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Home >> Ford >> 2003 >> Excursion 7.3 F, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 240 (Engine System-General Information) >> Diagnosis And Testing >> Engine >> Compression Test-Compression Gauge Check >> Compression Pressure Limit Chart
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Compression Pressure Limit Chart

WARNING: This page is about a different car, the 2003 Ford Escape. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Compression Pressure Limit Specifications (1 Of 2)
G01388967Courtesy of FORD MOTOR CO.
Fig 2: Compression Pressure Limit Specifications (2 Of 2)
G01388968Courtesy of FORD MOTOR CO.

If one or more cylinders reads low, squirt approximately one tablespoon of engine oil on top of the pistons in the low-reading cylinders. Repeat the compression pressure check on these cylinders.