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.
V6 COMPRESSION SPECIFICATIONS
| Application | Specification | |||
|---|---|---|---|---|
| Compression Ratio | ||||
| Calif. Emission Vehicles | 9.0:1 | |||
| Except Calif. Emission Vehicles | 9.4:1 | |||
| Normal Compression Pressure | ||||
| Calif. Emission Vehicles | 202 psi (1393 kPa) | |||
| Except Calif. Emission Vehicles | 211 psi (1451 kPa) | |||
| Minimum Compression Pressure (1) | ||||
| Calif. Emission Vehicles | 154 psi (1059 kPa) | |||
| Except Calif. Emission Vehicles | 192 psi (1109 kPa) | |||
| Maximum Variation Between Cylinders | 14 psi (100 kPa) | |||
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