2004 Bombardier Quest/Traxter Series Shop Manual, Page 125Get this manual
Subsection 08
Section 03 ENGINE QUEST (CYLINDER AND CYLINDER HEAD)
GENERAL
NOTE: When diagnosing an engine problem, always perform cylinder leak testThis will help pin-point problemRefer to the instructions included with your leak tester and LEAK TEST section for proceduresAlways place the vehicle on level surfaceNOTE: For better understanding, the following illustrations are taken with engine out of vehicleTo perform the following instructions, it is not necessary to remove engine from vehicleAlways disconnect BLACK (-) cable from the battery, then RED (+) cable before working on the engine