# Service bulletin S1925000008RevA

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: 10221819
- Published by NHTSA: 2022\-09\-26
- Manufacturer's number: S1925000008RevA
- Manufacturer's date: 2020\-08\-12
- NHTSA component: SERVICE BRAKES, HYDRAULIC; FUEL SYSTEM, GASOLINE; EXTERIOR LIGHTING; ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE \(ECU/ECM\)

## NHTSA's summary

\(Revision A\) Malfunction Indicator Lamp \(MIL\) Illumination. Diagnostic Trouble Codes \(DTCs\) P20E8 ? Reductant Pressure Too Low and/or P208B ? Reductant Pump 1 Control Performance Set.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2020/MC-10221819-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2020/MC-10221819-9999.pdf)

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

## Components

Brakes, Engine, Fuel system, Lighting, Engine control module

## Trouble codes named

P208B, P20E8

## Vehicles listed

- 2017 to 2018 JEEP GRAND CHEROKEE
- 2020 to 2021 JEEP WRANGLER
- 2017 to 2020 RAM 1500

## Other bulletins for the same vehicles and component

- [S2208000073](/bulletins/10229059.md), 2023-01-09, Service bulletin: ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE \(ECU/ECM\). No Start, After Flash And Or PCM Replace, DTC P0513 Invalid Skim Key Setting
- [D1902](/bulletins/10223562.md), 2022-10-17, Service bulletin: ENGINE AND ENGINE COOLING; ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE \(ECU/ECM\). Fast Feedback Program \- 6.7L Cummins Engine \- 2019 \& 2020 HD Ram \& 6.7L Cummins Diesel Engine Control Module \(ECM\) \- 2018 Ram\- All Models \(Rev. E\)
- [21\-047\-17](/bulletins/10217494.md), 2022-08-08, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE:SOFTWARE; ELECTRICAL SYSTEM:SOFTWARE; ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE \(ECU/ECM\):SOFTWARE; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\); ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM; POWER TRAIN. Flash: Transmission Diagnostic and Shift Enhancements This bulletin involves reprogramming the Transmission Control Module \(TCM\) withthe latest available software. Customers may experience the following:A ?bump? or ?jerk? during a park to driveor park to reverse garage shift immediately after starting the engine.The above symptom/condition can only be duplicated at startup when vehiclehas been shut down for at least 5 minutes. Poor shift quality or ?bump? experienced during or immediatelyafter Engine Stop/Start \(ESS\) restart.

JSON: [/v1/bulletins/10221819](/v1/bulletins/10221819)

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