Page 1 of 3: Compression Test Not Hard To Do. Doing and Interpreting a Compression Test. Engine Compression Test (Ford L, L).
I didn't complete my question. Will a timing belt fix my car if the compression showed 1 cylinder at 60 percent and the other 3 at zero.
Testing the cylinder compression on your L Ford Escort (Focus, Mercury Tracer) with a Single Over-Head Camshaft (SOHC) or Dual.