DTC Troubleshooting: P0653 (3.0L Engine): Notes

DTC P0653  : Sensor Reference Voltage B Circuit High Voltage

How to use this service information .

NOTICE: 

Before you troubleshoot, review the How to Troubleshoot - Refer to: How to Troubleshoot the Fuel and Emissions Systems (3.5L Engine) or How to Troubleshoot the Fuel and Emissions Systems (3.0L Engine) .