Service Bulletin

2021 Toyota Camry "Engine Maintenance Required" Message TSB

A technical service bulletin addresses the "Engine Maintenance Required Visit Your Dealer" message appearing on the combination meter in certain 2021 Toyota Camry, RAV4, Avalon, Highlander, and Corolla vehicles equipped with specific engines. This issue is typically resolved with an Engine Control…

ByAhmet Topcu — Founder & Editor-in-Chief2021 Toyota Camry
2021 TOYOTA Camry — Toyota Camry Engine Maintenance Required
Editorial illustration generated for this article.
Engine Maintenance Required Visit Your DealerToyota Camry Engine Maintenance RequiredToyota RAV4 Engine Maintenance RequiredToyota Avalon Engine Maintenance RequiredToyota Highlander Engine Maintenance RequiredToyota Corolla Engine Maintenance RequiredA25A-FKS engineA25A-FXS engineM20A-FKS engineM20A-FXS engine
Toyota Avalon
2021
Toyota Corolla
2021
Toyota Highlander
2021
Toyota RAV4
2021

Symptoms

Owners of affected 2021 Toyota Camry vehicles may observe a warning message on their instrument cluster. The specific message displayed is "Engine Maintenance Required Visit Your Dealer". This indicator suggests that the vehicle's engine control system has detected a condition requiring attention.

Diagnosis / Trigger Conditions

This condition primarily affects certain 2018-2021 Toyota vehicles equipped with specific engine types. The engines identified in the TSB are the A25A-FKS/FXS or M20A-FKS/FXS. The appearance of the "Engine Maintenance Required Visit Your Dealer" message is linked to the Engine Control Module (ECM) software in these vehicles.

Repair Procedure Summary

To address the "Engine Maintenance Required Visit Your Dealer" message, the recommended repair involves updating the Engine Control Module (ECM) software. This software update is designed to correct the underlying condition that triggers the warning message on the combination meter.

Owner Action

If your 2021 Toyota Camry, or other affected Toyota model, displays the "Engine Maintenance Required Visit Your Dealer" message, it is recommended to visit your authorized Toyota dealer. They can diagnose the specific cause and perform the necessary Engine Control Module (ECM) software update. This type of software update is typically covered under warranty if your vehicle meets the eligibility criteria.

NHTSA Source Citation

NHTSA ID: 10224142

Frequently Asked Questions

What does "Engine Maintenance Required Visit Your Dealer" mean on my 2021 Toyota Camry?
This message indicates that your vehicle's Engine Control Module (ECM) has detected a condition that requires attention. For some 2021 Toyota Camry models, a Technical Service Bulletin (TSB) suggests it's related to the ECM software.
Which Toyota models and engines are affected by the "Engine Maintenance Required" message TSB?
The TSB applies to certain 2018-2021 Toyota vehicles, including the 2021 Toyota Camry, RAV4, Avalon, Highlander, and Corolla, specifically those equipped with A25A-FKS/FXS or M20A-FKS/FXS engines.
How is the "Engine Maintenance Required Visit Your Dealer" message resolved?
The resolution typically involves an update to the Engine Control Module (ECM) software. Your Toyota dealer can perform this update to correct the issue triggering the message.
Is the ECM software update for the "Toyota Camry Engine Maintenance Required" message covered under warranty?
Generally, software updates related to technical service bulletins are covered under the vehicle's factory warranty. It's best to confirm with your Toyota dealership.

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