Engine Compression
Check compression with engine warm, all spark plugs removed and throttle wide open. Crank engine at least 6 strokes per cylinder.
NOTE:
Connect coil high tension wire to ground before cranking engine for compression test.
4-CYLINDER COMPRESSION SPECIFICATIONS
| Application | Specification | |
|---|---|---|
| Compression Ratio | 10.4:1 | |
| Compression Pressure | ||
| Normal (New Engine) | 152-196 psi (10.7-13.7 kg/cm2 ) | |
| Minimum | 109 psi (7.7 kg/cm2 ) | |
| Maximum Variation Between Cylinders | 44 psi (3 kg/cm2 ) | |
5-CYLINDER COMPRESSION SPECIFICATIONS
| Application | Specification | ||
|---|---|---|---|
| Compression Ratio | |||
| 2.2L Turbo | 7.8:1 | ||
| 2.3L | 10:1 | ||
| Compression Pressure | |||
| 2.2L Turbo | |||
| Normal (New Engine) | 100-130 psi (7-9 kg/cm2 ) | ||
| Minimum | 72 psi (5 kg/cm2 ) | ||
| 2.3L | |||
| Normal (New Engine) | 145-203 psi (10.2-14.3 kg/cm2 ) | ||
| Minimum | 116 psi (8.2 kg/cm2 ) | ||
| Maximum Variation Between Cylinders | 44 psi (3 kg/cm2 ) | ||