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.
2020 Subaru Outback BaseFACTORY OEM SERVICE PROCEDURE
Throttle Sensor (Method With SUBARU Select Monitor)
- Turn the ignition switch to ON. (Engine OFF)
- Read the accelerator opening angle signal and throttle sensor voltage using Subaru Select Monitor. Refer to ENGINE (DIAGNOSTICS) (H4DO)>DATA MONITOR
.
Throttle sensor Accelerator pedal Acceleration opening angle signal Standard Main Not depressed (full closed) 0.0% Approx. 0.6 - 1.2 V Depressed (full opened) 100.0% Approx. 3.8 - 4.4 V Sub Not depressed (full closed) 0.0% Approx. 1.4 - 2.0 V Depressed (full opened) 100.0% Approx. 4.0 - 4.6 V
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:
- • 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.
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 QuoteNo obligation. See pricing before you book.