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Home >> Volvo >> 2007 >> S60 Base, AWD >> Repair and Diagnosis (Single Page) >> Engine Performance >> Ignition System >> Intake/Exhaust, Engine Timing, Compression, Cooling System, EVAP, Fuel - Symptom Related Diagnostic Procedures >> Checking Compression (B5204T5; B5254T4; 2004) >> Checking compression >> Compression test >> Ignition system >> Conditions
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Ignition system: Conditions

Fig 1: Compression Testing
GLL100961Courtesy of VOLVO CARS OF NORTH AMERICA.

The engine compression must always be checked at wide open throttle (WOT) and the engine at operating temperature  .

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