Dorman 977-237 fuel injection throttle body for the 2021-2025 Nissan Altima 4-cylinder 2.5L and other vehicles controls the amount of air entering the engine. Original throttle bodies often fail when moisture and oil foul the internal electronics, and this OE FIX design was changed to address that.
- Dorman Sensor Shield technology: a proprietary butterfly shaft seal against moisture and oil contamination
- Dorman OE FIX line with an upgraded design meant to prevent future moisture and oil failures
- Housing made of new aluminum with a natural finish
- Complies with Federal Motor Vehicle Safety Standards (FMVSS) and is endurance-proven past one million test cycles
Quick facts
- Part: Dorman 977-237 fuel injection throttle body
- Fits: 2021-2025 Nissan Altima 4-cylinder 2.5L and other vehicles
- Material: Aluminum
- Condition: New
A rough idle, hesitation when you press the accelerator or a warning light can mean the throttle body is failing. A vacuum leak, a dirty intake or a faulty accelerator pedal sensor can be behind those signs too, so find the cause before buying.
Fits
This throttle body is a direct-fit replacement for the 2021-2025 Nissan Altima 4-cylinder 2.5L and the 2021-2022 Nissan Rogue 4-cylinder 2.5L, and either car takes a single unit.
Specifications
Fit and size
- Quantity per vehicle: 1
- Inlet diameter: 70 mm
- Outlet diameter: 60 mm
- Bore diameter: 72 mm
- Inlet type: Flanged
- Outlet type: Non-flanged
- Connector: Male pin, 6 terminals
Build and materials
- Type: Electronic throttle body
- Housing material: Aluminum
- Finish: Natural
- Throttle position sensor: Included
- Condition: New
- Country of origin: Republic of Korea
In the box
One throttle body unit with its throttle position sensor, and one gasket. Mounting hardware, installation hardware, fuel injectors, an idle air control motor and a throttle body spacer are not included, so plan on new bolts, since the old ones may not be reusable.
Interchange: RTB1301 · NTB1301 · 161196RA0A · 161196RA0B · 161196RA0D
This part cross-references / interchanges with the following part numbers:
RTB1301, NTB1301, 161196RA0A, 161196RA0B, 161196RA0D
Frequently Asked Questions
Does the Dorman 977-237 fit the 2021-2022 Nissan Rogue 4-cylinder 2.5L?
Yes. The Dorman 977-237 throttle body fits the 2021-2022 Nissan Rogue 4-cylinder 2.5L, and that car takes one.
Does the Dorman fuel injection throttle body come with the throttle position sensor?
Yes. The Dorman 977-237 comes with its throttle position sensor and one gasket. Mounting hardware and an idle air control motor are not included.
What are the inlet, outlet and bore sizes on this throttle body?
The inlet measures 70 mm, the outlet 60 mm and the bore 72 mm. The inlet is flanged and the outlet is non-flanged.
Could a rough idle or hesitation mean an electronic throttle body is going bad?
Yes, a rough idle, hesitation on acceleration or a warning light can be signs of one. A shop can scan and test the throttle body to confirm.
What is the Sensor Shield on this throttle body?
Sensor Shield is Dorman's proprietary seal on the butterfly shaft. It is designed to keep moisture and oil from fouling the internal electronics.
