# Service bulletin S2218000023

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

- Type: Service bulletin
- NHTSA id: 10229769
- Published by NHTSA: 2023\-01\-17
- Manufacturer's number: S2218000023
- Manufacturer's date: 2022\-12\-22
- NHTSA component: EXTERIOR LIGHTING; BACK OVER PREVENTION

## NHTSA's summary

Malfunction Indicator Lamp \(MIL\) Illuminated. Diagnostic Trouble Code \(DTC\) U02A3 ? Lost Communication ith Particulate Matter \(PM\) Sensor, Set After PM Sensor Replacement.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2022/MC-10229769-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2022/MC-10229769-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Driver assistance, Lighting, Backup camera

## Trouble codes named

U02A3

## Vehicles listed

- 2019 to 2020 JEEP CHEROKEE
- 2019 to 2020 JEEP COMPASS
- 2019 to 2020 JEEP RENEGADE

## Recalls for the same vehicles and component

- [20V191000](/recalls/nhtsa/20V191000.md), 2020-09-10: BACK OVER PREVENTION: SENSING SYSTEM: CAMERA

## Other bulletins for the same vehicles and component

- [S2208000045 REV.B](/bulletins/11011774.md), 2024-12-11, Service bulletin: BACK OVER PREVENTION: REARVIEW SYSTEM BRAKING. Backup Camera Poor Image Quality Inspection
- [0804523](/bulletins/10248014.md), 2024-01-02, Service bulletin: BACK OVER PREVENTION:SOFTWARE. Radio Over The Air Updating to 34.42 Software Version ? Mobile Wi\-Fi inoperative upon start up. ? Hotspot gives 9No Internet9 connection message on phone when trying to connect to a device. This bulletin provides information regarding the latest Firmware Over The Air \(FOTA\) update and provides the service technician an overview of the steps a customer will need to take to complete the update. The radio software will be updated from 34.4 to 34.42.
- [9003357](/bulletins/10247905.md), 2024-01-02, Service bulletin: BACK OVER PREVENTION. ADAPTER, Engine Oil Filter \(Pentastar V6\) For all 2014MY replace the Oil Filter Adapter \(OFA\). For any other MY \(with mileage above 30,000\) review and follow instructions from STAR Online S1809000007 REV. C available on Dealer Connect. Also, consider the following: 1\) Remove OFA 2\) Replace only the oil inlet O\-ring and gaskets \(seals kit in SOL above\). 3\) Re\-install the OFA. For 2023MY and beyond use black O\-ring. For 2022MY and prior use red O\-ring. Note: When replacing OFA, it may be necessary to transfer the Oil Temp/Pressure Sensor from the old OFA to the new OFA.
- [08\-038\-23](/bulletins/10231815.md), 2023-02-13, Service bulletin: BACK OVER PREVENTION:SOFTWARE. Radio Over The Air JR34.3 Updating to JR34.32.Software Version Customers may experience one or more of the following: Not be able to use Mobile Wi\-Fi upon start up. Hotspot gives a no Internet connection message on phone when trying to connect to a device. This bulletin provides information regarding the latest Firmware Over The Air \(FOTA\) update and provides the service technician an overview of the steps a customer will need to take to complete the update. The radio software will be updated from JR34.3 to JR34.32. NOTE: National launch for this FOTA update is expected to begin February 20, 2023.
- [18\-010\-23](/bulletins/10231808.md), 2023-02-13, Service bulletin: ELECTRICAL SYSTEM; FUEL SYSTEM, GASOLINE; FUEL SYSTEM, DIESEL; POWER TRAIN; EXTERIOR LIGHTING; BACK OVER PREVENTION. Flash: Powertrain Control Module \(PCM\) Updates Customers may experience a Malfunction Indicator Lamp \(MIL\) illumination. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Codes \(DTC\)s: P24D1\-00 \- Particulate Matter Sensor Regeneration Incomplete. \(RSU VINs Only\). NOTE: This software update will help prevent P24D1\-00 from setting. All unsold vehicles that are part of the RSU must be updated. If P24D1\-00 sets on a sold vehicle, this software update will not correct this DTC. Refer to all applicable published service bulletins for detailed repair procedures and labor times regarding this DTC. P2002\-00 \- Diesel Particulate Filter \(DPF\) Efficiency based on Particulate Matter \(PM\) sensor monitoring. NOTE: If DTC P2002 is present it will require DPF and PM sensor replacement. Refer to all applicable published service bulletins for detailed repair procedures and labor times regarding Diesel Particulate Matter Sensor \(DPM\) replacement. \*\*P24AE\-00 \- Particulate Matter Sensor Circuit. P24B0\-00 \- Particulate Matter Sensor Circuit Low. P24B1\-00 \- Particulate Matter Sensor Circuit High. P24B2\-00 \- Particulate Matter Sensor Circuit Intermittent. P24D0\-00 \- Particulate Matter Sensor Supply Voltage Circuit Low. P24D3\-00 \- Particulate Matter Sensor Supply \- Circuit Voltage Above Threshold. P24AF\-00 \- Particulate Matter Sensor Circuit Performance. P24B5\-00 \- Particulate Matter Sensor Heater Control Circuit Low. P24B6\-00 \- Particulate Matter Sensor Heater Control Circuit High. P24B7\-00 \- Particulate Matter Sensor Heater Resistance. P24DA\-00 \- Particulate Matter Sensor Exhaust Sample Error Bank 1. U05A4\-00 \- Particulate Matter Sensor Received Invalid Data From ECM \- PCM. U02A3\-00 \- Loss of Communication with PM Sensor Module. P24B2\-00 \- Particulate Matter Sensor Circuit Intermittent.\*\* Customers may also experience the following: Vehicles equipped with a six\-speed C635 Dual Disc Clutch Transmission \(DDCT\)
