2012 Toyota Prius Plug-inFACTORY 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 variant/trim Section 1 (Introduction (General Information) (Except Plug-In)) Section 2 (Supplemental Restraint System (Except Plug-In) (Service Information)) Section 3 (Seat Belt (Except Plug-In) (Service Information)) Section 4 (Hybrid Control System (Except Plug-In) (Diagnostic Codes (P0AA1-123 - PU0424-537) & Circuit Tests))) Section 5 (Air Conditioning System (Except Plug-In) (Diagnostics - Introduction)) Section 6 (Smart Key System (Keyless Start) (Except Plug-In) (Diagnostics - Introduction)) Section 7 (Engine Control System (Except Plug-In) (Diagnostics - Introduction)) Section 8 (Cruise Control System (Except Plug-In) (Service Information)) Section 9 (Tire Pressure Warning System (Except Plug-In) (Diagnostics - Introduction)) Section 10 (Electronically Controlled Brake System (Except Plug-In)) (Diagnostics - Introduction)) Section 11 (Power Steering System (Except Plug-In) (Brush Type Motor) (Diagnostics - Introduction)) Section 12 (Power Steering System (Except Plug-In) (BRUSHLESS Type Motor) (Diagnostics - Introduction)) Section 13 (Lighting System (Exterior) (Except Plug-In)(Diagnostics - Introduction)) Section 14 (Garage Door Opener (Except Plug-In) (Inspection & Registration)) Section 15 (Safety Connect System (Except Plug-In) (Diagnostics - Introduction)) Section 16 (Engine Immobilizer System (Except Plug-In) (Diagnostics - Introduction)) Section 17 (Occupant Classification System (Except Plug-In) (Diagnostics - Introduction)) Section 18 (Power Window Control System (Except Plug-In) (Diagnostics - Introduction)) Section 19 (Sliding Roof (Except Plug-In) (Diagnostics - Introduction)) Section 20 (Standard Bolt (General Information) (Except Plug-In)) Section 21 (Steering System (Except Plug-In) (Inspection)) Section 22 (Brake System (Hydraulic) (Except Plug-In) (Service Information)) Section 23 (Parking Brake (Except Plug-In) (Inspection)) Section 24 (Hybrid Transaxle (Except Plug-In) (Service Information)) Section 25 (Lubrication System (Except Plug-In)) (Service Information)) Section 26 (Engine Cooling System (Except Plug-In) (Service Information)) Section 27 (Ignition System (Except Plug-In) (Inspection)) Section 28 (Charging System (Except Plug-In) (Inspection)) Section 29 (Emission Control System (Except Plug-In) (Service Information)) Section 30 (Brake System (Front) (Except Plug-In) (Service Information)) Section 31 (Brake System (Rear) (Except Plug-In) (Service Information)) Section 32 (Wheel Alignment (Except Plug-In) (Service Information)) Section 33 (Air Conditioning System (Except Plug-In) (Service Information)) Section 34 (Engine Control System (Except Plug-In) (Service Information)) Section 35 (Engine Control System (Except Plug-In) (Diagnostic Codes (P0441-U0293) & Circuit Tests)) Section 36 (Engine Control System (Except Plug-In) (Diagnostic Codes (P0010-P043F))) Section 37 (Hybrid Control System (Except Plug-In) (Diagnostics - Introduction)) Section 38 (Engine Mechanical (Except Plug-In) (Service Information)) Section 39 (Fuel System (Except Plug-In) (Service Information)) Section 40 (Engine Intake System (Except Plug-In) (Inspection)) Section 41 (Emission Control System (Except Plug-In) (Inspection)) Section 42 (Engine Cooling System (Except Plug-In) (Inspection)) Section 43 (Fuel System (Except Plug-In) (Inspection)) Section 44 (Intake System / Exhaust System (Except Plug-In) (Service Information)) Section 45 (Can Communication System (Except Plug-In) (Diagnostics - Introduction)) Section 46 (Meter / Gauge / Display (Except Plug-In) (Service Information)) Section 47 (Interior Panels / Trim (Except Plug-In) (Service Information)) Section 48 (Wiper System / Washer System (W/O Headlight Cleaner) (Except Plug-In) (Service Information)) Section 49 (Hybrid Battery Control System (Except