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1998
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C70 2D Convertible, Standard
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Repair and Diagnosis
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Engine Performance
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Ignition System
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Ignition And Control Systems - General Safety Information (Convertible)
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General Safety Information (1999-2004)
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When compression testing
When compression testing
Fig 1: Identifying Compression Testing
Courtesy of VOLVO CARS OF NORTH AMERICA.
Disconnect engine speed (RPM) sensor before carrying out a compression test.
The diagnostic trouble code (DTC) must be erased when the engine speed (RPM) sensor has been reconnected.
Courtesy of VOLVO CARS OF NORTH AMERICA.