What does the "Engine Oil Level - Reduce Oil Level" message mean in my 2021 Mercedes-Benz AMG GT?

This message indicates that your vehicle's engine oil level is too high and needs to be reduced to prevent potential engine damage. It's a warning from the vehicle's monitoring system.

Is there a specific repair for the AMG GT oil level message?

Yes, Mercedes-Benz Technical Service Bulletin LI18.00-P-073114 outlines a detailed procedure for technicians to diagnose, drain, and refill the engine oil to the correct level, ensuring the "Engine Oil Level - Reduce Oil Level" message is resolved.

What is damage code 1833673 related to?

Damage code 1833673 is associated with a "Sensor electrical fault" and is used in conjunction with operation number 006002 for checking and correcting the oil level, as per TSB LI18.00-P-073114. This code helps track the specific nature of the oil level issue.

What information does my dealer need for a warranty claim related to this issue?

For warranty claims concerning the AMG GT oil level message, the repair order text must explicitly include the original oil level reading from the instrument cluster, the exact volume of oil removed, and the corrected oil level reading after service. This is crucial for claim approval.

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2021 Mercedes-Benz AMG GT 'Engine Oil Level' Message TSB

Mercedes-Benz has issued TSB LI18.00-P-073114 for the 2021 AMG GT addressing the 'Engine Oil Level - Reduce Oil Level' message. This bulletin details the diagnostic steps, oil draining and refilling procedure, and conditions for warranty claims related to oil level issues.

David Chen2021 Mercedes-Benz AMG GTApril 25, 2026

2021 Mercedes-Benz AMG GT — AMG GT oil level message — Editorial illustration generated for this article.

LI18.00-P-073114GF54.30-P-2020RREngine Oil Level - Reduce Oil LevelMercedes-Benz AMG GT Engine Oil Level - Reduce Oil Level messageAMG GT oil level message1833673Sensor electrical fault006002181010Oil sensor message

Symptoms

Owners of a 2021 Mercedes-Benz AMG GT (specifically the GT Black Series) may observe the following symptoms related to engine oil level issues:

A message appearing in the instrument cluster stating: "Engine Oil Level - Reduce Oil Level".
The engine oil level indicator lamp illuminating.
A display message indicating an "Oil sensor message".
The indicator lamp for engine lubrication/oil cooling being lit.

These warnings suggest that the engine oil level is too high, which can potentially lead to engine damage if not addressed. If you see the AMG GT oil level message, it's important to have it checked.

Important Warnings for Warranty Claims

Mercedes-Benz TSB LI18.00-P-073114 specifies critical information that must be included in the repair order (RO) text for any warranty claim related to this issue. Failure to include these details will result in the denial of the warranty claim:

The original oil level reading as displayed in the instrument cluster.
The exact volume of oil that was removed from the engine.
The corrected oil level reading after the service has been performed.

Operation Numbers and Damage Codes

This TSB references specific operation numbers and a damage code crucial for proper documentation and warranty processing:

Operation Number 006002: This operation code is for

Frequently Asked Questions

What does the "Engine Oil Level - Reduce Oil Level" message mean in my 2021 Mercedes-Benz AMG GT?: This message indicates that your vehicle's engine oil level is too high and needs to be reduced to prevent potential engine damage. It's a warning from the vehicle's monitoring system.
Is there a specific repair for the AMG GT oil level message?: Yes, Mercedes-Benz Technical Service Bulletin LI18.00-P-073114 outlines a detailed procedure for technicians to diagnose, drain, and refill the engine oil to the correct level, ensuring the "Engine Oil Level - Reduce Oil Level" message is resolved.
What is damage code 1833673 related to?: Damage code 1833673 is associated with a "Sensor electrical fault" and is used in conjunction with operation number 006002 for checking and correcting the oil level, as per TSB LI18.00-P-073114. This code helps track the specific nature of the oil level issue.
What information does my dealer need for a warranty claim related to this issue?: For warranty claims concerning the AMG GT oil level message, the repair order text must explicitly include the original oil level reading from the instrument cluster, the exact volume of oil removed, and the corrected oil level reading after service. This is crucial for claim approval.

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