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Engine Compression
Check engine compression with engine at normal operating temperature at specified cranking speed, all spark plugs removed, and throttle wide open.
COMPRESSION SPECIFICATIONS
| Application |
Specification |
| Compression Pressure |
| Optima & Magentis (Canadian) |
| 2.4L |
178 psi (1227 kPa) @ 250-400 RPM |
| 2.7L |
170 psi (1200 kPa) |
| Rio |
184 psi (1275 kPa) @ 300 RPM |
| Sedona |
170 psi (1200 KPa) |
| Sorento |
170 psi (1200 kPa) |
| Spectra |
193 psi (1331 kPa) @ 300 RPM |