2002 Toyota Sienna LEFACTORY OEM SERVICE PROCEDURE

External Pages

's manual. Be very cautious using repair info from here because these pages may not apply to your vehicle. Different car Section 1 (Electronic Suspension - Wiring Diagrams) Section 2 (Differentials & Axle Shafts - Rear) Section 3 (Axle Shafts - Front & Rear) Section 4 (System Wiring Diagrams) Section 5 (System Wiring Diagrams) Section 6 (Engine Controls - On-Vehicle Adjustments - 4-Cylinder) Section 7 (Engine Controls - Basic Diagnostic Procedures - 4-Cylinder) Section 8 (Engine Control System Self-Diagnostics - 4-Cylinder) Section 9 (Engine Control System Self-Diagnostics - V6) Section 10 (Engine Control System Self-Diagnostics) Section 11 (Engine Control System Self-Diagnostics) Section 12 (Engine Control System Self-Diagnostics) Section 13 (Engine Control System Self-Diagnostics - V6) Section 14 (Engine Control System Self-Diagnostics - V8) Section 15 (Engine Control System & Component Testing - 4-Cylinder) Section 16 (Engine Controls - Removal & Installation, Overhaul 4 Cylinder) Section 17 (Engine Controls - Service & Adjustment Specifications) Section 18 (Engine Controls - On-Vehicle Adjustments) Section 19 (Engine Controls - Theory & Operation) Section 20 (Engine Controls - Basic Diagnostic Procedures) Section 21 (Engine Controls - Self-Diagnostics) Section 22 (Engine Controls - Self-Diagnostics) Section 23 (Engine Controls - Self-Diagnostics) Section 24 (Engine Controls - Trouble Shooting - No Codes) Section 25 (Engine Controls - System & Component Testing) Section 26 (Engine Controls - System & Component Testing) Section 27 (Engine Controls - Pin Voltage Charts) Section 28 (Vacuum Diagrams) Section 29 (Engine Controls - Removal, Overhaul & Installation) Section 30 (Wiring Diagrams) Section 31 (Automatic A/C Heater Systems (Specifications)) Section 32 (Manual A/C-Heater Systems) Section 33 (Manual A/C-Heater Systems (Specifications)) Section 34 (Disc Brakes) Section 35 (Automatic A/C-Heater Systems) Section 36 (Electrical Component Locator) Section 37 (Electrical Component Locator) Section 38 (Electrical Component Locator) Section 39 (Electrical Component Locator) Section 40 (Automatic Transmission - Diagnosis) Section 41 (Automatic Transmission Diagnosis - U241E) Section 42 (Automatic Transmission Diagnosis - U140E & U140F) Section 43 (System Wiring Diagrams) Section 44 (System Wiring Diagrams) Section 45 (System Wiring Diagrams) Section 46 (Overhaul - A650E) Section 47 (Automatic Transmission - Diagnosis) Section 48 (Automatic Transmission Diagnosis - A340E, A340F) Section 49 (Diagnosis - U150E) Section 50 (Transfer Case Diagnosis -VF2BM) Section 51 (Engine Control System Self-Diagnostics) Section 52 (Air Bag Restraint Systems) Section 53 (Air Bag Restraint Systems) Section 54 (Air Bag Restraint Systems) Section 55 (Air Bag Restraint Systems) Section 56 (Air Bag Restraint Systems) Section 57 (Air Bag Restraint Systems) Section 58 (Air Bag Restraint Systems) Section 59 (Air Bag Restraint Systems) Section 60 (Air Bag Restraint Systems) Section 61 (System Wiring Diagrams) Section 62 (System Wiring Diagrams) Section 63 (System Wiring Diagrams) Section 64 (System Wiring Diagrams) Section 65 (System Wiring Diagrams) Section 66 (Multiplex Control Systems) Section 67 (Power Door Locks, Trunk Lid & Fuel Door Release) Section 68 (Engine Controls - Service & Adjustment Specifications) Section 69 (Engine Controls - On-Vehicle Adjustments) Section 70 (Engine Controls - Theory & Operation) Section 71 (Engine Controls - Basic Diagnostic Procedures) Section 72 (Engine Controls - Self-Diagnostics) Section 73 (Engine Controls - Self-Diagnostics) Section 74 (Engine Controls - Self-Diagnostics) Section 75 (Engine Controls - Self-Diagnostics) Section 76 (Engine Controls - Self-Diagnostics) Section 77 (Engine Controls - Trouble Shooting - No Codes) Section 78 (Engine