DTC Troubleshooting: P2237 (2.0L Engine): Notes

DTC P2237  : Air Fuel Ratio (A/F) Sensor (Sensor 1) IP Circuit High Voltage

How to use this manual .

NOTICE: 

Before you troubleshoot, review the How to Troubleshoot - Refer to: How to Troubleshoot the Fuel and Emissions Systems (2.0L Engine) or How to Troubleshoot the Fuel and Emissions Systems (3.0L Engine) .