CmeRto Mass Air Flow Sensor for Toyota/Lexus 22204-21010 - 5-Pin OEM Fit, 3.0/3.4/4.0L

This replacement MAF sensor is built to match OEM fit and function for a long list of Toyota and Lexus models that use 3.0L, 3.4L and 4.0L engines. It provides a stable, test-verified signal to the engine control unit (ECU) so air-to-fuel calculations stay reliable under everyday driving and tougher conditions. The unit ships as a five-pin sensor ready for direct installation on compatible vehicles—verify your vehicle’s part number before purchase.

Which vehicles and part numbers does this fit?

This sensor is compatible with many Camry, Corolla, Highlander, 4Runner, Tacoma, RAV4 and certain Lexus ES300/RX300 model years. Cross-reference your existing part against the included OE equivalents to confirm fitment before ordering.

• Fits Toyota: Camry (02–06), Corolla (03–08), Highlander (01–10), 4Runner (00–07), Tacoma (99–10), RAV4 (01–05)
• Fits Lexus: ES300 and RX300 3.0L models
• Common OE cross-references: 22204-07010, 222040C020, 22204-0D030, 22204-22010 and others—check your current part number

How does this sensor perform compared with the original?

The CmeRto unit is engineered to meet OEM specifications using modern materials and production methods. It undergoes electronic testing to ensure the output signal remains within tight tolerances, delivering consistent data to the ECU across typical operating temperatures.

• Fast response time specified around 15 seconds under test conditions
• Output curve tolerance maintained under 2% for stable readings
• Designed for thermal resilience and corrosion resistance to extend service life

What does installation involve and what should I prepare?

Installation is straightforward for most DIYers with basic hand tools. Always let the engine cool, disconnect the battery ground to clear codes, and carefully unclip the factory connector before swapping sensors to avoid damage.

• Cool engine and disconnect negative battery terminal before starting
• Unplug the five-pin electrical connector and remove the original sensor from the air intake housing
• Install the new CmeRto sensor, reconnect the connector and battery, then verify check-engine lights are cleared

What comes in the box and what quality assurances exist?

Each order contains one five-pin mass air flow sensor. Components are selected for durability and electrical stability, and the product is computer-tested to confirm correct signal behavior prior to shipping. Contact the seller with questions or fitment concerns.

• Package includes: 1 × CmeRto 22204-21010 MAF sensor (5-pin)
• Built with corrosion- and heat-resistant materials
• Pre-shipment testing to ensure consistent airflow readings

Who is this for: The CmeRto 22204-21010 MAF sensor is aimed at vehicle owners, independent mechanics and repair shops that need a reliable OE-compatible replacement for Toyota and Lexus 3.0L–4.0L engines. If your vehicle shows air-measurement related faults or you’re replacing a worn sensor and the OE cross-reference matches your part, this unit provides a tested, ready-to-install option.