EG–10 ENGINE – ENGINE MECHANICAL • If adding oil helps the compression, it is likely that the piston rings and/or cylinder bore are probably worn or damaged. • If pressure stays low, a valve may be sticking or seating improper, or there may be leakage past the gasket. 8. REINSTALL SPARK PLUGS 9. 2JZ–GE: RECONNECT HIGH–TENSION CORDS TO SPARK PLUGS (See high–tension cords and cord clamps installation in Ignition System) 10. 2JZ–GTE: REINSTALL IGNITION COILS ASSEMBLIES (See ignition coils installation in Ignition System) 11. 2JZ–GE: RECONNECT DISTRIBUTOR CONNECTOR 12. 2JZ–GTE: RECONNECT CAMSHAFT POSITION SENSOR CONNECTORS