Corolla Air Flow Sensor for Toyota Quest & Professional (2009–2019)(NON OEM)
Maintain peak engine performance with this genuine Corolla air flow sensor for Toyota Corolla Quest and Professional models. Designed specifically for 2009–2019 petrol engines, this sensor helps your vehicle’s ECU (Engine Control Unit) calculate the ideal fuel-to-air mixture by detecting how much air enters the intake system. The result is optimal fuel efficiency, smooth engine operation, and reduced emissions.
If your car is hesitating on acceleration, stalling, or experiencing poor fuel economy, the Corolla air flow sensor might be failing. Replacing it ensures your vehicle continues to deliver reliable performance, especially in high-mileage Corollas with 1NR or 1ZR engines.
Why Choose a New Corolla Air Flow Sensor?
A new Corolla air flow sensor can help fix and prevent several issues:
-
Jerky acceleration or flat spots in throttle response
-
Excessive fuel consumption due to inaccurate readings
-
Engine warning light illuminated
-
Hard starts or engine stalling
This airflow sensor is easy to install, compatible with original plugs, and restores your engine’s performance to factory standards. Whether you’re maintaining a daily driver or preparing for inspection, this part is essential for clean, efficient operation.
Corolla Air Flow Sensor – Fitment & Compatibility
This air flow sensor fits:
-
Toyota Corolla Quest 2009–2019
-
Toyota Corolla Professional 2009–2019
-
Petrol models only: 1NR-FE and 1ZR-FE engines
-
Not suitable for diesel variants or non-South African markets
The sensor is pre-calibrated and requires no programming. Once fitted, it immediately restores proper airflow readings, helping your ECU balance combustion more precisely.
How to Replace a Corolla Air Flow Sensor
Replacing your Corolla air flow sensor is a quick job for DIYers or mechanics. Here’s how:
-
Switch off the engine and disconnect the battery.
-
Locate the MAF sensor on the air intake duct.
-
Unplug the wiring harness.
-
Remove the sensor using a screwdriver.
-
Insert the new sensor and tighten it securely.
-
Reconnect the harness and battery, then start the engine.
Tip: Always ensure your air filter is clean when installing a new sensor.WE RECOMMEND PROFESSIONAL INSTALLATION
Related Corolla Sensors and Components
Continue maintaining your Corolla with top-quality parts from China Auto Parts:
Join the Toyota Nation Forum for Tips on Corolla Air Flow Sensor Issues
For DIY guides, real-world installation help, and advice from other Toyota owners, visit Toyota Nation – the #1 Toyota community worldwide.
