BMW DTC P3319 – Ignition Coil Cylinder 7 Contact Resistance or High-Impedance
DTC P3319 meaning on BMW
DTC P3319 on a BMW indicates an issue with the ignition coil in cylinder 7. The fault code specifically points to a problem with the contact resistance or high impedance in the ignition coil circuit for cylinder 7.
BMW DTC P3319 symptoms
Symptoms of DTC P3319 on a BMW may include engine misfires, rough idling, loss of power, and potentially even stalling. The Check Engine Light (CEL) may also illuminate on the dashboard.
BMW DTC P3319 causes
The most common causes of DTC P3319 on a BMW are a faulty ignition coil in cylinder 7, poor electrical connections, wiring issues, or a problem with the Engine Control Module (ECM).
BMW DTC P3319 seriousness
Ignoring DTC P3319 on a BMW can lead to further engine performance issues, reduced fuel efficiency, and potential damage to the catalytic converter. It is important to address this fault code promptly.
How to diagnose DTC P3319 on BMW
To diagnose DTC P3319 on a BMW, a mechanic would typically use a diagnostic scanner to retrieve the fault code and then perform a visual inspection of the ignition coil in cylinder 7, check the wiring and connections, and test the resistance of the ignition coil.
How to fix DTC P3319 on BMW
Fixing DTC P3319 on a BMW usually involves replacing the faulty ignition coil in cylinder 7. It is also important to ensure that all electrical connections are secure and that there are no wiring issues contributing to the fault code.
How to erase DTC P3319 on BMW
Once the underlying issue causing DTC P3319 on a BMW has been fixed, the fault code can be erased using a diagnostic scanner. This will reset the Check Engine Light and clear the code from the vehicle’s memory.
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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