TIAGO TIGOR BSVI - SERVICE MANUAL

1.2L REVOTRON ENGINE 99 G. FUEL SYSTEM PRECAUTIONS Before attempting any service on fuel system, following precautions should be always followed for personal safety and to avoid system damages. a) Disconnect negative cable at battery. b) Do not smoke, and place ‘NO SMOKING” sign near work area make sure to have fire extinguisher handy. c) Make sure to perform work in well ventilated area and away from any open fire/flames. d) Wear Safety glasses e) Small amount of fuel may drip after the fuel lines are disconnected. In order to reduce the risk of personal injury, cover the pipe/ hose ends with suitable plugs with no rust or contamination. f) After servicing, make sure that the fuel hoses and clamps are properly connected. g) After servicing, check for fuel leakages at fuel hose joints. h) Relieve the fuel pressure from the system before disconnecting any fuel lines especially high pressure lines. If pressure is not relieve the fuel may splash on the technician and the components which is dangerous. PRESSURE RELIEVING PROCEDURE 1. Remove the fuel filler cap to relieve the fuel vapour pressure. 2. Disconnect the fuel delivery line from the tank unit. 3. Start the engine and allow the engine to stall. 4. Turn off the ignition switch and disconnect the battery negative terminal.  FUEL RAIL REMOVAL ON VEHICLE For fuel rail removal procedure refer on vehicle injector removal procedure.  FUEL FILLER AND BREATHER HOSE REMOVAL 1. Place the vehicle in a 2 poster lift. 2. Refer precautions and relive fuel pressure. 3. Remove fuel filler cap by removing fuel filler mounting hex flange bolts. 4. Remove the hose holding bracket by unscrewing the fastener. 5. Remove the fuel filler and breather hose clamps from tank side.