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Home >> Jeep >> 2014 >> Wrangler Sahara, Standard Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 170 (2.4L - DTCS P000A To P0441) >> DTC Troubleshooting >> P0420-Catalyst Efficiency (Bank 1) >> Set Condition

Set Condition

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

If the final state of change index is within the calibrated fail threshold. Two trip fault. Three good trips to turn off the MIL.