2012 Toyota Corolla 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 variant/trim Section 1 (M/T Clutch (Service Information)) Section 2 (Manual Transaxle (Service Information) (C59)) Section 3 (M/T Clutch (Inspection & Bleeding)) Different car Section 1 (Introduction) Section 2 (Steering Column (Service Information)) Section 3 (Supplemental Restraint System (Service Information)) Section 4 (Seat Belt (Service Information)) Section 5 (Steering Lock System (Diagnostics - Introduction)) Section 6 (Engine Control System (2ZR-FE) (Diagnostics - Introduction)) Section 7 (Engine Immobilizer System (W/Smart Key) (Diagnostics - Introduction)) Section 8 (Engine Immobilizer System (W/O Smart Key) (Diagnostics - Introduction)) Section 9 (Automatic Transmission (U341E) (Diagnostics - Introduction)) Section 10 (Tire Pressure Warning System (Diagnostics - Introduction)) Section 11 (Vehicle Stability Control System (Diagnostics - Introduction)) Section 12 (Power Steering (2ZR-FE) (Diagnostics - Introduction)) Section 13 (Wireless Door Lock Control System (W/O Smart Key) (Diagnostics - Introduction)) Section 14 (Occupant Classification System (Diagnostics - Introduction)) Section 15 (Sliding Roof (Diagnostics & Circuit Tests)) Section 16 (Standard Bolt (General Information)) Section 17 (Engine Mechanical (2ZR-FE) (Service Specifications)) Section 18 (Automatic Transmission (U341E) (Service Specifications)) Section 19 (Maintenance) Section 20 (Steering System (Inspection)) Section 21 (Brake System (Hydraulic) (Service Information)) Section 22 (Parking Brake (Inspection)) Section 23 (Automatic Transmission (U341E) (Service Information)) Section 24 (Engine Mechanical (2ZR-FE) (Service Information)) Section 25 (Lubrication System (2ZR-FE) (Service Information)) Section 26 (Cooling System (2ZR-FE) (Service Information)) Section 27 (Ignition System (2ZR-FE) (Inspection)) Section 28 (Charging System (2ZR-FE) (Diagnostics & Symptom Tests)) Section 29 (Charging System (2AZ-FE) (Diagnostics & Symptom Tests)) Section 30 (Emission Control System (2ZR-FE) (Service Information)) Section 31 (Brake System (Front) (Service Information)) Section 32 (Brake System (Rear) (Service Information)) Section 33 (Wheel Alignment (Inspection & Adjustment)) Section 34 (Tire & Wheel (Inspection)) Section 35 (Air Conditioning System (For Manual A/C) (Diagnostics - Introduction)) Section 36 (Meter / Gauge / Display (Diagnostic Codes & Circuit Tests)) Section 37 (Lighting System (Exterior) (Service Information)) Section 38 (Meter / Gauge / Display (Service Information)) Section 39 (Wiper System & Washer System (Service Information)) Section 40 (Front Suspension (Service Information)) Section 41 (Engine Control System (2ZR-FE) (Diagnostic Codes (P1604 - P2A00) & Circuit Tests)) Section 42 (Starting System (2ZR-FE) (Service Information)) Section 43 (Engine Control System (2ZR-FE) (Diagnostic Codes (P0010-P0420)) Section 44 (Engine Control System (2ZR-FE) (Service Information)) Section 45 (Fuel System (2ZR-FE) (Service Information)) Section 46 (Intake System (2ZR-FE) (Inspection)) Section 47 (Air Conditioning System (For Automatic A/C) (Diagnostics - Introduction)) Section 48 (Engine Control System (2ZR-FE) (Diagnostic Codes (P043E-P1605)) Section 49 (Cooling System (2ZR-FE) (Inspection)) Section 50 (Fuel System (2ZR-FE) (Inspection)) Section 51 (Exhaust System (2ZR-FE) (Service Information)) Section 52 (Emission Control System (2ZR-FE) (Inspection)) Section 53 (Smart Key System (Keyless Entry) (Diagnostics - Introduction)) Section 54 (Steering Gear / Linkage (Service Information)) Section 55 (Drive Axle Shaft (Service Information)) Section 56 (Air Conditioning System (Service Information)) Section 57 (Anti-Lock Brake System (Diagnostics - Introduction)) Section 58 (Lubrication System (2ZR-FE) (Inspection)) Section 59 (Charging System (2ZR-FE) (Service Information)) Section 60 (Manual Transaxle (C59) (Service Information)) Section 61 (Seat (Service