Throttle Body Assembly 22030-37050 22030-0T100 22030-0T010 for Toyota Corolla ZRE15 120 122 1.8L
This throttle body assembly is engineered as a direct replacement for the Toyota Corolla ZRE15 120 122 1.8L. Manufactured to meet or exceed OEM specifications, it delivers reliable performance in demanding conditions. Each unit is tested for fuel flow, pressure rating, and durability before leaving the factory to ensure consistent quality across every order.
Vehicle Compatibility
| Application | Details |
|---|---|
| Toyota Corolla ZRE15 120 122 1.8L Part Number:22030 | 37050,22030-0T100,22030-OT010,22030-0T010,2203037050,220300T100,22030OT010,220300T010 Applications |
| Toyota Corolla 2010 | 2018 |
| Toyota Corolla iM 2017 | 2018 |
Replaces OEM Part Numbers
22030-37050 • 22030-0T100 • 22030-OT010 • 22030-0T010 • 2203037050 • 220300T100 • 22030OT010 • 220300T010 • 2010-2018 • 2017-2018 • 2010-2014
Signs You Need a Replacement
If your equipment is showing any of these symptoms, the throttle body may be the cause:
- Surging or fluctuating idle speed — The throttle plate or motor is sticking, causing the ECU to hunt for the correct idle position. This is the most common early symptom.
- Reduced throttle response — A dirty or worn throttle body doesn’t open smoothly. You’ll notice a dead spot or hesitation when you press the pedal.
- Check engine light with P0121 or P1545 — These codes indicate a throttle position correlation error. If cleaning doesn’t clear them, the throttle body needs replacement.
- Limp mode activation — The ECU limits engine speed when it can’t trust the throttle position signal. This safety mode prevents damage but limits operation.
- High idle that won’t come down — Carbon buildup holds the throttle plate slightly open. The ECU compensates by raising fuel trim, which may trigger adaptive mixture codes.
- Stalling at low RPM — When the throttle body can’t maintain a stable idle, the engine may stall at stoplights or when shifting from drive to reverse.
Post-Installation Adaptation
After installing the new throttle body, perform a throttle adaptation so the ECU learns the new zero and full-throttle positions. With VCDS or equivalent: go to Engine, Basic Settings, channel 060 or 098 (varies by ECU), and follow the on-screen prompts. Without a diagnostic tool, use the manual method: turn the key ON (engine off) for 60 seconds, then OFF for 10 seconds. Start the engine and let it idle for 3 minutes without touching the accelerator. Do not rev the engine during this process.
Frequently Asked Questions
Will this fit my Toyota ZRE15?
Yes. This part is designed to fit the Toyota ZRE15, 120, 122 among other models listed in the compatibility table above. Verify your specific model and engine code before ordering to ensure the correct fit.
Can I cross-reference 22030-37050 with 22030-0T100?
Yes. Both 22030-37050 and 22030-0T100 are interchangeable OEM numbers for this part. They refer to the same component with the same specifications, just different part number revisions.
My engine code is ZRE15 with a 1.8L displacement – is this the right part?
Yes. Engine code ZRE15 with 1.8L displacement is within the supported range for this part. The full list of compatible engine codes includes: ZRE15, OT010, ZRE120, ZZE122. Confirm your engine code on the data plate attached to the engine block.
My vehicle is a 2030 model – is it covered?
The compatibility range for this part includes 2030-3705. The 2030 model year falls within this range, but verify the engine code and body type match. Mid-year production changes sometimes mean two vehicles from the same model year use different parts.
Reviews
There are no reviews yet.