# Service bulletin 08\-234\-22

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: 10229819
- Published by NHTSA: 2023\-01\-17
- Manufacturer's number: 08\-234\-22
- Manufacturer's date: 2022\-12\-16
- NHTSA component: ENGINE AND ENGINE COOLING; STEERING; PARKING BRAKE; WHEELS; ELECTRICAL SYSTEM; BACK OVER PREVENTION

## NHTSA's summary

UAV and UCV Radio Enhancements Customers may experience one or more of the following: ? \*\*Wi\-Fi hotspot connection failure. ? Speaker popping, crackle noise during Voice Recognition \(VR\) response and navigation guidance. ? Mobile Station Integrated Services Digital Network \(MSISDN\) missing from radio, no connected services working.\*\* ? Lost radio presets. ? SXM favorite song not displaying/playing. ? Incorrect navigation address/location/directions. ? Lost navigation settings. ? SXM icon inoperative \(D\-Truck\). ? Radio display screen is black when the ignition is on \(Rear View Camera \(RVC\) not affected \(D\-Truck\)\). ? Radio freeze intermittent \(RVC not affected \(D\-Truck\)\). ? Wireless connectivity pair or connection issue \(D\-Truck\). ? Radio channel changes by itself \(D\-Truck\). ? Backup camera has black display screen, or Only displays Check Entire Surroundings with black screen \(occurs when vehicle is shifted immediately to reverse upon key\-on before RVC signal is received, recoverable with key cycle\) \(D\-Truck\). ? High pitch chime noise \(D\-Truck\). ? Contact list not loading \(D\-Truck\). ? ?Device Not Supported? message \(D\-Truck\). ? Remote app inoperative \(D\-Truck\). ? Travel\-Link fuel price incorrect \(D\-Truck\). ? Backup camera gridlines missing \(D\-Truck\). ? Unable to adjust volume \(D\-Truck\). ? Radio may reset/reboots, turn itself off and then back on again \(D\-Truck\). ? High pitch squeal, pop or humming sound coming from all of the speakers \(WK RU Only\). ? Radio display screen is black, intermittent \(RVC not affected \(WK RU Only\)\). ? Radio freeze intermittent \(RVC not affected \(WK RU Only\)\). ? Navigation stuck on loading screen or not appearing at all \(WK RU Only\). ? Radios resets when a wireless connectivity paired phone receives two text messages one after another simultaneously after approximately seven seconds. \(ABD sales code\). ? Speaker crackling noise on non amplified vehicles \(WK RU, UAV Only\). ? Active cal

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2022/MC-10229819-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2022/MC-10229819-9999.pdf)

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

## Components

Brakes, Driver assistance, Electrical system, Engine, Steering, Wheels, Backup camera, Parking brake

## Vehicles listed

- 2018 to 2020 CHRYSLER PACIFICA
- 2019 to 2021 RAM 2500
- 2019 to 2021 RAM 3500
- 2019 to 2021 RAM 5500

## Recalls for the same vehicles and component

- [26V327000](/recalls/nhtsa/26V327000.md), 2026-05-21: BACK OVER PREVENTION: SENSING SYSTEM: CAMERA
- [20V191000](/recalls/nhtsa/20V191000.md), 2020-09-10: BACK OVER PREVENTION: SENSING SYSTEM: CAMERA
- [19V886000](/recalls/nhtsa/19V886000.md), 2019-12-12: BACK OVER PREVENTION: SENSING SYSTEM: CAMERA; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.

