Fuel Pressure Regulator / Fuel Pressure Regulator Diaphragm, Remove and Install
 Important! Fuel escapes - collect escaping fuel in a suitable container. Observe safety precautions and national legislation. Fuel system is pressurised.
 Remove, Disconnect Remove fuel pump relay - see operation "Fuel Pump Relay, Remove and Install". Start engine for at least 5 sec - fuel pressure reduction. Detach air intake cover from throttle valve injection housing. Detach fuel pressure regulator cover (1). Remove spring seat (2), spring (3) and diaphragm (4) - note installation position. | 
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Important! Diaphragm must be seated in groove of throttle valve injection housing.
 Install, Connect Attach new diaphragm (4), spring (3), spring seat (2) and fuel pressure regulator cover (1). 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. Install fuel pump relay - see operation "Fuel Pump Relay, Remove and Install". |
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