TROUBLESHOOTING SERVICE MANUAL NUMBER 22
Page 1C-28 90-860074--1 FEBRUARY 2002
Water / Coolant On Top Pistons
Cause Special Information
1. Rain water running onto air cleaner 1. Hatch cover
2. Backwash through the exhaust system
3. Improper engine or exhaust hose
installation
3. Refer to exhaust specifications
4. Cracked exhaust manifold
5. Improper manifold to elbow gasket
installation
6. Loose cylinder head bolts
7. Blown cylinder head gasket 7. Check for warped cylinder head or
cylinder block
8. Cracked and leaking intercooler 8. Defective O-rings or tubes
9. Porous or cracked casting 9. Check cylinder heads/valve bridge,
cylinder block, and intake manifold
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