2.1.6.3.4 Preliminary inspection before tire positioning: ................................81 2.1.6.3.5 Tire wear inspection:
...........................................................................81 2.1.6.4 Fault diagnosis and testing ...........................................................................84 2.1.6.4.1 Inspection and confirmation ..............................................................84 2.1.6.5 Removal and installation ...............................................................................85 2.1.7 Suspension system ...................................................................................................87 2.1.7.1 Specifications ..................................................................................................87 2.1.7.1.1 Torque specification ............................................................................87 2.1.7.2 Description and operation .............................................................................87 2.1.7.2.1 System overview .................................................................................87 2.1.7.2.2 Location Map of Components ...........................................................88 2.1.7.2.3 Exploded Map of Components .........................................................88 2.1.7.3 Fault diagnosis and testing ...........................................................................89 2.1.7.3.1 Failure Symptom Table ......................................................................89 2.1.7.4 Removal and installation ...............................................................................90 2.2 Transmission system ............................................................................................................91 2.2.1 Overview of transmission system ...........................................................................91 2.2.1.1 General inspection of drive shaft .................................................................91 2.2.1.2 Fault diagnosis and testing ...........................................................................91 2.2.1.2.1Failure Symptom Table .......................................................................91 2.2.1.2.2 Diagnostic process of abnormal sound of drive shaft ...................92 2.2.1.2.3 Diagnosis process of dull metallic sound during acceleration ......93 2.2.1.2.4 Diagnostic process of jitter or vibration during acceleration .........93 2.2.1.2.5 The drive shaft falls off .......................................................................94 2.2.1.2.6 Swing of drive shaft ............................................................................95 2.2.1.2.7 Wheel shimmy at low speed .............................................................96 2.2.2 Drive shaft ...................................................................................................................96 2.2.2.1 Specifications ..................................................................................................96 2.2.2.1.1 Grease model ......................................................................................96 2.2.2.1.2 Grease consumption ..........................................................................97 2.2.2.1.3 Torque of lock nut ................................................................................97 2.2.2.2 Description and operation .............................................................................97 2.2.2.2.1 Overview ..............................................................................................97 2.2.2.2.2 Maintenance notes .............................................................................97 2.2.2.2.3 Exploded Map of Components .........................................................97 2.2.2.3 Disassembly and assembly ..........................................................................98 2.2.2.3.1 Disassembly and assembly of three-pin universal joint ................98 2.2.2.3.2 Disassembly and assembly of ball cage universal joint ................99 2.2.2.4 Removal and installation of drive shaft .....................................................
101 2.2.2.4.1 Removal ............................................................................................. 101 2.2.2.4.2 Installation .......................................................................................... 102 2.3 Brake system ....................................................................................................................... 104 2.3.1 Overview of brake system ...................................................................................... 104 2.3.1.1 Specifications ................................................................................................
104 2.3.1.1.1 Material specifications ...................................................................... 104 2.3.1.1.2 General specifications ...................................................................... 104 2.3.1.2 Description and operation ........................................................................... 104 2.3.1.2.1 System overview ............................................................................... 104 2.3.1.2.2 Location Map of Components ......................................................... 105 2.3.1.3 General inspection .......................................................................................
106 2.3.1.3.1 Road test ............................................................................................ 106 2.3.1.3.2 Hydraulic leak check ........................................................................ 107 2.3.1.3.3 Check the brake pedal stroke margin ............................................ 107 2.3.1.3.4 Electric booster inspection ............................................................... 107 2.3.1.3.5 Brake master cylinder inspection .................................................... 107 2.3.1.3.6 Brake system exhaust ......................................................................
108 2.3.1.3.7 ESC hydraulic unit exhaust ............................................................. 109 III