Jeep bulletin 1806923
What it saysFlash: Powertrain Control Module (PCM) Updates Customers may experience a Malfunction Indicator Lamp (MIL) illumination. NHTSA’s full summary ↓
Jeep filed this with NHTSA as a service bulletin dated Nov 29, 2023, received Jul 31, 2023, about the electrical system — 4 documents under this number. It names 1 model year (2023). A service bulletin is not a safety recall: it is the manufacturer telling its dealers how to diagnose or repair a condition, and whether the work is paid for depends on the warranty in force. Quoting the number at a service desk can save a diagnosis.
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What the bulletin says
Source: NHTSA's summary of the manufacturer's communicationFlash: Powertrain Control Module (PCM) Updates 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: ? P219A - Bank 1 Air-Fuel Ratio Imbalance. **The customer may also experience the following: ? A/C auto stops in 4WD Terrain and Traction Modes.** This bulletin involves reprogramming the PCM with the latest available software.
Trouble codes it names: P219A
Documents filed under this number
| Document | Kind | Dated | NHTSA id | At NHTSA |
|---|---|---|---|---|
| 1806923 | Service bulletin | Nov 29, 2023 | 10248954 | not found |
| 1806923 | Service bulletin | Sep 28, 2023 | 10248623 | not found |
| 1806923 | Service bulletin | Sep 28, 2023 | 10244462 | not found |
| 1806923 | Service bulletin | May 26, 2023 | 10239981 | not found |
The summary is NHTSA’s abstract of the document, as filed under 49 CFR 579.5. One communication is usually filed as several documents — the bulletin, a dealer notice, an owner letter — and the number on any of them finds this page. A PDF link is shown only once NHTSA’s own server has been seen to serve that document; the rest are checked over the following nights. Quote the number at a service desk; it is what the dealer’s system is keyed on.
Doing the repair yourself, or pricing it before the shop does? Search the part by fitment on eBay Motors — the listing and the price are the seller’s.
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Model years it names
Source: as the manufacturer filed themA vehicle page’s bulletin list shows the newest few communications filed against that model year; the count there is every one.
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What owners reported
Source: NHTSA complaint databaseOwners of the 1 model year this bulletin names have filed 46 complaints with NHTSA since 2015. 20 of them name Electrical System, Power Train — the same broad component group this bulletin is filed under. NHTSA groups complaints coarsely, so that means the same area of the vehicle, not necessarily the same fault.
The contact owns a 2023 Jeep Compass. The contact stated that while driving at an undisclosed speed, the accelerator pedal was depressed; however, the vehicle jerked. The contact heard a whining sound when the transmission shifted. The vehicle was taken to the dealer however, the failure could not be duplicated.
2023 Jeep Compass · Power Train · filed with NHTSA Jul 1, 2024
At night, the light sensors cause the GPS map screen to flash from dark mode to bright white screen when passing under street lights. Car is available for inspection. This is a safety factor in that the bright white lights flashing in the driver's eyes in the dark is very dangerous and distracting.
2023 Jeep Compass · Exterior Lighting · filed with NHTSA Oct 3, 2024
The contact owns a 2023 Jeep Compass. The contact stated while driving at an undisclosed speed, several unknown warning lights were illuminated. The contact pulled over to the side of the roadway. The vehicle was towed to the dealer, where an unknown computer repair was performed.
2023 Jeep Compass · Electrical System · filed with NHTSA Oct 1, 2024
A complaint is one owner’s account, not a defect finding, and a bulletin is not a recall. Nothing here says this bulletin was issued because of these complaints, or that the repair it describes fixed them. Complaint files on this site begin in 2015.
More bulletins about the electrical system
Source: same model, same component group150 other manufacturer communications filed against the Jeep Compass under the same component group (electrical system), newest first. The eight newest are listed; the rest are on the Jeep list.
| Number | Kind | Dated | NHTSA’s summary |
|---|---|---|---|
| 08-287-26 | Service bulletin | Sep 23, 2026 | Not applicable to vehicles built for US market. R1H Radio Update to U41.17 - Dealer Option Customers may experience one or more of the follo… |
| OTHERDOC_180 | Other | Sep 8, 2026 | Radio Over The Air Update to U43.17 R1H Software Version (FOTA) Customers may experience one or more of the following:- Navigation Stabilit… |
| 9100900 | Service bulletin | Sep 8, 2026 | Passive Entry O/S Dr Handle Prior to replacing an inoperative passive entry door handle, perform Star Online S2623000040. |
| 08-314-26 | Service bulletin | Aug 26, 2026 | Headlamp And Dash Wiring Not Secure Customers may experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle may SYMPTOM: ex… |
| 08-324-26 | Service bulletin | Aug 25, 2026 | Not applicable to vehicles built for US market. Flash: Anti-Lock Brakes (ABS) Updates Customers must experience a Malfunction Indicator Lamp… |
| 08-323-26 | Service bulletin | Aug 25, 2026 | Service 4WD Light Illuminated Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must SYMPTOM: exhibi… |
| 113823 | Service bulletin | Aug 5, 2026 | WIRING - HEADLAMP TO DASH |
| 08-306-26 | Service bulletin | Aug 1, 2026 | Not applicable to vehicles built for US market. Generic Key Fobs Shipped with Vehicle Customers may comment on the following: SYMPTOM: ● Key… |
Quote the number at the service desk. It is what the dealer’s system is keyed on.
Every manufacturer communication NHTSA holds for Jeep, by the number printed on the letter.
Common questions
Source: NHTSA, 49 CFR 579.5Is Jeep 1806923 a recall?
No. A service bulletin is a manufacturer communication filed with NHTSA under 49 CFR 579.5; a safety recall carries an NHTSA campaign number (two digits, a letter, six digits) and a federal duty to repair for free. Check the vehicle’s recalls by VIN at nhtsa.gov/recalls, or on its page here.
Is the 1806923 repair free?
Not automatically. A service bulletin describes how to diagnose or repair a condition; who pays depends on the warranty in force, any extension, and the dealer. Quoting the number can save a diagnosis either way.
Which vehicles does 1806923 cover?
The manufacturer filed it against 1 model year: 2023 Jeep Compass. Whether one particular vehicle is affected is a matter of its VIN and its build, not its model year alone.