P2309
Ignition Coil D Primary Control Circuit Low
P2309 is an OBD-II diagnostic trouble code meaning: Ignition Coil D Primary Control Circuit Low. Common causes: cylinder d ignition coil malfunction, damaged wiring or poor contact in the control circuit. Estimated repair cost: $17–67.
Symptoms
- Misfire in cylinder D
- Loss of engine power
- Increased fuel consumption
- Rough engine idling
- Check Engine Light Is On
Causes
- Cylinder D ignition coil malfunction
- Damaged wiring or poor contact in the control circuit
- Problems with the ignition coil connector
- Engine ECU malfunction
- Short circuit in control circuit
How to Fix
- Check the condition of the ignition coil of cylinder D
- Inspect the control circuit for damage to the wiring
- Check the ignition coil connectors and contacts
- Measure the resistance of the primary winding of the coil
- If necessary, replace the ignition coil
Related codes
Error P2309 by Vehicle Brand
FAQ
What does the P2309 code mean?
P2309 is an OBD-II diagnostic trouble code that indicates: Ignition Coil D Primary Control Circuit Low
What causes a P2309 error code?
The most common causes of P2309 include: Cylinder D ignition coil malfunction; Damaged wiring or poor contact in the control circuit; Problems with the ignition coil connector; Engine ECU malfunction.
How do I fix a P2309 diagnostic trouble code?
To fix P2309: Check the condition of the ignition coil of cylinder D. Inspect the control circuit for damage to the wiring. Check the ignition coil connectors and contacts. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P2309?
Yes, but get it checked soon
How much does it cost to fix P2309?
The estimated repair cost for P2309 is $17–67. Actual cost depends on your vehicle, location, and labor rates.
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