Vectra B
Fuel Pressure, Check Important!
Remove, Disconnect Remove fuel pump relay. Start engine for at least 5 sec - reduce fuel pressure. Remove Fuel Pressure Gauge MKM-588 with Adapters MKM-588-1 and MKM-588-2 from fuel supply line. Install, Connect Install fuel supply line at throttle valve injection housing - 15 Nm / 11 lbf. ft. Notice: Before assembling components of the intake system (hoses, connections, etc.), they must be cleaned of any possible contamination (grease, oil, etc.). When tightening the hose clamps, be sure to observe exactly the tightening torque of 3.5 Nm / 2.6 lbf. ft. Important! It is only ensured that the intake system is free of leaks, thus ensuring operational safety of the engine, if the hose clamps are tightened correctly to the prescribed tightening torque. Install, Connect Attach air intake cover to throttle valve injection housing - ensure correct seating of the seal ring. Install fuel pump relay - ensure plug contacts are correct. Close relay frame cover.
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