- [08\-022\-23](/bulletins/10231792.md), 2023-02-13, Service bulletin: BACK OVER PREVENTION:SOFTWARE. Radio Over The Air Updating to 40.12 Software Version Mobile Wi\-Fi inoperative upon start up. Hotspot gives 9No Internet9 connection message on phone when trying to connect to a device. This bulletin provides information regarding the latest Firmware Over The Air \(FOTA\) update and provides the service technician an overview of the steps a customer will need to take to complete the update. The radio software will be updated from 39.5 to 40.12.
- [18\-009\-23](/bulletins/10231786.md), 2023-02-13, Service bulletin: ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM; SERVICE BRAKES; BACK OVER PREVENTION; EXTERIOR LIGHTING. Flash: Powertrain Control Module \(PCM\) Updates \*\*Customers may experience the following: Stop/start function deactivated.\*\*Customers may also experience a Malfunction Indicator Lamp \(MIL\) illumination. Upon further investigation the technician may find the following Diagnostic Trouble Code \(DTC\): P2453 \- Particulate Filter Pressure Sensor ?A? Circuit Range/Performance. This bulletin involves reprogramming the PCM with the latest available software.
- [18\-008\-23](/bulletins/10231780.md), 2023-02-13, Service bulletin: BACK OVER PREVENTION; FUEL SYSTEM, DIESEL; EXTERIOR LIGHTING; ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING; FUEL SYSTEM, GASOLINE. Flash: Powertrain Control Module \(PCM\) Updates Customers may experience a Malfunction Indicator Lamp \(MIL\) illumination. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Codes \(DTC\)s: \*\*P24D1\-00 \- Particulate Matter Sensor Regeneration Incomplete. P24AE\-00 \- Particulate Matter Sensor Circuit. P24B0\-00 \- Particulate Matter Sensor Circuit Low. P24B1\-00 \- Particulate Matter Sensor Circuit High. P24B2\-00 \- Particulate Matter Sensor Circuit Intermittent. P24D0\-00 \- Particulate Matter Sensor Supply Voltage Circuit Low. P24D3\-00 \- Particulate Matter Sensor Supply \- Circuit Voltage Above Threshold. P24AF\-00 \- Particulate Matter Sensor Circuit Performance. P24B5\-00 \- Particulate Matter Sensor Heater Control Circuit Low. P24B6\-00 \- Particulate Matter Sensor Heater Control Circuit High. P24B7\-00 \- Particulate Matter Sensor Heater Resistance. P24DA\-00 \- Particulate Matter Sensor Exhaust Sample Error Bank 1. U05A4\-00 \- Particulate Matter Sensor Received Invalid Data From ECM \- PCM. P2002\-00 \- DPF Efficiency Based On PM Sensor Monitoring. NOTE: If DTC P2002 is present it will require DPF and PM sensor replacement. Refer to all applicable published service bulletins for detailed repair procedures and labor times regarding Diesel Particulate Matter Sensor \(DPM\) replacement. U02A3\-00 \- Loss of Communication with PM Sensor Module.\*\* P24B2\-00 \- Particulate Matter Sensor Circuit Intermittent \(EBS Sales Code only\). P20F6\-00 \- Reductant Injection Valve Stuck Open Bank 1 Unit 1 \(EBS Sales Code only\). P208E\-00 \- Reductant Injector Stuck Closed \- Bank 1 Unit 1 \(EBS Sales Code only\). Customers may also experience one or more of the following: The Engine Stop/Start \(ESS\) system remains in the last used state and does not default back to ON for each key cycle as designed \(Vehicles on the RSU VIN list only\). This bulletin involves reprogramming the PCM with the latest available software.
- [0809321](/bulletins/10230134.md), 2023-01-17, Service bulletin: ELECTRICAL SYSTEM; BACK OVER PREVENTION. UAS, UAQ, UCS, UAV, UCV and UCQ Radio Over The Air Software Version Updates This bulletin provides information regarding the latest Flash Over The Air \(FOTA\) update and provides the service technician an overview of the steps a customer will need to take to complete the update. This is part of a two step FOTA update, first update brings software level to 22.61 and this second FOTA update will take the software to 22.64. National launch for this second step is May 24, 2021. Customers may experience one or more of the following:Navigation is incorrect or can not calculate route. GPS locations is inaccurate. Uconnect radio apps are all inoperable. Backup camera screen is blue \(DT and KL\). Green horizontal lines appear across screen \(DT and KL\). Anti\-theft code request message. Backup camera screen is blank. Lines appear across screen. Radio control screen is blank or locked. Radio reset intermittently. Unable to adjust audio volume. Unable to switch modes between AM, FM, SAT or Media. In addition the following enhancements are included in this update:Carplay® connectivity improvement. Improvement to Bluetooth® phone pairing. Bluetooth devices unresponsive. Improved sound quality when using a Bluetooth phone.
- [0808021](/bulletins/10230107.md), 2023-01-17, Service bulletin: BACK OVER PREVENTION:SOFTWARE. UGG and UGM Connectivity Activation This bulletin involves updating the radio software level to 23.02.64.12. Customers may experience the following: Full Connectivity feature is missing.

JSON: [/v1/bulletins/10229769](/v1/bulletins/10229769)

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