P0309
Cylinder 9 Misfire Detected
1992-1998 BMW 325i E36 2.5L I6 M50 🇩🇪
High SeverityPowertrain
Description
Misfire detected in cylinder 9.
Symptoms
- Check Engine Light
- Rough idle
Common Causes
- Worn plug #9
- Faulty coil #9
- Faulty injector #9
Diagnostic Steps
- Swap coil
- Inspect plug
- Test injector
Repair Notes
Diagnose cylinder 9.
Related Codes
Other Powertrain Codes
- P0001Fuel Volume Regulator Control Circuit/Open
- P0002Fuel Volume Regulator Control Circuit Range/Performance
- P0003Fuel Volume Regulator Control Circuit Low
- P0004Fuel Volume Regulator Control Circuit High
- P0010Intake Camshaft Position Actuator Circuit/Open Bank 1
- P0011Intake Camshaft Position Timing Over-Advanced Bank 1
- P0012Intake Camshaft Position Timing Over-Retarded Bank 1
- P0013Exhaust Camshaft Position Actuator Circuit/Open Bank 1
- P0014Exhaust Camshaft Position Timing Over-Advanced Bank 1
- P0015Exhaust Camshaft Position Timing Over-Retarded Bank 1
P0309 on Other Vehicles
Common Questions
What does code P0309 mean on a 1992-1998 BMW 325i E36?
P0309 stands for "Cylinder 9 Misfire Detected". Misfire detected in cylinder 9.
What are the symptoms of P0309 on a BMW 325i E36?
Common symptoms of P0309 include: Check Engine Light, Rough idle.
What causes P0309 on a 1992-1998 BMW 325i E36?
Common causes of P0309 include: Worn plug #9, Faulty coil #9, Faulty injector #9.