Misfire Cylinder 3 With Fuel Cut-Off
1999-2000 BMW 323i E46 2.5L I6 🇦🇺
Description
The DME detected a severe misfire on Cylinder 3 that triggered protective fuel injector shut-off. Continued driving with this condition may cause catalytic converter damage.
Symptoms
- Check Engine Light flashing
- Rough running
- Loss of power
- Exhaust odor
Common Causes
- Faulty ignition coil Cylinder 3
- Worn spark plug Cylinder 3
- Fuel injector failure Cylinder 3
- Low compression
- Valve train issue Cylinder 3
Diagnostic Steps
- Read cylinder-specific misfire counters
- Swap ignition coil to isolate fault
- Inspect spark plug condition
- Test fuel injector
- Perform compression and leak-down test
Repair Notes
Replace faulty ignition coil or spark plug on Cylinder 3.
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
P1347 on Other Vehicles
Common Questions
What does code P1347 mean on a 1999-2000 BMW 323i E46?
P1347 stands for "Misfire Cylinder 3 With Fuel Cut-Off". The DME detected a severe misfire on Cylinder 3 that triggered protective fuel injector shut-off. Continued driving with this condition may cause catalytic converter damage.
What are the symptoms of P1347 on a BMW 323i E46?
Common symptoms of P1347 include: Check Engine Light flashing, Rough running, Loss of power, Exhaust odor.
What causes P1347 on a 1999-2000 BMW 323i E46?
Common causes of P1347 include: Faulty ignition coil Cylinder 3, Worn spark plug Cylinder 3, Fuel injector failure Cylinder 3, Low compression, Valve train issue Cylinder 3.