Kawasaki STX-15F - Manual (Page 113)

FUEL SYSTEM (DFI) 3-59
Engine Oil Overheating (Service Code/Character-76/OILH)
JT1500-A2 model ∼ ;
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If the service code is displayed, check the doubtful parts referring to the following table.
Possible causes Action (Chapter)
Incorrect engine oil level Inspect (see 4 chapter)
Engine oil poor quality or incorrect Change (see 4 chapter)
Oil temperature sensor broken Inspect (see 3 and 14 chapters)
Oil cooler clogged Clean (see 4 chapter)
Oil pump malfunction Inspect (see 4 chapter)
Relief valve malfunction Inspect (see 4 chapter)
Water passage clogged, loosened or damaged Inspect (see 9 chapter)
Weeds or debris in jet pump Inspect (see 11 chapter)