Engine Compression
Ensure battery is fully charged. Check engine compression with engine at normal operating temperature at normal cranking speed, all spark plugs removed and throttle wide open.
COMPRESSION SPECIFICATIONS
| Application | Specification | |
|---|---|---|
| Normal Compression Pressure | ||
| 2.4L | 185 psi (1276 kPa) | |
| 3.0L | 119 psi (824 kPa) | |
| Minimum Compression Pressure | ||
| 2.4L | 139 psi (959 kPa) | |
| 3.0L | 83 psi (575 kPa) | |
| Maximum Variation Between Cylinders | ||
| 2.4L | 14 psi (97 kPa) | |
| 3.0L | 14 psi (97 kPa) | |