If the Check Engine light of your Honda is on and the scanner shows the P0222 code, it means the ECU has detected the following problem:
"Throttle/Petal Position Sensor/Switch B Circuit Range/Performance Problem"
Despite being a generic fault, how it affects performance and where the physical problem is located changes a lot depending on the specific Honda model you drive.
Find out if you can keep driving or if you urgently need to stop. Connect an onboard reader and let CarWatch decipher exactly what's wrong with your Honda.
👉 Diagnose my Honda for FreeTo clear the engine light and read the P0222 code from your phone, you need an OBD2 adapter compatible with the Honda ECU.
🛒 View Compatible Scanner on Amazon