4-2 Contents 4. Powertrain system 4.2.8 Common faults ..................................................................................................................................... 4-57 4.2.8.1 Exhaust system failure ...................................................................................................................... 4-57 4.2.8.2 Exhaust system emissions unacceptable ......................................................................................... 4-57 4.2.8.3 Exhaust system noisy .......................................................................................................................
4-57 4.2.9 Exhaust hot end ................................................................................................................................... 4-58 4.2.9.1 Removal and refitting of three-way catalytic converter assembly .................................................... 4-58 4.2.9.2 Removal and refitting of bellows assembly ...................................................................................... 4-60 4.2.9.3 Removal and refitting of oxygen sensor I ..........................................................................................
4-63 4.2.9.4 Removal and refitting of oxygen sensor II ......................................................................................... 4-65 4.2.9.5 Removal and refitting of exhaust manifold lower heat shield ........................................................... 4-66 4.2.9.6 Removal and refitting of exhaust manifold upper heat shield ........................................................... 4-68 4.2.9.7 Removal and refitting of intake manifold assembly .......................................................................... 4-69 4.2.9.8 Removal and refitting of exhaust manifold gasket ............................................................................
4-71 4.2.10 Muffler assembly ................................................................................................................................ 4-72 4.2.10.1 Removal and refitting of front muffler assembly ............................................................................. 4-72 4.2.10.2 Removal and refitting of rear muffler assembly .............................................................................. 4-74 4.2.10.3 Removal and refitting of front muffler gasket ..................................................................................
4-76 4.2.10.4 Removal and refitting of rear muffler gasket ................................................................................... 4-77 4.2.10.5 Removal and refitting of front muffler heat shield ........................................................................... 4-78 4.2.10.6 Removal and refitting of fuel tank heat shield ................................................................................. 4-79 4.3 Fuel system .............................................................................................................................................
4-80 4.3.1 Precautions .......................................................................................................................................... 4-80 4.3.2 Introduction to structure and principle .................................................................................................. 4-81 4.3.3 Position diagram of parts ..................................................................................................................... 4-82 4.3.4 Exploded view of structure ...................................................................................................................
4-83 4.3.5 Technical parameters ........................................................................................................................... 4-91 4.3.5.1 Tightening Torque ............................................................................................................................. 4-91 4.3.6 Special tools ......................................................................................................................................... 4-91 4.3.7 Common faults .....................................................................................................................................
4-92 4.3.8 Fuel sender .......................................................................................................................................... 4-93 4.3.8.1 Removal and refitting of electronic fuel pump assembly .................................................................. 4-93 4.3.8.2 Removal and refitting of fuel inlet pipe 2# assembly ........................................................................ 4-96 4.3.8.3 Removal and refitting of fuel inlet pipe 2# assembly ........................................................................
4-98 4.3.8.4 Removal and refitting of canister desorption tube 1# ..................................................................... 4-100 4.3.8.5 Removal and refitting of canister desorption tube 1# ..................................................................... 4-102 4.3.8.6 Removal and refitting of high-pressure desorption tube assembly ................................................ 4-104 VOYAH FREE