What does code P0284 mean?
Cylinder 8 is producing less power than normal
OBD-II Code
P0284 — Cylinder 8 Contribution Balance Fault
Cylinder 8 is producing less power than normal
Common symptoms
- Vibration
- hesitation
- loss of acceleration
Possible causes
- Low compression
- weak injector
- faulty ignition coil
Initial recommendation
Perform compression test and inspect injection system.
Safety notice
This information is for guidance only and does not replace a physical vehicle inspection or diagnosis by a qualified mechanic. If the vehicle has severe power loss, smoke, a fuel odor, overheating, brake or steering problems, or any unsafe behavior, avoid driving it and seek professional inspection.
Analyze this code with MecaOBD
Use the app to combine code P0284 with your vehicle's actual symptoms for more complete diagnostic guidance.
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