# U1424 on the 2017 Jeep Cherokee

The bulletins listed name this code in NHTSA's summary, or are about the same components. A bulletin or a recall listed here may apply to the model year. None of it is a diagnosis.

This code is specific to a manufacturer and is not described here.

## Bulletins for this model year that name U1424

- [10219895](https://open.wenmarpro.com/bulletins/10219895), 2022-09-15: Flash: Transmission Diagnostic and Shift Enhancements This bulletin involves reprogramming the Transmission Control Module \(TCM\) with the latest available software. Customers may experience a Malfunction Indicator Lamp \(MIL\) illumination. Upon further investigation the technician may find that the following DTCs have been set:P0810\-00 \- Clutch Position Control Error \- \(Sales Codes EHK\). P0887\-00 \- TCM Power Control Circuit High. U1424\-00 \- Implausible Engine Torque Signal Received. P1DCD\-00 \- TCM Monitoring Processor Performance Multiple Clutches Locked Up. Some customers may experience the following conditions:During a limp mode condition, the transmission remains in a fixed gear. 5\-4 downshift hesitation. A longer than normal delay during a shift from reverse to drive selection. In addition the following enhancements are included:Calibration update for Engine Stop Start \(ESS\) to allow the engine to remain running during a brief stop. 2\-1 and 3\-2 coast down tip\-in.
- [10187704](https://open.wenmarpro.com/bulletins/10187704), 2021-03-01: Flash: Powertrain Control Module \(PCM\) Updates This bulletin involves reprogramming the Powertrain Control Module \(PCM\) with thelatest available software. The customer may experience a Malfunction Indicator Lamp \(MIL\) illumination. Upon further investigation the technician may find one or more ofthe following Diagnostic Trouble Codes \(DTCs\): U1504 \- Implausible Message Data Length Received From Steering Angle Sensor. P1185 \- General Pressure Sensor Correlation. U1424\-00 \- Implausible Engine Torque Signal Received. P0101 \- Mass Air Flow Sensor "A" Circuit Performance. P0128 \- Thermostat Rationality. P0300 \- Multiple Cylinder Misfire. P0301 \- Cylinder 1 Misfire. P0302 \- Cylinder 2 Misfire. P0303 \- Cylinder 3 Misfire. P0304 \- Cylinder 4 Misfire. Some customers may also experience the following condition: Extended engine crank times or possibly a no start condition\(South Korea only\). During an engine limp mode condition, the transmission remains in a fixedgear.
- [10138919](https://open.wenmarpro.com/bulletins/10138919), 2018-06-04: Flash: Transmission Diagnostic and Shift Enhancements This bulletin involves reprogramming the Transmission Control Module \(TCM\) with the latest available software. Customers may experience a Malfunction Indicator Lamp \(MIL\) illumination. Upon further investigation the technician may find that the following DTCs have been set:P0810\-00 \- Clutch Position Control Error \- \(Sales Codes EHK\). P0887\-00 \- TCM Power Control Circuit High. U1424\-00 \- Implausible Engine Torque Signal Received. P1DCD\-00 \- TCM Monitoring Processor Performance Multiple Clutches Locked Up. Some customers may experience the following conditions:During a limp mode condition, the transmission remains in a fixed gear. 5\-4 downshift hesitation. A longer than normal delay during a shift from reverse to drive selection. In addition the following enhancements are included:Calibration update for Engine Stop Start \(ESS\) to allow the engine to remain running during a brief stop. 2\-1 and 3\-2 coast down tip\-in.