Information)) Section 62 (Can Communication System (Diagnostic Codes & Circuit Tests)) Section 63 (Exterior Panels / Trim (Service Information)) Section 64 ((Door / Hatch) (Service Information)) Section 65 (Cooling Fan System (2ZR-FE) (Inspection)) Section 66 (Can Communication System (Diagnostics - Introduction)) Section 67 (Supplemental Restraint System (Diagnostics - Introduction)) Section 68 (Interior Panels / Trim (Service Information)) Section 69 (Cruise Control System (Inspection)) Section 70 (Cruise Control System (Diagnostic Codes & Circuit Tests)) Section 71 (Meter / Gauge / Display (Diagnostics - Introduction)) Section 72 (Automatic Transmission (U341E) (Diagnostic Codes)) Section 73 (Cruise Control System (Service Information)) Section 74 (Axle Hub & Steering Knuckle (Service Information)) Section 75 (Parking Brake System (Service Information)) Section 76 (Brake Control System (Service Information)) Section 77 (Vehicle Stability Control System (Diagnostic Codes & Symptom Tests)) Section 78 (Tire Pressure Warning System (Service Information)) Section 79 (Tire Pressure Warning System (Diagnostic Codes & Circuit Tests)) Section 80 (Air Conditioning Panel (For Automatic A/C) (Service Information)) Section 81 (Air Conditioning Panel (For Manual A/C) (Service Information)) Section 82 (Anti-Lock Brake System (Diagnostic Codes & Symptom Tests)) Section 83 (Lighting System (Exterior) (Diagnostics & Circuit Tests)) Section 84 (Brake System (Inspection)) Section 85 (Power Steering (Service Information)) Section 86 (Power Steering (2ZR-FE) (Diagnostic Codes & Circuit Tests)) Section 87 (Steering Lock System (Diagnostic Codes & Circuit Tests)) Section 88 (Lighting System (Interior) (Diagnostics & Circuit Tests)) Section 89 (Smart Key System (Keyless Start) (Diagnostic Codes & Symptom Tests)) Section 90 (Audio / Video System (Service Information)) Section 91 (Lighting System (Interior) (Service Information)) Section 92 (Navigation System (Service Information)) Section 93 (Lin Communication System (Diagnostics - Introduction)) Section 94 (Lin Communication System (Diagnostic Codes)) Section 95 (Theft Deterrent System / Keyless Entry System (Service Information)) Section 96 (Power Door Lock Control System (Diagnostics & Symptom Tests)) Section 97 (Door Lock (Service Information)) Section 98 (Smart Key System (For Entry Function) (Diagnostics & Symptom Tests)) Section 99 (Window / Glass (Service Information)) Section 100 (Wireless Door Lock Control System (W/ Smart Key) (Diagnostics - Introduction)) Section 101 (Wireless Door Lock Control System (W/ Smart Key) (Diagnostic Codes & Symptom Tests)) Section 102 (Wireless Door Lock Control System (W/O Smart Key) (Diagnostic Codes & Symptom Tests)) Section 103 (Key Reminder Warning System (Diagnostics & Symptom Tests)) Section 104 (Door Lock Control Transmitter (W/O Smart Key System) (Service Information)) Section 105 (Door Lock Transmitter Battery (W/O Smart Key System) (Service Information)) Section 106 (Door Lock Transmitter Battery (W/Smart Key System) (Service Information)) Section 107 (Door Lock Control Transmitter (W/ Smart Key System) (Service Information)) Section 108 (Engine Immobiliser System (W/ Smart Key) (Diagnostic Codes & Circuit Tests)) Section 109 (Engine Immobilizer System (W/O Smart Key) (Diagnostic Codes & Circuit Tests)) Section 110 (Horn (Inspection)) Section 111 (Supplemental Restraint System (Diagnostic Codes (B1000 - B1908) & Symptom Tests)) Section 112 (Seat Belt Warning System (Diagnostics & Symptom Tests)) Section 113 (Air Conditioning S

Factory Service Tools

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.

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.

Rather have a pro handle this?

A certified mobile mechanic comes to your home or office. They bring the tools, you stay comfortable. No tow truck, no waiting room, no surprises.

Comes to youSame-day available12-month warranty
Get a Free Quote

No obligation. See pricing before you book.