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.
2019 Subaru BRZ Limited, Automatic TransFACTORY OEM SERVICE PROCEDURE
Throttle Body ASSY (FA20): Installation
- Installation of throttle body ASSY (with motor)
- Use a new throttle body gasket, install the throttle body ASSY (with motor) to the intake manifold with 4 bolts.
Standard value: T=8.0N.m {82kgf.cm} {5.9ft.lbf}
- Using 2 clamps, connect the water bypass hose No. 2 and water bypass hose No. 3 to the throttle body ASSY (with motor).
- Connect the connector for the throttle body ASSY (with motor).
- Use a new throttle body gasket, install the throttle body ASSY (with motor) to the intake manifold with 4 bolts.
- Installation of air cleaner case SUB-ASSY (Refer to INSTALLATION , Step 4)
- Connection of the battery ground terminal
Standard value: T=6.0N.m {61kgf.cm} {4.4ft.lbf}
- Replenishing of coolant (SUBARU Super Coolant) (Refer to COOLANT (FA20) )
- Leak check of coolant (SUBARU Super Coolant) (Refer to COOLING SYSTEM (FA20) )
- Function inspection of throttle body ASSY (with motor) (Refer to INSTALLATION )
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.