# Service bulletin S1925000008

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: 10214560
- Published by NHTSA: 2022\-06\-27
- Manufacturer's number: S1925000008
- Manufacturer's date: 2022\-05\-06
- NHTSA component: ENGINE AND ENGINE COOLING; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\); ELECTRICAL SYSTEM

## NHTSA's summary

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

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2022/MC-10214560-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2022/MC-10214560-9999.pdf)

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

## Components

Electrical system, Engine, Transmission and driveline, Automatic transmission, Transmission control module

## Trouble codes named

P208B, P20E8

## Vehicles listed

- 2021 to 2022 JEEP GLADIATOR
- 2017 to 2019 JEEP GRAND CHEROKEE
- 2020 to 2022 JEEP WRANGLER
- 2017 to 2022 RAM 1500

## Recalls for the same vehicles and component

- [23V265000](/recalls/nhtsa/23V265000.md), 2023-04-13: POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\)
- [22V639000](/recalls/nhtsa/22V639000.md), 2022-08-25: POWER TRAIN:AUTOMATIC TRANSMISSION:INTERNAL:PARK PAWL
- [18V280000](/recalls/nhtsa/18V280000.md), 2018-05-01: POWER TRAIN:AUTOMATIC TRANSMISSION
- [18V100000](/recalls/nhtsa/18V100000.md), 2018-02-08: POWER TRAIN:AUTOMATIC TRANSMISSION
- [17V821000](/recalls/nhtsa/17V821000.md), 2017-12-20: POWER TRAIN:AUTOMATIC TRANSMISSION:LEVER AND LINKAGE:COLUMN SHIFT

## Other bulletins for the same vehicles and component

- [S2309000012](/bulletins/10248869.md), 2024-01-16, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\); ELECTRICAL SYSTEM. Mil\-On/Check Engine Lamp\-On with DTC P06DD set in the powertrain control module \(PCM\).
- [S2321000009](/bulletins/10248859.md), 2024-01-16, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER. Malfunction Indicator Lamp \(MIL\) Illuminated. Active Diagnostic Trouble Code \(DTC\) P1DB7\-00 ? Torque Converter Clutch Performance, Set.
- [1800123](/bulletins/10248622.md), 2024-01-08, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\); ELECTRICAL SYSTEM. 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: ?\*\*P1524 \- Oil Pressure Out Of Range \- Camshaft Advance/Retard Disabled. ? P219A \- Bank 1 Air\-Fuel Ratio Imbalance.\*\* ? U0402\-00 Implausible Data Received from the TCM. \(When U0402\-00 sets in the PCM, the module will start to deny torque requests from the Transmission Control Module \(TCM\). The transmission will fault and go to a fixed gear limp\-inreaction, and send the MIL request to PCM.\) The customer may also experence the following: ? A limp mode when the DTC sets in the PCM. This bulletin involves reprogramming the PCM with the latest available software.
- [1810023](/bulletins/10248615.md), 2024-01-08, Service bulletin: ELECTRICAL SYSTEM; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\). 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 \(DTCs\) has been set: ?\*\*P0441 \- EVAP Purge System Performance \(for North America and Mexico markets only\).\*\* ? P0456 \- EVAP System Small Leak. NOTE: \*\* If DTC P0456 is present, use the wiTECH Small Leak Verification Test \(SLVT\) to determine if a leak is present in the system. \*\* This bulletin involves reprogramming the PCM with the latest available software.
- [1809823](/bulletins/10248600.md), 2024-01-08, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\); ELECTRICAL SYSTEM. Flash: Powertrain Control Module \(PCM\) 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 \(DTCs\) have been set: ?P1524 \- Oil Pressure Out Of Range \- Camshaft Advance/Retard Disabled. ? P219A \- Bank 1 Air\-Fuel Ratio Imbalance. This bulletin involves reprogramming the PCM with the latest available software.
- [S2321000009](/bulletins/10248583.md), 2024-01-08, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\). MIL On with TCM P1DB7 Active
- [S2321000005](/bulletins/10248561.md), 2024-01-08, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION. Transmission Fluid Leak From Under The Vehicle.
- [NotificationZ60](/bulletins/10247978.md), 2024-01-02, Service bulletin: ELECTRICAL SYSTEM; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE:SOFTWARE. Customer Satisfaction Notification Z60 Powertrain Control Module Software
- [1800123](/bulletins/10244461.md), 2023-10-30, Service bulletin: ELECTRICAL SYSTEM; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\); 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: ?\*\*P1524 \- Oil Pressure Out Of Range \- Camshaft Advance/Retard Disabled. ? P219A \- Bank 1 Air\-Fuel Ratio Imbalance.\*\* ? U0402\-00 Implausible Data Received from the TCM. \(When U0402\-00 sets in the PCM, the module will start to deny torque requests from the Transmission Control Module \(TCM\). The transmission will fault and go to a fixed gear limp\-inreaction, and send the MIL request to PCM.\) The customer may also experence the following: ? A limp mode when the DTC sets in the PCM. This bulletin involves reprogramming the PCM with the latest available software.
- [1810023](/bulletins/10244454.md), 2023-10-30, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\); POWER TRAIN; ELECTRICAL SYSTEM. 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 \(DTCs\) has been set: ?\*\*P0441 \- EVAP Purge System Performance \(for North America and Mexico markets only\).\*\* ? P0456 \- EVAP System Small Leak. NOTE: \*\* If DTC P0456 is present, use the wiTECH Small Leak Verification Test \(SLVT\) to determine if a leak is present in the system. \*\* This bulletin involves reprogramming the PCM with the latest available software.

JSON: [/v1/bulletins/10214560](/v1/bulletins/10214560)

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