Some customers may experience a rough running engine with a MIL ON P140018 DTC. Upon further inspection, a loose C90/C27 connector pin at the EGR valve may be found. To correct this concern, please reference the repair section of this TSB.
full bulletin at NHTSA ↗2021 Toyota Camry engine problems
moderate Owners of the 2021 Toyota Camry have filed 6 NHTSA complaints about the engine at roughly $3,100 to repair (U.S. federal records, as of July 2026). Source: NHTSA Office of Defects Investigation. See engine across all vehicles →
| Model year | engine complaints |
|---|---|
| 2017 Camry | 9 |
| 2018 Camry | 49 |
| 2019 Camry | 32 |
| 2020 Camry | 33 |
| 2021 Camry (this page) | 6 |
| 2023 Camry | 4 |
When does it fail?
Of the 6 engine complaints filed for the 2021 Toyota Camry, here's the actual mileage breakdown — failures cluster heaviest at 150,000+ mi.
Each bar shows the share of total complaints filed at that mileage range. Peak failure window highlighted. Some owners report problems earlier; some make it well past 150,000 miles symptom-free. Maintenance habits and driving conditions shift the curve as much as mileage alone.
Is there a fix? Manufacturer service bulletins
The manufacturer has issued service bulletins covering engine on this vehicle — documented repair instructions, service campaigns, or warranty extensions sent to dealers. A TSB isn't a recall (it's not a free safety remedy), but it's the manufacturer acknowledging the issue and how to fix it.
OBSOLETE NOTICE February 27, 2026: This bulletin is no longer applicable and is now obsolete.
full bulletin at NHTSA ↗The specific condition covered by this program is for a small engine coolant leak that can occur from the flow shut-off valve that can allow coolant to drip on other parts of the vehicle. This can cause "Engine Maintenance Required" to be displayed on the instrument cluster or cause the A/C not to function normally. Although the flow shut-off valve is covered by Toyota’s New Vehicle Limited Warranty for 36 months or 36,000 miles (whichever comes first), we at Toyota care about the customers’ ownership experience. Toyota is providing coverage for repairs related to Flow Shut-off Valve Coolant Leak.
full bulletin at NHTSA ↗Some 2018 – 2021 model year Toyota vehicles equipped with an A25A-FKS, A25A-FXS, or M20A-FKS engine may exhibit a condition in which an “Engine Maintenance Required” message is displayed in the Multi-Information Display (MID). Additionally, the vehicle will exhibit DTC(s) P268111 (Engine Coolant Bypass Valve Circuit Short to Ground) and/or P268115 (Engine Coolant Bypass Valve Circuit Short to Battery or Open).
full bulletin at NHTSA ↗Some 2021 model year Avalon, 2020 – 2022 model year Camry, and 2019 – 2022 model year RAV4 vehicles equipped with an A25A-FKS engine may exhibit reduced engine power and/or a MIL ON condition with one or more of the following throttle body Diagnostic Trouble Codes (DTCs) present in freezing temperatures: •P01201C: Throttle / Pedal Position Sensor / Switch “A” Circuit Voltage Out of Range. •P210015: Throttle Actuator “A” Control Motor Circuit Short to Battery or Open. •P210019: Throttle Actuator “A” Control Motor Circuit Current Above Threshold. •P211172: Throttle Actuator “A” Control System Actuator Stuck Open. The Engine Control Module (ECM) (SAE term: Powertrain Control Module/PCM) logic a
full bulletin at NHTSA ↗Source: NHTSA manufacturer communications. Bring the bulletin number to your dealer or shop.
What owners are reporting 2 most recent
The contact owns a 2021 Toyota Camry. The contact stated that after starting the engine, the warning message "Engine Maintenance Required" was displayed. The local dealer was contacted and informed that there were no recalls or extended warranties related to the failure. The cause of the failure was not determined, and the vehicle was not yet repaired. The manufacturer was not contacted. The…
Notice Oil Leak under the Vehicle i had done further investigation with it find the Engine Oil Pan leaking oil and upper Valve gasket i believe there is existing Investigation on it too and i file Complaint with Toyota they advise me since there is no Recall they charge $250 to Diagonstic fee i told them i ready have few mechanic shop look at it. please reference this [XXX] AND [XXX] . But…
Common questions
How serious is the engine problem on the 2021 Toyota Camry?
It's a documented issue but not catastrophic. 6 complaints have been filed. Repairs average $3,100 and most owners catch it before it causes a breakdown.
At what mileage does the engine typically fail?
Based on the 6 complaints filed, engine issues most often appear around 205,000 miles. Some report problems earlier; some make it well past 150,000 with no symptoms. Maintenance habits matter — vehicles that received timely fluid services and were not regularly overworked tend to last longer.
What does it cost to fix?
Independent shops typically charge around $3,100 for engine repairs on this vehicle. Dealer pricing tends to run 20-40% higher. The exact figure depends on the specific failure mode, parts availability, and your local labor rates. If you're outside factory warranty, an extended service contract often covers this category.
Are there any recalls related to engine?
No active recalls currently cover engine issues on this vehicle. The complaints filed represent owner-reported failures that haven't risen to the level of a manufacturer-issued recall — but they're still worth knowing about before you buy or budget for repairs.