# Service bulletin 0812123

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: 10239928
- Published by NHTSA: 2023\-07\-31
- Manufacturer's number: 0812123
- Manufacturer's date: 2023\-05\-06
- NHTSA component: EXTERIOR LIGHTING

## NHTSA's summary

Technician findings after the repair, the vehicle has one or multiple conditions listed above setting one or more of the Diagnostic Trouble Codes \(DTCs\) B170B Right Side Reverse Lamp Control Circuit, B16DE Right Tail Lamp Control Circuit, B25B5 External.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2023/MC-10239928-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2023/MC-10239928-9999.pdf)

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

## Components

Lighting

## Trouble codes named

B16DE, B170B, B25B5

## Vehicles listed

- 2022 RAM 1500

## Other bulletins for the same vehicles and component

- [S2308000120 REV.B](/bulletins/11002024.md), 2024-06-24, Service bulletin: ELECTRICAL SYSTEM; EXTERIOR LIGHTING. Rain Sensing Auto Wipers and Auto on Head Lamps Inoperative
- [2101024](/bulletins/10251874.md), 2024-03-18, Service bulletin: POWER TRAIN; EXTERIOR LIGHTING; ELECTRICAL SYSTEM. Flash: Transmission Control Module \(TCM\) Updates Customers may experience a Malfunction Indicator Lamp \(MIL\) illumination. Upon further investigation the technician may find the following Diagnostic Trouble Code \(DTC\): ? P1DB7\-00 \- Torque Converter Clutch Performance. This bulletin involves reprogramming the TCM with the latest available software.
- [2300424](/bulletins/10251854.md), 2024-03-18, Service bulletin: EXTERIOR LIGHTING:HEADLIGHTS. Headlamp Condensation Clearing Procedure Some customers may report that on occasion, vehicle exterior head lamp assemblies are fogged with a light layer of condensation on the inside of the lenses.
- [9100241](/bulletins/10248518.md), 2024-01-08, Service bulletin: EXTERIOR LIGHTING:HEADLIGHTS. FRT RT/LT \- LAMP ASSY For moisture / water found in headlamp please review TSB 23\-029\-23 Headlamp Condensation clearing procedure. If the moisture problem persists: 1. Provide picture of headlamp moisture in headlamp after running the TSB. 2. Check for damage to headlamp lens, housing and flanges. Provide digital pictures of any damage found. Please make sure that pictures show location and severity of the damage is on the part. Please send the pictures along with the VIN, part number and mileage to the following: FCA Redacted Content
- [2302923](/bulletins/10248045.md), 2024-01-02, Service bulletin: EXTERIOR LIGHTING:HEADLIGHTS. Headlamp Condensation Clearing Procedure Some customers may report that on occasion, vehicle exterior head lamp assemblies are fogged with a light layer of condensation on the inside of the lenses \(Fig. 1\) . This bulletin is to communicate the procedure for head lamp condensation clearing.
- [S2025000001](/bulletins/10247967.md), 2024-01-02, Service bulletin: EXTERIOR LIGHTING; BACK OVER PREVENTION. Malfunction Indicator Lamp Illumination \(MIL\). Diagnostic Trouble Code \(DTC\) P203E ? Reductant Level Sensor 1 Circuit Intermittent\-Erratic Set.
- [9100241](/bulletins/10244357.md), 2023-10-30, Service bulletin: EXTERIOR LIGHTING:HEADLIGHTS. FRT RT/LT \- LAMP ASSY For moisture / water found in headlamp please review TSB 23\-029\-23 Headlamp Condensation clearing procedure. If the moisture problem persists: 1. Provide picture of headlamp moisture in headlamp after running the TSB. 2. Check for damage to headlamp lens, housing and flanges. Provide digital pictures of any damage found. Please make sure that pictures show location and severity of the damage is on the part. Please send the pictures along with the VIN, part number and mileage to the following: FCA Redacted Content
- [0810823](/bulletins/10236954.md), 2023-05-30, Service bulletin: EXTERIOR LIGHTING. Pickup Box Lighting Is Missing Customers may comment one or more of the following: ? Lack of lighting in the pickup box. ? Pickup box bed missing lamps. This bulletin involves installing pickup box lighting.
- [2302923](/bulletins/10234518.md), 2023-04-17, Service bulletin: EXTERIOR LIGHTING:HEADLIGHTS. Headlamp Condensation Clearing Procedure Some customers may report that on occasion, vehicle exterior head lamp assemblies are fogged with a light layer of condensation on the inside of the lenses \(Fig. 1\) . This bulletin is to communicate the procedure for head lamp condensation clearing.
- [S2025000001](/bulletins/10234440.md), 2023-04-17, Service bulletin: BACK OVER PREVENTION; EXTERIOR LIGHTING. Malfunction Indicator Lamp Illumination \(MIL\). Diagnostic Trouble Code \(DTC\) P203E ? Reductant Level Sensor 1 Circuit Intermittent\-Erratic Set.

JSON: [/v1/bulletins/10239928](/v1/bulletins/10239928)

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