diagnose DTC P319F on a BMW, a mechanic would typically use a diagnostic scanner to retrieve the fault codes and perform a thorough inspection of the fuel injector for cylinder 7, check the wiring and connections in the injector circuit, and test the ECM for any faults.
How to fix DTC P319F on BMW
Fixing DTC P319F on a BMW may involve replacing the faulty fuel injector, repairing any damaged wiring or connections in the injector circuit, or addressing any issues with the ECM. It is recommended to follow the manufacturer’s repair procedures and use genuine parts.
How to erase DTC P319F on BMW
Once the underlying issue causing DTC P319F on a BMW has been fixed, 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
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