Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2011 Toyota PriusFACTORY OEM SERVICE PROCEDURE
OEM System Circuits
- Power Source
- Ignition
- Hybrid System and Shift Control System
- Smart Key System and Back Door Opener
- Engine Control and Cruise Control or Dynamic Radar Cruise Control
- DLC3
- Multiplex Communication System (CAN)
- Multiplex Communication System (AVC-LAN)
- Headlight
- Turn Signal and Hazard Warning Light
- Fog Light
- Stop Light
- Back-Up Light
- Taillight and Illumination
- Interior Light
- Headlight Beam Level Control
- Automatic Light Control and Light Auto Turn Off System
- Front Wiper and Washer
- Rear Wiper and Washer
- Headlight Cleaner
- Door Lock Control
- ABS, TRAC and VSC
- SRS
- Pre-Collision System
- Lane Keeping Assist
- Seat Belt Warning
- Tire Pressure Warning System
- EPS
- Power Window
- Remote Control Mirror
- Sliding Roof
- Power Seat
- Horn
- Power Outlet
- Rear Window Defogger and Mirror Heater
- Seat Heater
- Automatic Glare-Resistant EC Mirror, Garage Door Opener and Parking Assist (Rear View Monitor) (w/o Navigation System)
- Intelligent Parking Assist and Parking Assist (Intuitive Parking Assist)
- Audio System (w/Stereo Component Amplifier Korea), Navigation System (Korea)
- Audio System (w/o Stereo Component Amplifier)
- Safety Connect
- Combination Meter
- Cooling Fan
- Air Conditioning
- Remote Air Conditioning System
- Solar Ventilation System
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.