Set Condition

WARNING: This page is about a different car, the 2016 Jeep Wrangler and 2015 Jeep Wrangler. However, it is still accessible from the selected car via links, so may be relevant.

The Powertrain Control Module (PCM) detects a difference of 125°C (257°F) between the target and actual temperature in the O2 Sensor Heater element. The heater temperature is obtained by measuring the heater resistance and calculating the heater temperature