G 8 GENERAL Fig. 4 Fig. 5 l For correct reinstallation of vacuum fuel hoses attach a tag describing the correct positions Fig. 4. l Make sure only the branded lubricants, coolant, corrosion protection coatings and sealants are used. l Check all the lines for leaks related to the systems like fuel, oil, coolant, vacuum, exhaust and brakes after servicing Fig. 5. l For vehicles equipped with fuel injection systems do not disconnect the fuel line between the injector and the fuel pump without releasing the fuel pressure or fuel can be sprayed out under pressure. Precaution for Catalytic Converter Fig. 6. Caution : If large amount of unburnt fuel goes into the converter, it may overheat and creat a fire hazard.To prevent this, observe the following precautions. l Use only unleaded gasoline for petrol vehicle & Low sulphur (<0.25%) Diesel for Diesel vehicles. l Engine compression checks should be carried out within the shortest possible time only. l If necessary then only conduct a spark jump test within the shortest possible time (Petrol version). l Do not run the engine when the fuel tank is nearly empty to avoid engine misfire and damage to catalytic converter. Fig. 6 VSV to EGR valve Boost controller backleak
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