Ignition Coil F Primary Control Circuit Low
The P2310 code means the vehicle's onboard diagnostic system has detected: Ignition Coil F Primary Control Circuit Low. This is a moderate severity code.
- Keep driving?
- Short distances only
- DIY difficulty
- moderate
- Estimated cost
- $50 - $350 (parts and labor)
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Common Symptoms
- Engine misfire on cylinder 6
- Check Engine Light flashing or illuminated
- Rough idle and engine vibration
- Reduced acceleration capability
- Fuel smell from exhaust
Probable Causes (Ranked by Likelihood)
- Failed ignition coil F Very High
- Damaged wiring to coil F High
- Corroded coil F connector from engine bay moisture Moderate
- Worn spark plug on cylinder 6 Moderate
Step-by-Step Diagnostic Procedure
-
Swap coil F with a known good coil from another cylinder
-
Replace spark plug on cylinder 6 if worn or fouled
-
Check coil F connector for corrosion
-
Measure coil F primary resistance
-
Inspect wiring harness for damage near cylinder 6
Frequently Asked Questions
Can I drive with code P2310?
Short distances only. Cylinder 6 is misfiring and continued driving risks catalytic converter damage.
What causes P2310?
A failed ignition coil on cylinder 6 is the most common cause. Replace the coil and spark plug together.
Is P2310 expensive to fix?
Usually $50 to $350. Ignition coil replacement is affordable. Labor may be slightly higher for rear-bank cylinders on V6 engines.
Sources
This page is built from documented references. Verify against your own service info before repair work.
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