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S80 Base, 2.9 92
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Ignition And Control Systems - General Safety Information
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General Safety Information (1999-2006)
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When compression testing
July 1:
So it begins
. Don't worry, this is not in the correct legal jurisdiction!
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.