Dorman 977-856 Throttle Body

In stock
SKU: 591|977856
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 $338.60
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|977856
  • Barcode 0

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
2015 Lexus IS250 V6 2.5L (2499cc)
2014 Lexus IS250 V6 2.5L (2499cc)
2013 Lexus IS250 V6 2.5L (2499cc)
2012 Lexus IS250 V6 2.5L (2499cc)
2011 Lexus IS250 V6 2.5L (2499cc)
2010 Lexus IS250 V6 2.5L (2499cc)
2009 Lexus IS250 V6 2.5L (2499cc)
2008 Lexus IS250 V6 2.5L (2499cc)
2007 Lexus IS250 V6 2.5L (2499cc)
2006 Lexus GS300 V6 3.0L (2994cc)
2006 Lexus IS250 V6 2.5L (2499cc)

Product Specifications

Adjustable: No
Bore Diameter: 2.77 in
Connector/Terminal Type: Blade
Electrical Connection Type: Connector
Fuel Injectors Included: No
Fuel System Type: Gas
Gasket Or Seal Included: No
Housing Color: Black
Housing Material: Aluminum
Idle Air Control Motor Included: Yes
Inlet Diameter: 2.77 in
Inlet Quantity: 1
Inlet Type: Flanged
Installation Hardware Included: No
Outlet Diameter: 2.59 in
Outlet Quantity: 1
Outlet Type: Flanged
Package Contents: 1 Electronic Throttle Body
Package Quantity: 1
Packaging Type: Box
Terminal Count: 6
Throttle Body Mounted: Yes
Throttle Body Spacer Included: No
Throttle Body Type: Electronic
Throttle Position Sensor Included: Yes
Venturi Quantity: 0

OE Numbers

DIRECT OE CROSS
22030-31020 TOYOTA