SERVICE MANUAL NUMBER 23
TROUBLESHOOTING
Camshaft Area
Location
Possible Causes
Crankshaft timing sprocket
Timing chain
Camshaft area, front of engine, timed to
one half engine speed
Valve Lifter
Cam Bearings
Fuel Pump
Camshaft area, center of engine, timed to
one half engine speed
Valve Lifter
Cam bearing
Distributor gear
Valve lifter
Camshaft area, rear of engine, timed to
one half engine speed
Cam bearings
Loss of oil pressure
Valve lifters
Camshaft area, throughout engine, timed
to one half engine speed
Cam bearings
Crankshaft Area
Location
Possible Causes
Crankshaft timing sprocket
Timing chain
Crankshaft area, front of engine, timed to
engine speed
Main bearing
Rod bearing
Crankshaft striking pan or pan baffle
Main bearing
Crankshaft area, center of engine, timed
to engine speed
Rod bearing
Loose flywheel cover
Loose coupler
Crankshaft area, rear of engine, timed to
engine speed
Loose flywheel
Main bearing
Rod bearing
Loss of oil pressure
Main bearings
Crankshaft area, throughout engine, timed
to engine speed
Rod bearings
90-861326--1 MARCH 1999
Page 1C-17
| Categories | Mercury MerCruiser Manuals |
|---|---|
| Tags | Mercury MerCruiser 454 CID, Mercury MerCruiser 502 CID |
| Model Year | 1998, 1999, 2000, 2001 |
| Download File |
|
| Document File Type | |
| Copyright | Attribution Non-commercial |
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Marine readers have rated Mercury MerCruiser GM V8 GM V8 454 CID 7.4L and 502 cid 8.2L Marine Engines Service Manual Number 23 5.0 out of 5.0 based on 1 product reviews. Just need the manual. Wrote review. Can't technically review what I haven't seen yet...