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Home >> Jeep >> 2018 >> Grand Cherokee Laredo, RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 10 (3.0L Diesel - DTCS P2201-00 To P24F2-00) >> DTC Troubleshooting >> P224B-00-NOX Sensor Heater Resistance (Bank 1 Sensor 2) >> Set Condition

Set Condition

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The Powertrain Control Module detects that the NOx Sensor 1/2 heater resistance is above or below a calibrated threshold for a calibrated amount of time.