P2306
Ignition Coil F Secondary Circuit
2016-2021 Mazda CX-3 2.0L I4 🇩🇪
High SeverityPowertrain
Description
Fault in ignition coil F secondary circuit (typically cylinder 6).
Symptoms
- Cylinder 6 misfire
- Check engine light
Common Causes
- Failed coil
- Worn spark plug
- Plug wire resistance high
Diagnostic Steps
- Coil swap test
- Check plug
- Measure secondary resistance
Repair Notes
Replace coil and plug.
Related Codes
Other Powertrain Codes
- P0001Fuel Volume Regulator Control Circuit/Open
- P0001Fuel Volume Regulator Control Circuit/Open
- P0002Fuel Volume Regulator Control Circuit Range/Performance
- P0002Fuel Volume Regulator Control Circuit Range/Performance
- P0003Fuel Volume Regulator Control Circuit Low
- P0003Fuel Volume Regulator Control Circuit Low
- P0004Fuel Volume Regulator Control Circuit High
- P0004Fuel Volume Regulator Control Circuit High
- P0010Intake Camshaft Position Actuator Circuit/Open Bank 1
- P0010Intake Camshaft Position Actuator Circuit/Open Bank 1
P2306 on Other Vehicles
Common Questions
What does code P2306 mean on a 2016-2021 Mazda CX-3?
P2306 stands for "Ignition Coil F Secondary Circuit". Fault in ignition coil F secondary circuit (typically cylinder 6).
What are the symptoms of P2306 on a Mazda CX-3?
Common symptoms of P2306 include: Cylinder 6 misfire, Check engine light.
What causes P2306 on a 2016-2021 Mazda CX-3?
Common causes of P2306 include: Failed coil, Worn spark plug, Plug wire resistance high.