# Service bulletin S2125000002RevA

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: 10219975
- Published by NHTSA: 2022\-09\-15
- Manufacturer's number: S2125000002RevA
- Manufacturer's date: 2021\-08\-21
- NHTSA component: FUEL SYSTEM, GASOLINE

## NHTSA's summary

Customer complaint includes a Mil\-on condition. Upon further investigation, one or more of the following fault codes may be set in the PCM: P0456 \- EVAP System Small Leak P0455 \- EVAP System Large Leak P04EC \- EVAP System Large Leak \- Fuel Tank Side \(PHEV only\) P04EE \- EVAP System Very Small Leak \- Fuel Tank Side \(PHEV only\) P0441 \- EVAP Purge Flow Performance P1CEA \- Boost Side EVAP Purge System Performance

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2021/MC-10219975-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2021/MC-10219975-9999.pdf)

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

## Components

Fuel system

## Trouble codes named

P0441, P0455, P0456, P04EC, P04EE, P1CEA

## Vehicles listed

- 2020 to 2021 JEEP WRANGLER

## Recalls for the same vehicles and component

- [2023218](/recalls/tc/2023218.md), 2023-04-13: Fuel System
- [23V263000](/recalls/nhtsa/23V263000.md), 2023-04-13: FUEL SYSTEM, DIESEL:DELIVERY:FUEL PUMP
- [22V767000](/recalls/nhtsa/22V767000.md), 2022-10-13: ENGINE; FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP
- [2021530](/recalls/tc/2021530.md), 2021-08-26: Fuel System
- [21V665000](/recalls/nhtsa/21V665000.md), 2021-08-26: FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS

## Other bulletins for the same vehicles and component

- [14\-010\-25 REV. C](/bulletins/11020108.md), 2025-07-02, Service bulletin: FUEL/PROPULSION SYSTEM. Frequent Repairs Of Fuel System Components Such As Fuel Filters Numerous Stellantis vehicles having fuel line components replaced such as diesel fuel filters. Occasionally, components are replaced before their standard life expectancy or when not contaminated with debris.
- [14\-010\-25 REV. B](/bulletins/11019433.md), 2025-06-10, Service bulletin: FUEL/PROPULSION SYSTEM. "Frequent Repairs Of Fuel System Components Such As Fuel Filters Numerous Stellantis vehicles having fuel line components replaced such as fuel filter. Occasionally, components are replaced before their standard life expectancy or when not contaminated with debris "
- [14\-010\-25 REV. A](/bulletins/11018863.md), 2025-06-02, Service bulletin: FUEL/PROPULSION SYSTEM. "Frequent Repairs Of Fuel Line Components Such As Fuel Filters Numerous Stellantis vehicles having fuel line components replaced such as fuel filter. Occasionally, components are replaced before their standard life expectancy or when not contaminated with debri "
- [105038](/bulletins/11018500.md), 2025-05-20, Service bulletin: FUEL/PROPULSION SYSTEM. TUBE \- FUEL INJECTOR SUPPLY \& GASKET \- NONE
- [105039](/bulletins/11018408.md), 2025-05-16, Service bulletin: FUEL/PROPULSION SYSTEM. TUBE \- FUEL INJECTOR SUPPLY \& GASKET \- NONE
- [S2308000152](/bulletins/10248902.md), 2024-01-16, Service bulletin: FUEL SYSTEM, GASOLINE. Vehicle in an Accident, Fuel Shut Off, Vehicle Does not Start
- [S2318000010](/bulletins/10248584.md), 2024-01-08, Service bulletin: FUEL SYSTEM, GASOLINE. Message in cluster for "Performance Limited Service Fuel System" with no DTC's
- [9100134](/bulletins/10247903.md), 2024-01-02, Service bulletin: SERVICE BRAKES; FUEL SYSTEM, GASOLINE; BACK OVER PREVENTION. Engine When replacing a GMET4 long block from a 2021 JL or older, you will need to carry over the injector wiring harness from the original engine, and the Fuel pressure sensor should be replaced with part number: 68212572AB.
- [S2318000010](/bulletins/10244423.md), 2023-10-30, Service bulletin: FUEL SYSTEM, GASOLINE; ELECTRICAL SYSTEM. Message in cluster for "Performance Limited Service Fuel System" with no DTC's
- [1400423](/bulletins/10242781.md), 2023-09-25, Service bulletin: FUEL SYSTEM, GASOLINE. Fuel Filler Cap Tether Too Long 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: ?P04EC \- EVAP System Large Leak Detected \- Fuel Tank Side. ? P04EE \- EVAP System Very Small Leak Detected \- Fuel Tank Side. Customers may also comment the following: ? There is a "Check Gas Cap" message in the Instrument Panel Cluster \(IPC\). NOTE: The above condition is caused from an air leak through the fuel filler cap and fuel filler neck seal, because the fuel filler cap tether is caught between both. This bulletin involves removing the fuel filler cap tether and replacing it with a shorter tether.

JSON: [/v1/bulletins/10219975](/v1/bulletins/10219975)

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