Engine Compression
Check compression pressure with engine at normal operating temperature. Unplug distributor and ignition coil. If equipped, unplug cold start injector connector, solenoid resistor, and fuel injector connectors. Remove all spark plugs, hold throttle valve wide open, and operate engine at cranking speed.
COMPRESSION SPECIFICATIONS
| Application | Specification psi (kg/cm2 ) | |
|---|---|---|
| Cressida | 156 (10.9) | |
| Land Cruiser | 149 (10.5) | |
| Supra | ||
| Non-Turbo | 156 (10.9) | |
| Turbo | 142 (10.0) | |
| Minimum Compression Pressure | ||
| Cressida & Supra | 128 (9.0) | |
| Land Cruiser | 114 (8.0) | |
| Maximum Variation Between Cylinders | ||
| Cressida & Supra | 14 (1.0) | |
| Land Cruiser | 7 (.5) | |