Service Bulletin

2022-2026 Jeep, RAM, Dodge Washer Fluid Warning Lamp Issue

Owners of 2022-2026 Jeep, RAM, and Dodge vehicles may experience a 'Washer Fluid Warning Lamp Illuminated When Reservoir Is Full' message despite a full reservoir. NHTSA Manufacturer Communication 11028894 outlines this electrical system issue and its resolution.

Byeditor marcus weber2022 Jeep Wrangler
2022 Jeep Wrangler — Jeep Wrangler washer fluid warning
Editorial illustration generated for this article.
NHTSA 11028894TSBWasher Fluid Warning Lamp Illuminated When Reservoir Is FullJeep Wrangler washer fluid warningJeep Grand Cherokee washer fluid warningRAM 1500 washer fluid warningDodge Charger washer fluid warningWasher fluid sensor faultElectrical system warning light2022 Jeep Wrangler TSB
Jeep Compass
2021–2026
Jeep Gladiator
2021–2026
Jeep Grand Cherokee
2021–2026
Jeep Grand Cherokee L
2021–2026
Jeep Grand Wagoneer
2022–2026
Jeep Wagoneer
2022–2025
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Jeep Wrangler
2021, 2023, 2024, 2025, 2026
Dodge Charger
2024–2026
Dodge Durango
2021–2025
Ram 1500
2021–2026
Ram 2500
2021–2026
Ram 3500
2021–2026
Ram 4500
2021–2026
Ram 5500
2021–2026

Symptoms of the Washer Fluid Warning Lamp Issue

Owners of various 2022-2026 Jeep, RAM, and Dodge models may observe a persistent warning on their instrument cluster. The primary symptom is the message: "Washer Fluid Warning Lamp Illuminated When Reservoir Is Full". This occurs despite the windshield washer fluid reservoir being adequately filled, indicating a potential malfunction within the vehicle's electrical system rather than a low fluid level.

This false warning can be a nuisance and may lead owners to believe there's a problem with their fluid levels when there isn't. If you experience a persistent Jeep Wrangler washer fluid warning, or a similar message in other affected models, it's important to have it diagnosed.

What NHTSA Manufacturer Communication 11028894 Addresses

NHTSA Manufacturer Communication 11028894, categorized as a Technical Service Bulletin (TSB), specifically addresses the condition where the washer fluid warning lamp illuminates incorrectly. This TSB provides guidance to dealerships and service technicians on how to properly diagnose and resolve this electrical system issue. The bulletin aims to correct the false indication, ensuring the warning system functions as intended.

This TSB covers a wide range of vehicles across the Jeep, RAM, and Dodge lineups from model years 2022 through 2026. The specific nature of the repair, such as a sensor replacement or a software update, would be detailed within the full TSB document provided to technicians. The goal is to eliminate the incorrect Jeep Wrangler washer fluid warning and restore accurate system monitoring.

Owner Action

If you are experiencing the "Washer Fluid Warning Lamp Illuminated When Reservoir Is Full" message in your 2022-2026 Jeep, RAM, or Dodge vehicle, it is recommended to schedule an appointment with an authorized dealership. Inform them about the persistent Jeep Wrangler washer fluid warning and mention NHTSA Manufacturer Communication 11028894. The dealership technicians will be able to access the full TSB and perform the necessary diagnostic and repair procedures to resolve the issue.


Source: NHTSA Manufacturer Communication 11028894

Frequently Asked Questions

What is the issue described in NHTSA TSB 11028894?
NHTSA TSB 11028894 addresses an electrical system issue where the "Washer Fluid Warning Lamp Illuminated When Reservoir Is Full" message appears on the instrument cluster, even when the washer fluid reservoir is full.
Which vehicles are affected by the 'Washer Fluid Warning Lamp Illuminated When Reservoir Is Full' problem?
This issue affects various Jeep, RAM, and Dodge models from model years 2022 through 2026, including the Jeep Wrangler, Grand Cherokee, RAM 1500, and Dodge Charger, among others.
What should I do if my Jeep Wrangler washer fluid warning light stays on?
If your Jeep Wrangler washer fluid warning light remains illuminated despite a full reservoir, you should contact an authorized dealership. Inform them about the issue and reference NHTSA Manufacturer Communication 11028894 for proper diagnosis and repair.
Is the repair for the washer fluid warning lamp issue covered under warranty?
For issues addressed by a Technical Service Bulletin (TSB) like NHTSA 11028894, repairs are typically covered under the vehicle's factory warranty, if applicable. It's best to confirm coverage with your dealership when scheduling service.

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