FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
Courtesy of Operation CHARM
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Car repair manuals for everyone.
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Mercedes Benz
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1993
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300E 4MATIC (124.230) L6-3.0L (103.985)
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Repair and Diagnosis
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Engine, Cooling and Exhaust
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Engine
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Tune-up and Engine Performance Checks
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Compression Check
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Specifications
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Pressure/Variation
Pressure/Variation
Compression Test Data For Engine At Normal Operating Temperature
Minimum compression pressure
approx. 12 bar (176 psi)
Low compression
approx. 7.5 bar (110 psi)
Allowable difference between cylinders
max. 1.5 bar (22 psi)