BMW DTC P2314 – Ignition Coil ‘E’ Secondary Circuit
DTC P2314 meaning on BMW
DTC P2314 on a BMW indicates a fault in the ignition coil ‘E’ secondary circuit. This fault is related to the electrical circuit that controls the ignition coil for cylinder ‘E’ in the engine.
BMW DTC P2314 symptoms
Symptoms of DTC P2314 on a BMW may include:
- Engine misfires
- Rough idling
- Lack of power
- Check Engine Light (CEL) illuminated on the dashboard
BMW DTC P2314 causes
Common causes of DTC P2314 on a BMW include:
- Defective ignition coil ‘E’
- Wiring issues in the ignition coil ‘E’ circuit
- Faulty Engine Control Module (ECM)
BMW DTC P2314 seriousness
Ignoring DTC P2314 on a BMW can lead to potential engine performance issues and may cause damage to the catalytic converter over time. It is recommended to address this fault promptly to prevent further complications.
How to diagnose DTC P2314 on BMW
To diagnose DTC P2314 on a BMW, you can follow these steps:
- Use a diagnostic scanner to retrieve the fault code
- Inspect the ignition coil ‘E’ and its wiring for any visible damage
- Perform a continuity test on the ignition coil ‘E’ circuit
- Check for any loose connections or corrosion in the circuit
How to fix DTC P2314 on BMW
To fix DTC P2314 on a BMW, you can consider the following actions:
- Replace the faulty ignition coil ‘E’
- Repair any damaged wiring in the ignition coil ‘E’ circuit
- If necessary, replace the Engine Control Module (ECM)
How to erase DTC P2314 on BMW
To erase DTC P2314 on a BMW, you can use a diagnostic scanner to clear the fault code from the vehicle’s memory. Once the issue has been addressed and fixed, clearing the code will reset the Check Engine Light and ensure that the fault has been resolved.
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.