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Home >> Mercedes Benz >> 1987 >> 420SEL (126.035) V8-4.2L (116.965) >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Testing and Inspection >> Component Tests and General Diagnostics >> Component Tests >> Compression Test
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Compression Test


Test Data:





Special Tools:









NOTE:
- Check compression with engine at operating temperature (60°-80°C oil temperature).

- Remove all spark plugs for testing.

Test Page 1:





Fig. 1:





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Fig. 3: