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If your 2002-2006 Toyota Camry is showing rough idle, stalling, or sluggish throttle response, the throttle body is a common place to check. Replacing the throttle body or fitting a higher-quality unit can resolve airflow inconsistencies and improve driveability without other major engine work. This guide covers six top throttle body options selected for compatibility with the 2002–2006 Camry and focuses on the factors that matter most to owners.Below you will find shortlisted throttle bodies chosen for their fitment, airflow consistency, and durability. We evaluate each option using criteria that affect everyday driving, including fitment accuracy, airflow and idle control, electrical and sensor compatibility, and build quality. Read on to identify the best choice for restoring smooth idle and predictable throttle response, then consult the product entries for specific fitment notes and installation hints.
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Top Picks at a Glance
| Best Overall The best all-around choice for most situations | KAX Electronic Throttle Body for 2002–2006 Toyota Camry and Compatible Models |  |
| Best Quality Built to a higher standard if you want something more solid | A-Premium Electronic Throttle Body TB1110 with TPS |  |
| Best Value The sweet spot between price and what you get | TadaMark Throttle Body (replacement for 22030-28060) |  |
| Best Budget The cheapest option that still gets the job done reliably | Yunnergo Throttle Body Replacement for Camry L4 2.4L 2002–2004 |  |
| Highest Rated A top-rated pick with lots of positive feedback | KAX Electronic Throttle Body for 2002–2006 Toyota Camry and compatible 3.0–3.3L models | |
| Most Popular A crowd favorite that many people choose with confidence | AUTOREBO Throttle Body Assembly S20123 (Replacement) |  |
KAX Electronic Throttle Body for 2002–2006 Toyota Camry and Compatible Models
| Brand | KAX |
|---|---|
| Model | Electronic Throttle Body |
| Exterior | Machined |
| Manufacturer Part Number | 8629TAY0667US |
| OEM Part Number | S20123, 2203020060, 220300A020, 678012 |
This KAX electronic throttle body is a direct-replacement style unit intended for 2002–2006 Toyota Camry 3.0/3.3L applications and compatible Toyota/Lexus models in the same family. It replaces the vehicle's throttle actuator and plate assembly and is used to restore proper idle, throttle response, and to clear throttle-related fault codes. The housing is machined and the listing emphasizes reinforced materials for corrosion and heat resistance, which helps longevity in the engine bay. Buyers report straightforward installation and that the part often resolves drivability issues when it is a correct match. However, aftermarket throttle bodies can vary in long-term reliability and some users experienced early failures or required relearn procedures after install. This unit is best when you need a factory-style replacement without modifying the intake or engine management system, but anyone expecting OEM-level longevity should be aware of occasional mixed real-world durability reports.
Best for: Buyers who want a practical, budget-conscious replacement that restores normal throttle function without modifying the engine management approach and prefer a unit that balances cost and functionality.
Less Ideal for: Drivers seeking guaranteed OEM longevity or those unwilling to perform or pay for a relearn/calibration should consider higher-end factory-quality replacements or dealer parts instead.
- Factory-style direct-replacement fitment for 2002–2006 Camry and matched Toyota/Lexus models
- Machined exterior and reinforced materials aimed at corrosion and heat resistance
- Addresses common throttle-related drivability problems and can clear fault codes when fitted correctly
- Some customers report early failures or inconsistent reliability compared with factory parts
- May require throttle relearn or calibration after installation to clear codes and normalize idle
Verdict: A cost-conscious, factory-style replacement throttle body for 2002–2006 Camry owners who need to restore proper throttle function.
A-Premium Electronic Throttle Body TB1110 with TPS
| Mounting Type | Flange Mount |
|---|---|
| Output Type | electrical signal |
| Material Type | Aluminum |
| Throttle Position Sensor Included | Yes |
This A-Premium electronic throttle body replaces the factory unit on compatible 2003–2006 Toyota Camry V6 3.0L and 3.3L applications and similar Lexus/Toyota V6 models. It mounts as a direct flange-replacement, uses an electrical output and includes a built-in throttle position sensor while omitting an idle air control motor and gasket. In typical use it restores electronic throttle control, allowing the engine to manage airflow and idle through the vehicle computer; a relearn procedure is likely required after installation. The aluminum housing looks factory-style and the part aims to match OEM specifications for fit and function, which buyers report in many cases. Expect the benefit of lower cost compared with dealer parts and straightforward bolt-on installation for experienced DIYers or shops. Important limitations are that idle relearn or calibration can be finicky on some vehicles and a small number of users report compatibility or calibration problems that required returning to a factory Toyota unit, so plan for diagnostic time if symptoms persist.
Best for: Buyers who want a budget-friendly, bolt-on replacement to restore electronic throttle control and are comfortable performing or paying for installation and any necessary throttle relearn procedures.
Less Ideal for: Drivers who prefer factory-sourced parts for guaranteed plug-and-play calibration or who cannot tolerate potential diagnostic time after installation.
- Direct flange-mount replacement designed for Camry 2003–2006 V6 applications
- Includes throttle position sensor for integrated electronic throttle control
- Aluminum housing intended to match factory-style fit and durability
- Generally lower-cost alternative to dealership parts
- Idle relearn and calibration may be required and can be problematic on some vehicles
- Gasket and idle air control motor are not included so additional parts or steps may be needed
Verdict: A-Premium TB1110 is a cost-conscious, factory-style electronic throttle body replacement that restores electronic throttle control on compatible 2003–2006 Camry V6 models.
TadaMark Throttle Body (replacement for 22030-28060)
| Compatible engines | 2.4L L4 naturally aspirated |
|---|---|
| Connector | 6-pin |
| Number of Ports | 2 |
| Material | Aluminum alloy |
This TadaMark throttle body replaces the factory unit (22030-28060) for 2.4L naturally aspirated Toyota four-cylinder engines and is intended as a like-for-like repair part. It installs in the throttle housing and uses a 6-pin connector with two inlet/outlet ports, delivering electronic throttle control compatible with the listed Camry, RAV4, Highlander, Solara, and Scion tC model years. Built from aluminum alloy and a painted finish, the unit aims to resist carbon buildup and aging compared with cheaper cast parts. Buyers should plan to perform the recommended throttle relearn and clear stored fault codes after installation, a process that requires pulling EFI and ETCS fuses and a diagnostic tool to clear codes. The part offers a practical restoration of throttle response and idle control for owners replacing a failed or sticking throttle body, but installation and electronic relearn are necessary to restore normal operation and may require a shop if you lack automotive diagnostic experience.
Best for: Buyers who want a cost-effective, practical replacement to restore throttle function and idle control on a 2002–2006 Camry 2.4L or similarly equipped Toyota vehicle and prefer fixing the problem rather than upgrading performance.
Less Ideal for: Do not choose this if you want a performance or high-flow aftermarket throttle body or if you cannot access a diagnostic tool or professional to perform the throttle relearn procedure.
- Direct replacement for Toyota part number 22030-28060 and compatible models within the listed years
- Aluminum alloy construction intended to reduce carbon buildup and resist aging
- Includes standard 6-pin electronic throttle connector for plug-and-play wiring on compatible vehicles
- Requires throttle relearn and diagnostic tool to clear fault codes after installation, which may add time or require professional service
Verdict: A practical, factory-style replacement throttle body that restores proper idle and throttle control for 2.4L Toyota models when a reliable OEM-fit repair is needed.
Yunnergo Throttle Body Replacement for Camry L4 2.4L 2002–2004
| Compatible vehicles | Camry L4 2.4L 2002-2004 |
|---|---|
| Replaces part numbers | 22030-28040, 2203028040, 977-831, S20128, TB1112 |
| Includes | Throttle Position Sensor |
| Exterior | Machined |
This Yunnergo throttle body is a budget-friendly replacement designed to restore throttle control and idle stability on 2002–2004 Camry 2.4L engines. It regulates intake airflow and works with the engine management system to control idle and response under normal driving conditions. The unit ships with a throttle position sensor and is described as machined with a finished surface to aid smooth rotation, which should make installation straightforward for a mechanic and typically requires no modification to the intake. For everyday commuting and stop-and-go traffic it promises steadier idle and more predictable throttle response while helping maintain fuel economy. Limitations include the usual uncertainty around long-term durability for lower-cost aftermarket parts and the lack of manufacturer warranty details listed in the product information, so buyers who want extended coverage or guaranteed longevity may prefer a higher-end or dealer part.
Best for: Drivers repairing an aging Camry who prioritize an affordable, ready-to-install replacement to restore daily drivability and stable idle without spending on premium parts.
Less Ideal for: Shoppers seeking long-term guaranteed durability, extended warranty coverage, or factory-direct replacement parts should consider higher-end or dealer-sourced options instead.
- Direct-fit design for 2002–2004 Camry 2.4L four-cylinder for straightforward installation
- Includes throttle position sensor so you get the main electronic component needed for function
- Machined exterior and finished surface intended to provide smooth throttle shaft rotation
- A lower-cost replacement option for budget-focused repairs or owners restoring basic driveability
- No explicit warranty or longevity information provided, which creates uncertainty about long-term reliability
Verdict: A cost-effective, direct-fit replacement that restores throttle control and idle stability on 2002–2004 Camry 2.4L engines.
KAX Electronic Throttle Body for 2002–2006 Toyota Camry and compatible 3.0–3.3L models
| Manufacturer | KAX |
|---|---|
| Model | Electronic Throttle Body |
| Manufacturer Part Number | 2254TAY066KUS |
| OEM Part Number | S20123, 2203020060, 220300A020, 678012, TBT006, TB1110D, TB1158D, ETB512, 1540214, 1540197, 6E8012, 60100161, TB1158, TB1110, 977335 |
This KAX electronic throttle body is a replacement unit intended to fit 2002–2006 Toyota Camry 3.0/3.3L applications and similar Toyota/Lexus models. It replaces the vehicle's throttle assembly to address symptoms like a throttle warning light, stalling, poor idle, hesitation, or surge during acceleration. The part is built from reinforced materials for improved corrosion and heat resistance and claims to restore smoother, more consistent throttle response and engine power delivery. Typical installation is a direct swap into the throttle body location with the existing intake and wiring connectors, after which the engine should relearn idle or be reset per factory procedure. Buyers should note this is an aftermarket replacement and while many users report successful fixes and improved driveability, occasional fitment or early-failure reports appear in reviews, so careful verification of connector and flange compatibility and proper installation are important. This unit is useful for repairing throttle-related faults without replacing major engine components, but professional installation or diagnostic confirmation is recommended when the check engine light is present.
Best for: Buyers who prioritize fixing recurring throttle-related faults and want a straightforward replacement to restore reliable throttle response and drivability on older Camrys.
Less Ideal for: Drivers looking for a performance upgrade or a long-term factory-sourced unit should consider higher-end or dealer-sourced replacements instead.
- Direct-fit replacement for 2002–2006 Camry 3.0/3.3L and listed Toyota/Lexus models
- Reinforced construction aimed at corrosion and heat resistance
- Restores throttle response and can resolve idle, stalling, and hesitation symptoms
- Multiple OEM part numbers listed for cross-reference to help confirm fitment
- Aftermarket unit so occasional early failures or fitment mismatches reported by some users
- May require ECU idle relearn or professional installation to avoid driveability issues
Verdict: A practical direct-replacement throttle body that restores throttle response and fixes common throttle-related faults on 2002–2006 Camry 3.0/3.3L models.
AUTOREBO Throttle Body Assembly S20123 (Replacement)
| Manufacturer | AUTOREBO |
|---|---|
| Model | Throttle Body S20123 |
| Manufacturer Part Number | REBO-JQM-S20123 |
| Compatible Engines | Toyota/Lexus V6 3.0L and 3.3L (specified years) |
This AUTOREBO S20123 electronic throttle body is a replacement unit intended for mid-2000s Toyota and Lexus V6 engines and is used to restore proper throttle control when the original unit fails. Installation is typical for throttle-body swaps: unbolt the original, transfer any required gaskets or sensors, and reconnect the electrical connector and intake plumbing. The listing cites reinforced, corrosion- and heat-resistant construction and claims factory-quality fit and straightforward installation. In practice buyers report a mix of outcomes: many note correct fitment and resolved idle or stalling problems after installation, while a minority report early failures or intermittent actuator faults. Benefits include OEM-equivalent mounting points and compatibility with the Camry 2003-2006 V6 3.0/3.3L and related Lexus models, which simplifies replacement without ECU reprogramming in most cases. Important limitations are variable reliability reported by users and occasional packaging or condition issues on arrival, so expect to verify actuator function immediately after installation and keep return options available.
Best for: Buyers who prioritize measurable social proof and want a cost-effective replacement with multiple verified installs and reviews before committing.
Less Ideal for: Drivers who need guaranteed long-term reliability without risk of early actuator failure or those unwilling to test the unit on arrival should consider higher-tier or dealer-sourced options.
- Direct-fit replacement for specified Toyota and Lexus V6 models to restore throttle control
- Machined exterior and materials advertised as corrosion and heat resistant for durability
- Matches common OEM part numbers listed for straightforward parts lookup and fit verification
- Customer reports show inconsistent long-term reliability for some units
- Some buyers received poor packaging or used/dirty parts on arrival
Verdict: A budget-friendly, direct-replacement throttle body for mid-2000s Camry V6 engines that often restores driveability when the original fails.
Choosing the Right 2002-2006 Toyota Camry Throttle Body: Key Factors to Consider
Fitment and Connector Compatibility
Correct mechanical fit and matching electrical connectors are essential for a straightforward swap on a 2002–2006 Toyota Camry. The mounting bolt pattern, gasket surface, throttle shaft orientation, and vacuum ports must align with the intake manifold to avoid air leaks or the need for custom adapters. On the electrical side, the throttle position sensor and any idle control connector should match the factory pinout so the existing harness plugs in without rewiring.
Improper fitment can cause vacuum leaks, erratic idle, or inability to adapt the throttle position properly. When fitment is correct, installation is usually a matter of a few bolts and a connector, which reduces labor time and the risk of introducing new issues. Verify that any replacement includes the correct gasket and that vacuum port labeling aligns with the vehicle's intake plumbing.
Airflow Characteristics and Throttle Plate Quality
Airflow behavior through the body affects throttle response, drivability, and idle stability on the Camry. Look for throttle bodies with smooth, properly sized bores and a throttle plate that seats evenly. A warped or rough plate edge can create turbulence and inconsistent idle air flow, producing surges or hesitation.
Materials and machining tolerance matter because uneven surfaces accelerate carbon buildup. A well-machined bore with a tight plate fit reduces the chance of air leaks at low throttle openings and helps maintain a steady idle. Consider whether the unit preserves the factory bore size and geometry to keep the engine's fueling strategy consistent.
Idle Control and Throttle Position Sensing
Idle control and accurate throttle position sensing are key to preventing symptoms like idle surge, stalling, or delayed throttle response. The Camry's engine management uses throttle position data and sometimes an auxiliary idle control function to modulate airflow at low RPM. A replacement unit must provide a reliable throttle position sensor signal and, if applicable, the same idle control interface.
Sensors should be securely mounted and sealed to avoid signal drift from vibration or contamination. A stable TPS output helps the ECU maintain correct base idle and enables smoother transitions during throttle inputs. If a unit includes an integrated idle control motor or stepper, verify its compatibility with the vehicle's control strategy to avoid erratic idle behavior.
Build Material and Resistance to Carbon Buildup
Long-term performance depends on housing material and surface treatment. Aluminum or coated housings resist warping from heat cycles better than inferior metals, and smooth internal finishes slow carbon accumulation. Carbon buildup on the throttle plate and bore is a common cause of sticking and idle issues on older Camrys.
Choosing a unit with corrosion-resistant finishes and a well-sealed sensor area reduces maintenance frequency. Consider whether the design allows for straightforward cleaning or access to replaceable seals and gaskets. A robust build also lowers the chance of throttle shaft wear, which can create air leakage and trigger drivability problems.
Serviceability and Availability of Rebuild Parts
For owners planning long-term maintenance, access to rebuild kits or service parts matters. Throttle shaft seals, gaskets, and replacement sensors may wear over time, and being able to source these components keeps the repair affordable. A design that permits disassembly without damaging the housing is preferable for routine cleaning or seal replacement.
Consider whether a supplier offers rebuild components like throttle body rebuild kits that match the Camry's original specifications. Serviceability reduces total ownership cost and lets you restore proper operation if symptoms recur, rather than replacing the entire assembly.
Quality Control and Warranty Coverage
Quality control influences initial fit and long-term reliability. Units from manufacturers with consistent QC processes are less likely to have issues like warped bores, misaligned shafts, or inconsistent sensor outputs. Even when buying a direct-fit part, minor variances in build quality can lead to drivability problems.
Warranty length and terms can indicate a supplier's confidence in their product. Look for coverage that protects against manufacturing defects and includes clear return or replacement procedures. Warranty support provides reassurance if a unit exhibits throttle body malfunction shortly after installation.
Common Throttle Body Symptoms on a 2002–2006 Camry
Throttle body problems on these Camrys usually present as rough or fluctuating idle, surging at low speeds, hesitation on acceleration, or an illuminated engine warning light. Some owners also report stalling immediately after startup or inconsistent throttle response that varies with engine temperature.
Symptoms can overlap with vacuum leaks, worn spark plugs, or fuel delivery issues, so confirm the throttle body is the source before replacing parts. Visual inspection for carbon buildup on the plate and bore, as well as checking for movement or play on the throttle shaft, helps isolate the issue.
- Rough or fluctuating idle that changes with engine load
- Hesitation or stumbling on light acceleration
- Idle surge when the engine returns to idle after throttle input
- Check engine light codes related to throttle position or idle control
When To Clean Versus Replace the Throttle Body
Cleaning the throttle body can restore proper airflow and idle stability when the problem is primarily carbon buildup or sticky throttle plate movement. Use a targeted throttle body cleaning procedure, avoiding harsh methods that damage sensors or seals.
Replace the throttle body if the housing or plate is warped, if the throttle shaft has excessive play, or if the throttle position sensor is intermittently failing. Electrical faults in the sensor or irreparable mechanical damage justify replacement rather than cleaning.
- Clean if buildup is visible and mechanical wear is minimal
- Replace if shaft play, warped plate, or sensor failure is present
- Inspect gaskets and vacuum ports during service to prevent air leaks
Basic Inspection and Diagnostic Steps
Begin with a visual inspection: check the bore and plate for carbon deposits, inspect the throttle shaft for lateral play, and examine electrical connectors for corrosion or loose pins. Listen for unusual noises when the throttle plate is actuated.
If available, use an OBD-II scan tool to read codes related to throttle position or idle control. Monitor the throttle position sensor voltage or percentage reading while moving the throttle to identify erratic signals. A steady, linear change indicates a healthy TPS; jumps or dropouts suggest sensor or wiring faults.
- Visual inspection for carbon and physical wear
- OBD-II scan for throttle-related diagnostic codes
- Monitor TPS output for smooth, linear change during throttle movement
Practical Advice for Installing a Replacement on These Camrys
When installing a replacement throttle body, always replace the intake throttle body gasket and inspect mounting surfaces for debris. Ensure all vacuum lines are reconnected to their original ports and routed correctly. A clean mating surface prevents vacuum leaks that could mimic throttle body faults.
After installation, cycle the ignition as recommended by service procedures to allow the ECU to relearn idle parameters if necessary. Check for any diagnostic trouble codes and clear them if the installation fixed the underlying issue. Finally, perform a short road test covering low-speed and moderate throttle to verify idle stability and throttle response.
- Replace gasket and clean mating surfaces
- Confirm vacuum lines and connectors are correctly attached
- Allow ECU relearn and perform a road test to verify operation
When a Throttle Body Rebuild Kit Makes Sense
A rebuild kit is a cost-effective option if the housing and plate are in good shape but seals, bushings, or the idle control component need attention. Rebuild kits often include shaft seals, gaskets, and other small parts that restore proper sealing and reduce shaft play.
