P2308high severityPowertrain
Ignition Coil H Secondary Circuit
on 2005 Mazda MPV 3.0L V6 · FWD
What this code means
Fault in ignition coil H secondary circuit (cylinder 8 on V8).
Symptoms
- Cylinder 8 misfire
- Check engine light
Common causes
- Failed coil
- Worn spark plug
Diagnostic steps
- Coil swap test
- Check plug condition
Repair notes
Replace coil and plug as needed.
Other Powertrain codes on this vehicle
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P0002
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P0010
Intake Camshaft Position Actuator Circuit/Open Bank 1
P0011
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P0014
Exhaust Camshaft Position Timing Over-Advanced Bank 1
P0015
Exhaust Camshaft Position Timing Over-Retarded Bank 1