Dorman 977-212 Electronic Throttle Body 16-19 Lexus IS300 GS300 RC300 GS200t
Confirm Fitment Before You Buy
Not sure it fits? Message Year/Make/Model/Engine (2WD/4WD if applicable) and we’ll help confirm compatibility.
Why buy from Koskowski Automotive?
• 50+ years (since 1972) • Dorman Authorized Seller • Fast shipping • Easy returns
Regular price
$432.72
Select your vehicle at the top of the page to check fitment.
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Vehicle Fitment: Use the table below to match your exact configuration. If you don’t see your exact setup, message us before ordering.
When a vehicle idles erratically, displays a malfunction indicator lamp or sets DTCs, the cause might be oil ingress or dirt and carbon buildup in the electronic throttle body. This replacement electronic throttle body is designed to match the performance of the original equipment unit on specified vehicles and is built from high-quality materials with exacting standards to help prevent future failures.
- Direct replacement - this replacement electronic throttle body is designed to match the performance of the original equipment throttle body on specified vehicles
- Ideal solution - engineered to help restore proper engine performance when the factory throttle body is malfunctioning due to oil ingress or dirt and carbon buildup, resulting in DTCs and erratic idle
- Durable construction - features high-quality materials engineered and manufactured to exacting standards to help prevent future failures
- Trustworthy quality - backed by a team of product experts in the United States and more than a century of automotive experience
Vehicle Fitment
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2016-2017 | Lexus | GS200t | ||
| 2018-2019 | Lexus | GS300 | ||
| 2017 | Lexus | IS200t | ||
| 2016 | Lexus | IS200t | 2.0L L4 | |
| 2018-2019 | Lexus | IS300 | ||
| 2017 | Lexus | RC200t | ||
| 2016 | Lexus | RC200t | 2.0L L4 | |
| 2018-2019 | Lexus | RC300 |
Please confirm the part number and your vehicle's year, make, model and engine before ordering. Questions? Message us with your VIN and we'll check fitment for you.
Specifications
| Brand | Dorman |
|---|---|
| Part Number | 977-212 |
| UPC | 019495279204 |
| Mounting Hardware Included | No |
| Adjustable | No |
| Gasket Or Seal Included | No |
| Inlet Diameter | 2.38 in. |
| Inlet Type | Non-Flanged |
| Outlet Type | Non-Flanged |
| Outlet Quantity | 1 |
| Outlet Diameter | 2.38 in. |
| Fuel System Type | Gas |
| Bore Diameter | 2.35 in. |
| Fuel Injectors Included | No |
| Idle Air Control Motor Included | No |
| Throttle Body Finish | Natural |
| Throttle Body Material | Aluminum |
| Throttle Body Spacer Included | No |
| Throttle Body Type | Electronic |
| Throttle Position Sensor Included | Yes |
| Venturi Quantity | 0 |
| Connector/Terminal Type | Blade |
| Electrical Connection Type | Male |
| FMVSS (Federal Motor Vehicle Safety Standards) Compliant | Yes |
| Housing Color | Natural |
| Housing Material | Aluminum/PBT |
| Inlet Quantity | 1 |
| Installation Hardware Included | No |
| Package Contents | 1 Electronic Throttle Body |
| Terminal Count | 6 |
| Throttle Body Mounted | No |
| Country of Origin | Japan |
| Warranty | Limited Lifetime |
OE & Interchange Numbers
| 2203036050 | Toyota (OE) |
|---|---|
| 1540192 | Interchange |
| APTHB327 | Interchange |