Choose a kit that matches the Camry's original shaft dimensions and sensor interfaces. Rebuilding can return factory-like performance when done carefully, but it requires basic mechanical skill and attention to torque specs and seal orientation.
- Rebuild if housing is undamaged and wear is limited to seals or bushings
- Verify kit compatibility with the Camry's throttle shaft and sensor layout
- Rebuilding saves cost but requires clean work and proper torqueing
Still looking for the perfect fit?
Select your Toyota Camry configuration to see the most relevant Throttle Bodies recommendations
How We Chose the Best 2002-2006 Toyota Camry Throttle Body
We prioritized parts that match the specific 2002–2006 Toyota Camry throttle body footprint, connector type, and sensor layout to avoid fitment issues. Key evaluation points included mechanical fitment, electrical compatibility, airflow characteristics, and construction quality. We examined service literature and common repair patterns to identify the throttle body designs and sensor arrangements typical for these years, then filtered for units that maintain or improve airflow consistency and idle stability.We also evaluated durability factors like housing material and throttle plate finish because these affect long-term sticking and carbon buildup. Electrical and sensor compatibility was a separate filter: units had to offer the same throttle position sensor pinout and idle control features used on the Camry to minimize wiring changes. Ease of installation and availability of replacement gaskets or rebuild kits were considered for owners who plan to service the component later.Exclusions: we excluded parts that require ECU reprogramming, extensive wiring changes, or nonstandard adapters. We also excluded units lacking matching electrical connectors or those with known fitment complaints for the 2002–2006 Camry. The result is a list focused on direct-fit and close-fit throttle bodies that preserve the vehicle's original throttle control strategy while addressing common failure modes.
Our full evaluation process is outlined in our review methodology.
FAQ
What are the first signs my Camry's throttle body is failing?
Early signs include rough or fluctuating idle, hesitation on acceleration, idle surge, and sometimes an engine light with throttle-related codes. Visual carbon buildup on the plate or noticeable shaft play are strong indicators.
Can I fix throttle body issues with cleaning alone?
Often cleaning resolves problems caused by carbon deposits and sticky plates, especially if shaft wear is minimal. If sensors are failing or the housing and shaft show mechanical damage, replacement is usually required.
How difficult is it to replace the throttle body on a 2002–2006 Camry?
Replacement is generally straightforward for someone comfortable with basic automotive work: unbolt the old unit, swap the gasket, reconnect vacuum lines and electrical connectors, and bolt in the replacement. Follow ECU relearn or idle adaptation steps as recommended.
Will replacing the throttle body fix idle surge problems?
Replacing a faulty throttle body often resolves idle surge when the cause is a sticking plate, worn shaft, or bad sensor. Because idle surge can also stem from vacuum leaks or fueling issues, confirm the throttle body is the source before replacement.
Is it worth buying a rebuild kit instead of a new throttle body?
A rebuild kit can be a good value if the throttle housing and plate are in good condition and only seals, bushings, or small components need replacement. Rebuilding requires careful work and the right parts to restore proper sealing and shaft alignment.
What should I check after installing a new throttle body?
After installation, verify all vacuum lines and electrical connectors are secure, replace the gasket, clear any related trouble codes, and allow the engine to complete its idle adaptation. Perform a short drive to confirm consistent idle and throttle response.
Final Verdict
When choosing a replacement throttle body for a 2002–2006 Toyota Camry, prioritize correct fitment, sensor compatibility, and a well-machined bore to restore consistent airflow and idle control. Decide between cleaning, rebuilding, or replacing based on the extent of mechanical wear and sensor condition. For many owners, a direct-fit unit that preserves the vehicle's original sensor interfaces offers the best balance of reliability and ease of installation.Focus on options that minimize wiring or ECU changes, include the right gasket and vacuum port layout, and provide durable materials to resist carbon buildup. That approach reduces the chance of recurring throttle position issues and helps you return the Camry to smooth, predictable operation.
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