Operation CHARM: Car repair manuals for everyone.

Compression Check

Compression Pressure
Compression Pressure
To measure compression pressure, crank engine at least 250 r/minute by using fully charged battery
Standard 1400 kPa (199.0 psi.)
Limit 1200 kPa (170 psi.)
Maximum difference between any two cylinders. 100 kPa (14.2 psi)