Technical specifications Tightening torques EGR pipe to EGR valve sleeve nut 55 Nm EGR pipe to exhaust manifold bushing nut 73 Nm Exhaust manifold to cylinder head - HCS and Endura-E engines 23...
General information Exhaust System The exhaust system includes an exhaust manifold, front exhaust pipe, catalytic converter and 2 mufflers. The exhaust system consists of three sections:...
Exhaust system repair Attention. Repair of the exhaust system should be carried out only after it has completely cooled down, especially the catalyst. If the elements of the exhaust system...
Removing the exhaust manifold Withdrawal All engines except Zetec and Zetec-E Remove the negative terminal from the battery. The exhaust manifold is attached to the cylinder head with studs and nuts....
Catalyst The catalyst is a reliable and simple device that does not require maintenance. However, the following requirements must be adhered to: do not use leaded gasoline;...
Elements of the crankcase ventilation system Crankcase ventilation valve (PCV) On Zetec engines, the valve is located in the oil separator (see fig. 4E.19). To access the valve, remove the air pulsation system. Oil...
Fuel Evaporation Control System Examination Erratic engine idling and reduced engine efficiency can be caused by an inoperative canister purge solenoid valve, a damaged canister, or defective hoses....
Exhaust Gas Re-burning System Examination EGR valve Start the engine. Disconnect the vacuum hose from the EGR valve and plug it with a plug. Apply vacuum to the EGR valve. The vacuum must be stable...
Air pulsation system Examination Erratic idle stalling or backfiring may be caused by damage to the air pulsation system. Inspect the vacuum pipe for cracks and other defects along its...