Controls - System & Component Testing) Section 79 (Engine Controls - System & Component Testing) Section 80 (Engine Controls - System & Component Testing) Section 81 (Engine Controls - Pin Voltage Charts) Section 82 (Engine Controls - Sensor Operating Range Charts) Section 83 (Vacuum Diagrams) Section 84 (Engine Controls (Removal & Installation)) Section 85 (Engine Controls - On-Vehicle Adjustments - 4-Cylinder) Section 86 (Engine Controls - On-Vehicle Adjustments - V6 & V8) Section 87 (Engine Controls - Theory & Operation) Section 88 (Engine Controls - Basic Diagnostic Procedures - 4-Cylinder) Section 89 (Engine Controls - Basic Diagnostic Procedures - V6 & V8) Section 90 (Engine Control System Self-Diagnostics - 4-CYL (Except PZEV)) Section 91 (Engine Control System Self Diagnostics - 4-Cylinder) Section 92 (Engine Control System Self Diagnostics) Section 93 (Engine Control System Self Diagnostics) Section 94 (Engine Control System Self Diagnostics) Section 95 (Engine Control System Self Diagnostics) Section 96 (Engine Control System Self Diagnostics) Section 97 (Engine Control System Self Diagnostics) Section 98 (Engine Control System Self Diagnostics - V6) Section 99 (Engine Control System Self Diagnostics - V8) Section 100 (Engine Control System Self Diagnostics - 4-Cylinder) Section 101 (Engine Control System Self Diagnostics (2UZ-FE)) Section 102 (Engine Controls - Trouble Shooting - No Codes) Section 103 (Engine Controls - System & Component Testing - 4-Cylinder) Section 104 (Engine Controls - System & Component Testing - V6 & V8) Section 105 (Engine Controls - Pin Voltage Charts) Section 106 (Vacuum Diagrams) Section 107 (Engine Controls - Removal & Installation 4-Cylinder) Section 108 (Engine Controls - Removal & Installation - V6 & V8) Section 109 (Multiplex Communication System) Section 110 (Engine Immobilizer System) Section 111 (Anti-Theft Systems) Section 112 (Remote Keyless Entry Systems) Section 113 (Automatic Headlights) Section 114 (Body Control Systems) Section 115 (Power Mirrors) Section 116 (Power Seats) Section 117 (Cruise Control Systems) Section 118 (Instrument Panel) Section 119 (Steering Column Switches) Section 120 (Wiper/Washer Systems) Section 121 (Automatic Headlights) Section 122 (Power Moon Roofs) Section 123 (Cruise Control Systems) Section 124 (Anti-Lock) Section 125 (Power Door Locks - Without Keyless Entry) Section 126 (Keyless Entry Systems) Section 127 (Anti-Lock) Section 128 (Anti-Theft Systems) Section 129 (Multiplex Communication System) Section 130 (Engine Immobilizer Systems) Section 131 (Body Control System) Section 132 (Power Trunk Lid) Section 133 (Instrument Panel) Section 134 (Steering Column Switches) Section 135 (Instrument Panel) Section 136 (Automatic Headlights & Lighting) Section 137 (Wiper/Washer Systems) Section 138 (Power & Heated Seats) Section 139 (Moon Roof) Section 140 (Rear Window & Mirror Defoggers) Section 141 (Power Windows) Section 142 (Power Door Locks & Liftgate) Section 143 (Power Mirror Control System) Section 144 (Anti-Theft System) Section 145 (Power Seats) Section 146 (Remote Keyless Entry) Section 147 (Engine Immobilizer) Section 148 (Cruise Control) Section 149 (Anti-Lock Brake System) Section 150 (Steering Column Switches) Section 151 (Anti-Lock Brake System) Section 152 (Power Window Control System) Section 153 (Wiper System & Washer System) Section 154 (Electronic Suspension) Section 155 (Anti-Lock Brake System) Section 156 (Hydraulic Brake Booster) Section 157 (Engine Immobilizer System - Diagnosis) Section 158 (Electrical Component Locator) Section 159 (Electrical Component Locator) Section 160 (Servicing A/T) Section 161 (Front Suspension) Section 162 (Engine Control System Self Diagnostics (1GR-FE)) Section 163 (Timing Belt Replaceme

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.

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