Subject: Correcting Engine Misfiring Models: 928, 911 Turbo ALL
Bulletin Number: 80 – 1
Engine misfiring may result from fuel restriction to one or more injectors
- Check for loose fuel filter screens in fuel outlet ports of fuel distributor.
- If loose, replace all 8 bolts with new bolts, Part # 930.110.547.00
Do not replace outlet port filter screens or fuel distributor unless replacement of bolts fails to correct misfiring.
- Clean filter in fuel feedline adapter
- Run engine and check performance
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