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Home >> Jeep >> 1996 >> Grand Cherokee Laredo, 4.0 S, AWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 1 (Engine Controls - Specifications - 5.2L) >> Mechanical Checks >> Engine Compression
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Engine Compression

WARNING: This page is about a different variant/trim than selected.

Check engine compression with engine at normal operating temperature, all spark plugs removed and throttle wide open.

COMPRESSION SPECIFICATIONS

Application Specification
Compression Ratio 9.1:1
Normal Compression Pressure (1)
Maximum Variation Between Cylinders (2)
(1) Normal compression pressure is about 100 psi.
(2) Manufacturer does not provide information for 5.2L.