Plug-In) (Service Information)) Section 50 (Hybrid Battery System (Except Plug-In) (Diagnostics - Introduction)) Section 51 (Meter / Gauge System (Except Plug-In) (Diagnostics - Introduction)) Section 52 (Hybrid Control System (Except Plug-In)) (Diagnostic Codes (P0069-273 - P0A78-113))) Section 53 (Hybrid Control System (Except Plug-In) (Diagnostic Codes (P0A78-121 - P0AA1-231))) Section 54 (Power Distribution (Except Plug-In)(Service Information)) Section 55 (Electronic A/T Shift Lever System (Except Plug-In) (Diagnostics - Introduction)) Section 56 (Engine Cooling Fan System (Except Plug-In) (Diagnostics & Circuit Tests)) Section 57 (Air Conditioning System (Except Plug-In) (Diagnostic Codes & Circuit Tests)) Section 58 (Hybrid Battery System (Except Plug-In) (Diagnostic Codes (P0A7F-123-U029A-123))) Section 59 (Supplemental Restraint System (Except Plug-In) (Diagnostics - Introduction)) Section 60 (Brake System (Except Plug-In) (Inspection)) Section 61 (Lighting System (Exterior) (Except Plug-In) (Service Information)) Section 62 (Seats (Except Plug-In) (Service Information)) Section 63 (Exterior Panels / Trim (Except Plug-In) (Service Information)) Section 64 (Lubrication System (Except Plug-In) (Inspection)) Section 65 (Front Suspension (Except Plug-In) (Service Information)) Section 66 (Steering Gear / Linkage (Except Plug-In) (Service Information)) Section 67 (Steering Column (Except Plug-In) (Service Information)) Section 68 (Drive Shaft (Except Plug-In) (Service Information)) Section 69 (Axle Hub & Steering Knuckle (Except Plug-In) (Service Information)) Section 70 (Rear Suspension (Except Plug-In) (Service Information)) Section 71 (Exhaust Heat RECIRCULATION System (Except Plug-In) (Diagnostics & Circuit Tests)) Section 72 (Power Switch (Except Plug-In) (Service Information)) Section 73 (Cruise Control System (Except Plug-In) (Diagnostics - Introduction)) Section 74 (Cruise Control System (Except Plug-In) (Diagnostic Codes & Circuit Tests)) Section 75 (Dynamic Radar Cruise Control System (Except Plug-In) (Diagnostics - Introduction)) Section 76 (Dynamic Radar Cruise Control System (Except Plug-In) (Diagnostic Codes & Circuit Tests)) Section 77 (Electronically Controlled Brake System (Except Plug-In) (Diagnostic Codes & Symptom Tests)) Section 78 (Wiper System / Washer System (Except Plug-In) (Diagnostics & Circuit Tests)) Section 79 (Lane Keeping Assist System (Except Plug-In)(Diagnostics - Introduction)) Section 80 (Lane Keeping Assist System (Except Plug-In) (Diagnostic Codes & Circuit Tests)) Section 81 (Power Steering Ecu (Except Plug-In) (Service Information)) Section 82 (Mirror (Interior) (Except Plug-In) (Service Information)) Section 83 (Electronic A/T Shift Lever System (Except Plug-In) (Diagnostic Codes & Circuit Tests)) Section 84 (Auxiliary Battery System (Except Plug-In) (Service Information)) Section 85 (Tires / Wheel System (Except Plug-In) (Inspection)) Section 86 (Brake Control System (Except Plug-In) (Service Information)) Section 87 (Tires / Wheel System (Except Plug-In) (Service Information)) Section 88 (Tire Pressure Warning System (Except Plug-In) (Diagnostic Codes & Circuit Tests)) Section 89 (Meter / Gauge System (Except Plug-In) (Diagnostic Codes & Symptom Tests)) Section 90 (Parking Brake (Except Plug-In) (Service Information)) Section 91 (Navigation System (Except Plug-In) (Service Information)) Section 92 (Theft Deterrent / Keyless Entry System (Except Plug-In) (Service Information)) Section 93 (Power Steering System (Except Plug-In) (BRUSHLESS Type Motor) (Diagnostic Codes & Circuit Tests)) Section 94 (Power Steering System (Except Plug-In) (Brush Type Motor) (Diagnostic Codes & Circuit Tests))

Factory Service Tools

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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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