Diesel Engines
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2003 Lincoln Blackwood, 2003 Ford Pickup, 2003 Ford F550 Super Duty, 2003 Ford F450 Super Duty, and 2003 Ford Excursion. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
On diesel engines, a mechanical compression testing procedure is not available from manufacturer.
To diagnose possible cylinder compression loss, perform CRANKCASE PRESSURE TEST under ENGINE PERFORMANCE DIAGNOSIS in appropriate SYSTEM & COMPONENT TESTS - DIESEL article and/or KOER CYLINDER CONTRIBUTION SELF-TEST under QUICK TEST in appropriate SELF-DIAGNOSTICS - DIESEL article.