2.1.1.4.4 Diagnosis process for abnormal driving trajectory (the vehicle cannot maintain a straight line) .........................................................................44 2.1.1.4.5 Diagnosis process of vehicle pendulum ..........................................46 2.1.1.4.6 Diagnosis process of steering wheel deviation from center position ..................................................................................................................48 2.1.1.4.7 Diagnosis process of abnormal driving track ..................................49 2.1.1.4.8 Diagnosis process of excessive noise .............................................50 2.1.1.4.9 Diagnosis process of vibration ..........................................................51 2.1.1.4.10 Diagnosis process of abnormal tire wear ......................................53 2.1.2 Front suspension assembly .....................................................................................55 2.1.2.1 Specifications ..................................................................................................55 2.1.2.1.1 Torque specification ............................................................................55 2.1.2.2 Description and operation .............................................................................55 2.1.2.2.1 System overview .................................................................................55 2.1.2.2.2 Location Map of Components ...........................................................56 2.1.2.2.3 exploded view of components ...........................................................57 2.1.2.3 Fault diagnosis and testing ...........................................................................58 2.1.2.4 Disassembly and assembly ..........................................................................58 2.1.2.4.1 shock absorber assembly of front sliding column ..........................58 2.1.2.5 Removal and installation ...............................................................................58 2.1.2.5.1 Front swing arm and swing arm ball pin ..........................................58 2.1.3 Rear suspension assembly ......................................................................................63 2.1.3.1 Specification ....................................................................................................63 2.1.3.1.1 Torque specifications ..........................................................................63 2.1.3.2 Description and operation .............................................................................63 2.1.3.2.1 System overview .................................................................................63 2.1.3.2.2 Location Map of Components ...........................................................64 2.1.3.2.3 Exploded view of components ..........................................................65 2.1.3.3 Fault diagnosis and testing ...........................................................................66 2.1.3.4 Removal and installation ...............................................................................66 2.1.4 Front subframe assembly .........................................................................................69 2.1.4.1 Specifications ..................................................................................................69 2.1.4.1.1 Torque specification ............................................................................69 2.1.4.2 Description and operation .............................................................................69 2.1.4.2.1 System overview .................................................................................69 2.1.4.2.2 Location Map of Components ...........................................................69 2.1.4.3 Fault diagnosis and testing ...........................................................................72 2.1.4.4 Removal and installation ...............................................................................72 2.1.5 Rear subframe assembly .........................................................................................74 2.1.5.1 Specifications ..................................................................................................74 2.1.5.1.1Torque specification .............................................................................74 2.1.5.2Description and operation ..............................................................................74 2.1.5.2.1System overview ..................................................................................74 2.1.5.2.2Location Map of Components ............................................................74 2.1.5.2.3 Exploded Map of Components .........................................................75 2.1.5.3 Fault diagnosis and testing ...........................................................................76 2.1.5.4 Removal and installation ...............................................................................76 2.1.6 Wheel and hub device ..............................................................................................78 2.1.6.1 Specifications ..................................................................................................78 2.1.6.1.1 General specifications ........................................................................78 2.1.6.1.2 Torque specification ............................................................................78 2.1.6.2 Description and operation .............................................................................78 2.1.6.2.1 Component description ......................................................................78 2.1.6.3 General inspection .........................................................................................79 2.1.6.3.1 Inspection and confirmation:
.............................................................80 2.1.6.3.2 Tire wear diagnosis: ............................................................................80 2.1.6.3.3 Wheel runout inspection: ...................................................................80 II