Dorman 977-331 Throttle Body

In stock
SKU: 591|977331
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 $317.61
Vehicle Fitment: Use the table below to match your exact configuration. If you don’t see your exact setup, message us before ordering.

Product details

  • SKU 591|977331
  • Barcode 19495280453

Product Description

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

Detailed Applications

Year Make Model Configuration Positions Application Notes
2021 Lexus RX350 V6 3.5L (3456cc)
2021 Lexus RX350L V6 3.5L (3456cc)
2021 Lexus RX450h V6 3.5L (3456cc)
2021 Lexus RX450hL V6 3.5L (3456cc)
2021 Toyota Avalon V6 3.5L (3456cc)
2021 Toyota Camry V6 3.5L (3456cc)
2021 Toyota Highlander V6 3.5L (3456cc)
2021 Toyota Tacoma V6 3.5L (3456cc)
2020 Lexus RX350 V6 3.5L (3456cc)
2020 Lexus RX350L V6 3.5L (3456cc)
2020 Lexus RX450h V6 3.5L (3456cc)
2020 Lexus RX450hL V6 3.5L (3456cc)
2020 Toyota Avalon V6 3.5L (3456cc)
2020 Toyota Camry V6 3.5L (3456cc)
2020 Toyota Highlander V6 3.5L (3456cc)
2020 Toyota Sienna V6 3.5L (3456cc)
2020 Toyota Tacoma V6 3.5L (3456cc)
2019 Lexus ES350 V6 3.5L (3456cc) Built in Japan
2019 Lexus RX350 V6 3.5L (3456cc) Built in U.S.A.
2019 Lexus RX350L V6 3.5L (3456cc)
2019 Lexus RX450h V6 3.5L (3456cc) Built in U.S.A.
2019 Lexus RX450hL V6 3.5L (3456cc)
2019 Toyota Avalon V6 3.5L (3456cc)
2019 Toyota Camry V6 3.5L (3456cc)
2019 Toyota Highlander V6 3.5L (3456cc)
2019 Toyota Sienna V6 3.5L (3456cc)
2019 Toyota Tacoma V6 3.5L (3456cc)
2018 Lexus ES350 V6 3.5L (3456cc) Built in Japan
2018 Lexus RX350 V6 3.5L (3456cc)
2018 Lexus RX350L V6 3.5L (3456cc)
2018 Lexus RX450h V6 3.5L (3456cc)
2018 Lexus RX450hL V6 3.5L (3456cc)
2018 Toyota Camry V6 3.5L (3456cc)
2018 Toyota Highlander V6 3.5L (3456cc)
2018 Toyota Sienna V6 3.5L (3456cc)
2018 Toyota Tacoma V6 3.5L (3456cc)
2017 Lexus RX350 V6 3.5L (3456cc) Built in U.S.A.
2017 Lexus RX450h V6 3.5L (3456cc) Built in U.S.A.
2017 Toyota Highlander V6 3.5L (3456cc)
2017 Toyota Sienna V6 3.5L (3456cc)
2017 Toyota Tacoma V6 3.5L (3456cc)
2016 Lexus RX350 V6 3.5L (3456cc) Built in U.S.A.
2016 Lexus RX450h V6 3.5L (3456cc) Built in U.S.A.
2016 Toyota Tacoma V6 3.5L (3456cc)

Product Specifications

Adjustable: No
Connector/Terminal Type: Blade
Electrical Connection Type: Female Socket
Fuel Injectors Included: No
Fuel System Type: Gas
Gasket Or Seal Included: No
Housing Color: Silver
Housing Material: Aluminum
Idle Air Control Motor Included: No
Inlet Type: Flange
Installation Hardware Included: No
Outlet Type: Flange
Package Contents: 1 Throttle Body
Package Quantity: 1
Packaging Type: Box
Terminal Count: 6
Throttle Body Mounted: No
Throttle Body Spacer Included: No
Throttle Body Type: Electronic
Throttle Position Sensor Included: Yes
Venturi Quantity: 0

OE Numbers

DIRECT OE CROSS
22030-0P060 TOYOTA
22030-31090 TOYOTA