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

Note

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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