# Service bulletin 1400221

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: 10230109
- Published by NHTSA: 2023\-01\-17
- Manufacturer's number: 1400221
- Manufacturer's date: 2021\-05\-11
- NHTSA component: EXTERIOR LIGHTING; FUEL SYSTEM, GASOLINE

## NHTSA's summary

Incorrect Fuel Delivery Module This bulletin involves replacing the fuel pump module. Customers may experience a Malfunction Indicator Lamp \(MIL\) illumination. Upon further investigation the technician may find that the following Diagnostic Trouble Codes \(DTCs\) have been set: P062A \- Fuel Pump Control Performance. DTC is set due to the fuel tank was assembled with the incorrect fuel pump. The customer may also experience the following:A reduced level of performance or performance issues when requesting Wide Open Throttle \(WOT\).

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2021/MC-10230109-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2021/MC-10230109-9999.pdf)

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

## Components

Fuel system, Lighting

## Trouble codes named

P062A

## Vehicles listed

- 2020 to 2021 JEEP WRANGLER

## Recalls for the same vehicles and component

- [24V676000](/recalls/nhtsa/24V676000.md), 2024-09-12: BACK OVER PREVENTION: SENSING SYSTEM: CAMERA; EXTERIOR LIGHTING:BRAKE LIGHTS
- [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
- [2021748](/recalls/tc/2021748.md), 2021-12-10: Lights And Instruments
- [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
- [2021372](/recalls/tc/2021372.md), 2021-06-11: Lights And Instruments

## 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
- [0300224](/bulletins/10251863.md), 2024-03-18, Service bulletin: EXTERIOR LIGHTING; BACK OVER PREVENTION. Front and Rear Axle Sensor Kit \*\*Customers may experience a Malfunction Indicator Lamp \(MIL\) illumination. Upon further investigation the technician may find that the following Diagnostic Trouble Code \(DTC\) has been set: ? C1451\-11 \- Service Axle Locker System\*\* Customers may also comment on a Service Axle Locker message displayed in the Electronic Vehicle Information Center \(EVIC\) for this condition.
- [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.
- [0824923](/bulletins/10248940.md), 2024-01-16, Service bulletin: EXTERIOR LIGHTING. Flash: Battery Pack Control Module \(BPCM\) Diagnostic and System Update 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 \(DTCs\) have been set: ? P0607\-00 \- ECU Internal Performance. ? P0C78\-00 \- Hybrid/EV Battery System Precharge Time Too Long. This bulletin involves updating the BPCM with the latest available software.
- [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

JSON: [/v1/bulletins/10230109](/v1/bulletins/10230109)

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