## Other bulletins for the same vehicles and component

- [103289](/bulletins/11014887.md), 2025-03-04, Service bulletin: BACK OVER PREVENTION: WARNINGS; LANE DEPARTURE: BLIND SPOT DETECTION. CAMERA \- REAR VIEW
- [S2208000045 REV.B](/bulletins/11011774.md), 2024-12-11, Service bulletin: BACK OVER PREVENTION: REARVIEW SYSTEM BRAKING. Backup Camera Poor Image Quality Inspection
- [1800824](/bulletins/10251873.md), 2024-03-18, Service bulletin: ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM; EQUIPMENT; PARKING BRAKE; BACK OVER PREVENTION; FUEL SYSTEM, GASOLINE; SERVICE BRAKES, HYDRAULIC; FUEL SYSTEM, DIESEL; EXTERIOR LIGHTING; POWER TRAIN; ELECTRONIC STABILITY CONTROL:AUTOMATIC \(ASC\). 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 \(DTCs\) have been set: P0506\-00 \- Idle Control System RPM \- Lower Than Expected.P0607\-00 \- ECU Internal Performance. P20E8\-00 \- Reductant Pressure Too Low. P0301\-00 \- Cylinder 1 Misfire. P0302\-00 \- Cylinder 2 Misfire. P0303\-00 \- Cylinder 3 Misfire. P0304\-00 \- Cylinder 4 Misfire. P0305\-00 \- Cylinder 5 Misfire. P0306\-00 \- Cylinder 6 Misfire. P0299\-00 \- Turbocharger Underboost. P1D73\-00 \- AGS Performance. P0626 \- Generator Field Control Circuit High. P218F \- Reductant No Flow Detected. P2002 \- Diesel Particulate Filter Efficiency Below Threshold. P24A5 \- EGR Cooler Bypass Bank 1 Control Stuck. P0191 \- Fuel Rail Pressure Sensor Circuit Performance. P0461 \- Fuel Level Sensor 1 Performance. P0401 \- EGR System Performance. P20EE \- SCR NOx Catalyst Efficiency Below Threshold \- Bank 1. P061A \- Level 2 Torque Performance. P061B \- Internal Control Module Torque Calculation Performance. P061E \- Internal Control Module Brake Signal Performance. P062C \- ETC Level 2 MPH Performance. P0106 \- Manifold Absolute Pressure Sensor Performance \(In extreme cold ambient temperatures\). P0116 \- Engine Coolant Temperature Sensor Performance. P0420 \- Catalyst System Efficiency Bank 1. P1507 \- Crankcase Filter Restriction. P203F \- Reductant Level Too Low. P226C \- Turbocharger Boost Control ?A? Slow Response \(In extreme cold ambient temperatures\). P2579 \- Turbocharger Speed Sensor Circuit. U0101 \- Lost Communication with TCM. U02A3 \- Lost of Communication with PM Sensor. U3017 \- Control Module Timer/Clock Performance. Customers may also experience one or more of the following Power
- [1800724](/bulletins/10251872.md), 2024-03-18, Service bulletin: POWER TRAIN; ELECTRONIC STABILITY CONTROL:AUTOMATIC \(ASC\); BACK OVER PREVENTION; EXTERIOR LIGHTING; ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM; SERVICE BRAKES, HYDRAULIC; FUEL SYSTEM, GASOLINE; EQUIPMENT; FUEL SYSTEM, DIESEL; PARKING BRAKE. 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 \(DTCs\) have been set: P0506\-00 \- Idle Control System RPM \- Lower Than Expected. P0607\-00 \- ECU Internal Performance. P20E8\-00 \- Reductant Pressure Too Low. P0301\-00 \- Cylinder 1 Misfire. P0302\-00 \- Cylinder 2 Misfire. P0303\-00 \- Cylinder 3 Misfire. P0304\-00 \- Cylinder 4 Misfire. P0305\-00 \- Cylinder 5 Misfire. P0306\-00 \- Cylinder 6 Misfire. P0299\-00 \- Turbocharger Underboost. P1D73\-00 \- AGS Performance. P0626 \- Generator Field Control Circuit High. P218F \- Reductant No Flow Detected. P2002 \- Diesel Particulate Filter Efficiency Below Threshold. P24A5 \- EGR Cooler Bypass Bank 1 Control Stuck. P0191 \- Fuel Rail Pressure Sensor Circuit Performance. P0461 \- Fuel Level Sensor 1 Performance. P0401 \- EGR System Performance. P20EE \- SCR NOx Catalyst Efficiency Below Threshold \- Bank 1. P061A \- Level 2 Torque Performance. P061B \- Internal Control Module Torque Calculation Performance. P061E \- Internal Control Module Brake Signal Performance. P062C \- ETC Level 2 MPH Performance. P0106 \- Manifold Absolute Pressure Sensor Performance \(In extreme cold ambient temperatures\). P0116 \- Engine Coolant Temperature Sensor Performance. P0420 \- Catalyst System Efficiency Bank 1. P1507 \- Crankcase Filter Restriction. P203F \- Reductant Level Too Low. P226C \- Turbocharger Boost Control ?A? Slow Response \(In extreme cold ambient temperatures\). P2579 \- Turbocharger Speed Sensor Circuit. U0101 \- Lost Communication with TCM. U02A3 \- Lost of Communication with PM Sensor. U3017 \- Control Module Timer/Clock Performance.
- [9004452](/bulletins/10248516.md), 2024-01-08, Service bulletin: BACK OVER PREVENTION: SENSING SYSTEM: CAMERA. CAMERA, Rear View Prior to replacement, please contact FCA Redacted Content. If no response in 15 minutes, proceed with repair.
- [0806423](/bulletins/10248049.md), 2024-01-02, Service bulletin: BACK OVER PREVENTION:SOFTWARE. Radio Over The Air Updating to QR40.12 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 QR39.7 to QR40.12. NOTE: National launch for this FOTA update is expected to begin March 10, 2023. DISCUSSION: Vehicles sold in the U.S. and Canada can now receive software updates ?over\-the\-air?. Updates to software will occur in a phased roll\-out. The software is updated through the built\-in cellular modem in the radio.
- [1802123](/bulletins/10248033.md), 2024-01-02, Service bulletin: ELECTRICAL SYSTEM; EXTERIOR LIGHTING; BACK OVER PREVENTION; POWER TRAIN. Flash: Powertrain Control Module \(PCM\) Updates Customers may experience a Malfunction Indicator Lamp \(MIL\) illumination. Upon further investigation the technician may find that one or more of the following Diagnostic Trouble Codes \(DTCs\) have been set: Major monitor \(misfire\) and other diagnostics are disabled on a pending DTCs P0335 and P0339. ? \*\*P0335 \- Crankshaft Position Sensor Circuit \(NA Only\). ? P0339 \- Crankshaft Position Sensor Intermittent \(NA Only\).\*\* ? P06E4 \- Control Module Wake\-Up Circuit Performance. Software enhancement: Technicians and/or customers may report the vehicle will not pass a state smog check due to permanent fault codes which will not clear. As a result, the vehicles are not eligible to be registered in certain states. ? Corrections to allow the vehicle to clear the permanent fault codes. This bulletin involves reprogramming the PCM with the latest available software. NOTE: Four modules are required to be flashed for this update to be effective, the following modules are all to be updated along with this PCM update: ? Electronic Brake Booster Module \(EBBM\). ? AntiLock Brake System Module \(ABS\). ? Hybrid Control Processor \(HCP\) and Auxiliary Hybrid Control Processor \(AHCP\) or also known as a Power Inverter Module \(PIM\).
- [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.
- [1801723](/bulletins/10248003.md), 2024-01-02, Service bulletin: POWER TRAIN; BACK OVER PREVENTION; ELECTRICAL SYSTEM; AIR BAGS. Flash: Powertrain Control Module \(PCM\) Updates Customer or technician may experience the following: ? High frequency exhaust noise at idle after cold start. ? Power Take Off \(PTO\) disable to high engine oil temperature. ? Multiple Displacement System \(MDS\) transition causing a transmission clunk noise under light throttle when coasting in fourth gear. This bulletin involves reprogramming the PCM with the latest available software.
- [S1408000384](/bulletins/10247948.md), 2024-01-02, Service bulletin: BACK OVER PREVENTION; LANE DEPARTURE. Start Stop Charging Warning Lamp Illuminated On, Intelligent Battery Sensor \(IBS\) State of Charge \(SOC\) Inaccurate, Battery Charging Message, Presence of IBS related Diagnostic Trouble Codes \(DTCs\), or Battery Warning Lamp On

JSON: [/v1/bulletins/10229819](/v1/bulletins/10229819)

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