Operation CHARM: Car repair manuals for everyone.

Component Tests and General Diagnostics






WARNING: NEVER REMOVE THE RADIATOR CAP WHEN THE ENGINE IS HOT. SERIOUS BURNS COULD BE CAUSED BY HIGH PRESSURE FLUID ESCAPING FROM THE RADIATOR.

CAUTION: Higher pressure than specified may cause radiator damage.

To check for leakage, apply pressure to the cooling system with a tester.
The testing pressure is 157 kPa (23 psi).