27 - Basic Engine

^ Check the following:

- Engine compression.

- Oil level.

- Valve cover.

- Crankshaft.

- Oil pan.

- Oil filter.

- Oil pump.

- Cylinder head.

- Engine block.

- Valves.

- Timing belt.

- Intake manifold.

^ Is the basic engine OK?

YES -- Return to the Diagnostic Routine Index and check for other concerns.

NO -- Service as necessary.