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Home › Jeep › 2025 › Compass Trailhawk › Repair and Diagnosis › Engine Performance › System › 2.0L - DTCS P0405 To P042E › DTC Troubleshooting › P042D Catalyst Temperature Sensor Circuit High (Bank 1 Sensor 2) › When Monitored

When Monitored

This diagnostic runs continuously when the following conditions are met:

With the ignition on.