BASIC DIAGNOSTIC PROCEDURES -2001 Mitsubishi Eclipse GS
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Compression
Check engine mechanical condition with a compression gauge, vacuum gauge, or an engine analyzer. See engine analyzer manual for specific instructions.
Disconnect Crankshaft Position (CKP) sensor to disable ignition and injectors. Check engine compression with engine at normal operating temperature, all spark plugs removed and throttle wide open. See COMPRESSION SPECIFICATIONS table.
COMPRESSION PRESSURE Application Diamante Standard Minimum Eclipse, Eclipse Spyder & Galant 2.4L Standard Minimum 3.0L Standard Minimum Mirage 1.5L Standard Minimum 1.8L Standard Minimum Montero Standard Minimum Montero Sport 3.0L & 3.5L Standard Minimum Maximum Variation Between Cylinders All Models
Pressure - psi (kPa)
174 (1200) 129 (890)
185 (1275) 139 (959)
119 (824) 83 (575)
187 (1290) 133 (920)
199 (1370) 151 (1040)
185 (1275) 139 (959)
174 (1200) 129 (890)
15 (100)
8/18/2008
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