# Service bulletin 2301821

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: 10230106
- Published by NHTSA: 2023\-01\-17
- Manufacturer's number: 2301821
- Manufacturer's date: 2021\-05\-08
- NHTSA component: FORWARD COLLISION AVOIDANCE: SENSING SYSTEM: CAMERA

## NHTSA's summary

Forward Facing Camera Bracket Delaminates From Windshield This bulletin involves Inspecting the urethane used to mount the IRCM \(Integrated Radar Camera Module\) bracket andreplacing the windshield if necessary. The customer may comment on the following: Forward facing camera bracket loses adhesion with the windshield. There is a warning message with MIL light illumination and that the advanceddriver assist features are inoperative

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2021/MC-10230106-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2021/MC-10230106-9999.pdf)

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

## Components

Driver assistance

## Vehicles listed

- 2021 RAM 1500

## Recalls for the same vehicles and component

- [24V653000](/recalls/nhtsa/24V653000.md), 2024-09-05: ELECTRONIC STABILITY CONTROL \(ESC\):CONTROL MODULE; SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:CONTROL UNIT/MODULE
- [23V059000](/recalls/nhtsa/23V059000.md), 2023-02-09: BACK OVER PREVENTION:DISPLAY FUNCTION
- [22V638000](/recalls/nhtsa/22V638000.md), 2022-08-25: BACK OVER PREVENTION:DISPLAY FUNCTION
- [21V918000](/recalls/nhtsa/21V918000.md), 2021-11-23: STEERING:STEERING CONTROL MODULE; BACK OVER PREVENTION:DISPLAY FUNCTION
- [21V438000](/recalls/nhtsa/21V438000.md), 2021-06-10: BACK OVER PREVENTION:DISPLAY FUNCTION

## Other bulletins for the same vehicles and component

- [9100274 Rev 1](/bulletins/11035992.md), 2026-08-06, Service bulletin: LANE DEPARTURE: BLIND SPOT DETECTION. Blindspot Module For concern on Blindspot Module setting U11FB\-00 Lost Communication with Left Blind Spot Sensor, U11FA\-00 Lost Communication with Right Blind Spot Sensor. Some vehicle\(s\) where the Blindspot Module was replaced had no issues found with the Blindspot Module after testing. Please verify no wiring or connector issues are present prior to module replacement.
- [103289](/bulletins/11014887.md), 2025-03-04, Service bulletin: BACK OVER PREVENTION: WARNINGS; LANE DEPARTURE: BLIND SPOT DETECTION. CAMERA \- REAR VIEW
- [103288](/bulletins/11014869.md), 2025-03-04, Service bulletin: LANE DEPARTURE: BLIND SPOT DETECTION. CAMERA \- REAR VIEW
- [S258A000006](/bulletins/11014269.md), 2025-02-15, Service bulletin: LANE DEPARTURE: BLIND SPOT DETECTION. Rear ParkView Backup Camera Guidelines Not Appearing On Radio
- [S2208000045 REV.B](/bulletins/11011774.md), 2024-12-11, Service bulletin: BACK OVER PREVENTION: REARVIEW SYSTEM BRAKING. Backup Camera Poor Image Quality Inspection
- [0803224](/bulletins/10251879.md), 2024-03-18, Service bulletin: BACK OVER PREVENTION; ELECTRICAL SYSTEM; EXTERIOR LIGHTING. Battery Pack Control Module \(BPCM\) Software Update 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 \(DTC\)s have been set: ? P0AC0 \- Hybrid Battery Pack Current Sensor 1 Circuit Performance. ? P1A29 \- Cell Supervisory Circuit A Failure. ? P0DE7 \- Hybrid/EV Battery Pack Cell Voltage High. ? P0ABA \- Voltage Sense A Circuit. ? P0B3D \- Hybrid Battery Voltage Sense "A" Circuit Low. ? P0B3E \- Hybrid Battery Voltage Sense "A" Circuit High. ? U3017 \- Control Module Timer/Clock Performance. ? P0E55 \- DC/DC Converter Current Sensor Circuit "A". ? P0DAF \- Hybrid/EV Battery Cell Balancing Circuit "A". ? P0AD4 \- Hybrid Battery Pack Air Flow System Insufficient Air Flow. This bulletin involves updating the BPCM with the latest available software.
- [0900124](/bulletins/10251862.md), 2024-03-18, Service bulletin: BACK OVER PREVENTION. Cold Engine Ticking Noise The customer may describe a ticking noise from the exhaust manifold location\(s\) when cold. This bulletin involves replacing the exhaust manifolds.
- [9100274](/bulletins/10248853.md), 2024-01-16, Service bulletin: ELECTRICAL SYSTEM:ADAS:BLINDSPOT:SENSORS; ELECTRICAL SYSTEM:ADAS:BLINDSPOT:SOFTWARE. Blindspot Module For concern on Blindspot Module setting U11FB\-00 Lost Communication with Left Blind Spot Sensor, U11FA\-00 Lost Communication with Right Blind Spot Sensor. Some vehicle\(s\) where the Blindspot Module was replaced had no issues found with the Blindspot Module after testing. Please verify no wiring or connector issues are present prior to module replacement. Prior to replacing the Blindspot Module, Please Contact Engineering: FCA REDACTED CONTENT If no response in 15 minutes, please 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.
- [1801623](/bulletins/10247996.md), 2024-01-02, Service bulletin: BACK OVER PREVENTION; ELECTRICAL SYSTEM; EXTERIOR LIGHTING; ELECTRONIC STABILITY CONTROL:AUTOMATIC \(ASC\). Flash: Powertrain Control Module \(PCM\) Updates This bulletin involves reprogramming the PCM with the latest available software. Customers may experience a Malfunction Indicator Lamp \(MIL\) illumination. Upon further investigation the technician may find one or more ofthe following DTCs:P0335 \- Crankshaft Position Sensor Circuit. P0339 \- Crankshaft Position Sensor Intermittent. Other software enhancement included with this update: Idle stability improvements during Electronic Stability Control \(ESC\) events.

JSON: [/v1/bulletins/10230106](/v1/bulletins/10230106)

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