# Service bulletin 1812222

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: 10221510
- Published by NHTSA: 2022\-09\-26
- Manufacturer's number: 1812222
- Manufacturer's date: 2022\-06\-30
- NHTSA component: EXTERIOR LIGHTING; BACK OVER PREVENTION; ELECTRICAL SYSTEM

## NHTSA's summary

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 the following DiagnosticTrouble Code \(DTC\) has been set: P0031 \- O2 Sensor 1/1 Heater Circuit Low.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2022/MC-10221510-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2022/MC-10221510-9999.pdf)

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

## Components

Driver assistance, Electrical system, Lighting, Backup camera

## Trouble codes named

P0031

## Vehicles listed

- 2022 RAM PROMASTER

JSON: [/v1/bulletins/10221510](/v1/bulletins/10221510)

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