Compression Test

Test Data





Special Tools





Equipment
^ Digital tester, also performs compression measurement -- Bear D.A.C.E. model 40-960
- Available through the MBNA Standard Equipment Program

NOTE:
Check compression with engine at operating temperature (60° - 80°C oil temperature).

Remove all spark plugs for testing.

Visually inspect spark plugs for:
a. even coloring
b. proper gap
c. formation of deposits (oil, carbon).

Test Procedure:

Fig. 1:

Fig. 2:

Fig. 3: