Olympus ESG-410 Electrosurgical Generator Recall: Error Message Causes Reboots
Olympus recalls ESG-410 Electrosurgical Generators that may display error message E0662, causing automatic reboots or loops. Affected units have specific serial numbers and model WA91327U.
Lower-risk recall
Potential for the ESG-410 Electrosurgical Generator to display an error message: "E0662 System Error", followed by either automatic single reboots of the device, or continuous reboot 'loops'.
Contact the company
What happened, in plain English
Olympus is recalling ESG-410 Electrosurgical Generators that may display an error message causing the device to reboot repeatedly. This could disrupt surgery and lead to potential complications if not addressed. Read more at govinfonow.com/recall/51734-olympus-esg-410-electrosurgical-generator-recall-error-message-causes-reboots.
Source Summary by GovInfoNow · govinfonow.com/recall/51734-olympus-esg-410-electrosurgical-generator-recall-error-message-causes-reboots · Updated August 17, 2026 · FDA enforcement record: FDA #Z-2338-2025
Cite this page
“Olympus ESG-410 Electrosurgical Generator Recall: Error Message Causes Reboots.” GovInfoNow, updated August 17, 2026. https://govinfonow.com/recall/51734-olympus-esg-410-electrosurgical-generator-recall-error-message-causes-reboots. Based on FDA recall #Z-2338-2025 (https://api.fda.gov/device/enforcement.json?search=recall_number:%22Z-2338-2025%22&limit=1).
Why it’s dangerous
The ESG-410 may show error message E0662, leading to automatic single reboots or continuous reboot loops. This could interrupt surgical procedures but does not cause physical injury during normal use.
Who’s affected
Surgical teams using the ESG-410 Electrosurgical Generator with serial numbers listed in the recall. The risk is low as the issue only causes temporary reboots without immediate harm.
How to tell if you have this one
Check for serial numbers starting with 101696 to 102725 in the list provided. The model number is WA91327U. The device is used in surgical settings for cutting and coagulation during procedures.
- Brand
Olympus- Category
Medical device
All 2 products in this recall
FDA lists each product line separately under one recall event. Check your product description, lot or code numbers against each row. Every row shares the hazard and remedy on this page.
- Classification
Class II- Status
Ongoing- Distribution
US Nationwide distribution.
| Recall number | Product, codes & lots | Quantity |
|---|---|---|
| Z-2338-2025 | Electrosurgical, Cutting and Coagulation and Accessories. Electrosurgical Generator ESG-410 Surgical Energy Platform (SEP). Model Number: WA91327U. The ESG-410 Electrosurgical Generator is an electrosurgical generator which utilizes monopolar and bipolar high frequency current and supports ultrasonic instruments during open surgery, laparoscopic surgery, including single-site surgery, and endoscopic surgery.; Model Number: WA91327U. Lot Code: ESG-410 (SEP) WA91327U. UDI-DI: 04042761087698. Serial Numbers: 101696, 101697, 101698, 101699, 101700, 101701, 101702, 101703, 101704, 101705, 101706, 101707, 101708, 101709, 101710, 101919, 101920, 101921, 101922, 101923, 101924, 101925, 101926, 101927, 101928, 101929, 101933, 101934, 101935, 101936, 101937, 101940, 101941, 101942, 101945, 101946, 101947, 102148, 102149, 102150, 102151, 102152, 102153, 102154, 102156, 102157, 102158, 102159, 102160, 102161, 102162, 102164, 102165, 102167, 102168, 102170, 102172, 102173, 102174, 102175, 102176, 102177, 102178, 102179, 102180, 102181, 102182, 102183, 102184, 102185, 102186, 102187, 102188, 102189, 102190, 102191, 102193, 102194, 102195, 102198, 102199, 102200, 102266, 102427, 101932, 102155, 102163, 102197, 102660, 102661, 102662, 102663, 102664, 102665, 102666, 102667, 102668, 102669, 102670, 102671, 102672, 102673, 102674, 102675, 102676, 102677, 102678, 102679, 102680, 102681, 102682, 102683, 102684, 102685, 102686, 102687, 102688, 102689, 102690, 102691, 102692, 102693, 102694, 102695, 102696, 102697, 102698, 102699, 102700, 102701, 102702, 102703, 102704, 102705, 102706, 102707, 102708, 102709, 102710, 102711, 102712, 102713, 102714, 102715, 102716, 102717, 102718, 102719, 102721, 102722, 102723, 102724, 102725, 103922, 103930. | 155 units |
| Z-2339-2025 | Electrosurgical, Cutting and Coagulation and Accessories. Electrosurgical Generator ESG-410. Model Number: WA91307C. The ESG-410 Electrosurgical Generator is an electrosurgical generator which utilizes monopolar and bipolar high frequency current and supports ultrasonic instruments during open surgery, laparoscopic surgery, including single-site surgery, and endoscopic surgery.; Model Number: WA91307C. Lot Code: ESG-410 Legacy WA91307C. UDI-DI: 04042761086349. Serial Numbers: 101004, 101005, 101006, 101007, 101008, 101009, 101010, 101011, 101012, 101013, 101014, 101015, 101016, 101017, 101018, 101019, 101020, 101021, 101022, 101023, 101024, 101025, 101029, 101030, 101031, 101032, 101033, 101034, 101035, 101036, 101037, 101038, 101039, 101040, 101041, 101042, 101043, 101044, 101045, 101046, 101047, 101048, 101049, 101050, 101051, 101052, 101053, 101054, 101055, 101056, 101057, 101058, 101059, 101060, 101061, 101062, 101063, 101064, 101066, 101067, 101068, 101069, 101070, 101071, 101072, 101073, 101074, 101238, 101239, 101240, 101241, 101242, 101243, 101244, 101245, 101246, 101247, 101250, 101251, 101252, 101253, 101254, 101255, 101256, 101257, 101258, 101259, 101260, 101261, 101262, 101263, 101264, 101265, 101266, 101267, 101268, 101269, 101270, 101271, 101272, 101273, 101274, 101275, 101276, 101277, 101278, 101279, 101280, 101281, 101282, 101283, 101284, 101285, 101286, 101287, 101288, 101289, 101290, 101291, 101292, 101293, 101294, 101295, 101296, 101297, 101298, 101299, 101300, 101301, 101302, 101333, 101334, 101335, 101336, 101337, 101338, 101339, 101340, 101341, 101342, 101370, 101371, 101372, 101373, 101374, 101375, 101376, 101377, 101378, 101379, 101395, 101396, 101397, 101398, 101399, 101400, 101401, 101402, 101403, 101432, 101433, 101434, 101435, 101436, 101437, 101438, 101439, 101440, 101441, 101613, 101633, 101634, 101635, 101636, 101637, 101638, 101684, 101685, 101686, 101687, 101688, 101689, 101691, 101690, 101692, 101693, 101694, 101695, 101743, 101744, 101745, 101746, 101747, 101748, 101749, 101750, 101751, 101752, 101753, 101754, 101755, 101756, 101757, 101758, 101759, 101760, 101761, 101762, 101763, 101764, 101765, 101766, 101767, 101768, 101769, 101770, 101771, 101772, 101773, 101774, 101775, 101776, 101777, 101778, 101779, 101780, 101781, 101782, 101783, 101784, 101785, 101786, 101787, 101788, 101789, 101958, 101959, 101960, 101961, 101962, 101963, 101964, 101965, 101966, 101967, 101968, 101969, 101970, 101971, 102017, 102018, 102019, 102020, 102021, 102024, 102025, 102026, 102027, 102028, 102055, 102056, 102057, 102058, 102059, 102060, 102061, 102062, 102063, 102064, 102065, 102066, 102067, 102068, 102069, 102284, 102285, 102286, 102287, 102288, 102289, 102290, 102291, 102292, 102293, 102294, 102295, 102296, 102297, 102298, 102299, 102300, 102301, 102302, 102303, 102304, 102305, 102306, 102307, 102308, 102309, 102310, 102311, 102312, 102313, 102314, 102315, 102316, 102317, 102318, 102319, 102320, 102321, 102323, 102325, 102326, 102327, 102328, 102329, 102330, 102331, 102332, 102333, 102334, 102335, 102362, 102363, 102364, 102366, 102367, 102368, 102369, 102370, 102371, 102372, 102373, 102391, 102392, 102393, 102394, 102395, 102396, 102397, 102399, 102400, 102401, 102402, 102403, 102404, 102405, 102406, 102407, 102408, 102409, 102410, 102411, 102412, 102413, 102414, 102415, 102416, 102417, 102418, 102419, 102420, 102421, 102422, 102423, 102424, 102425, 102426, 102428, 102429, 102430, 102431, 102432, 102433, 102434, 102435, 102436, 102437, 102438, 102439, 102440, 102441, 102442, 102443, 102444, 102445, 102497, 102498, 102499, 102500, 102501, 102502, 102503, 102504, 102505, 102506, 102507, 102508, 102509, 102510, 102511, 102512, 102513, 102515, 102516, 102517, 102518, 102519, 102520, 102521, 102522, 102523, 102802, 102807, 102808, 102809, 102810, 102814, 102818, 102819, 102820, 102821, 102822, 102823, 102828, 102829, 102830, 102831, 102832, 102834, 102836, 102837. | 434 units |
What to do — step by step
Check Device Status
Look for error message E0662 on the ESG-410 device. If displayed, the device may reboot repeatedly.
Where it went and when
Where it was distributed
Distributed nationwide.
FDA distribution: “US Nationwide distribution.” States read from FDA’s own wording; “not listed” means the notice does not name it.
Distributed nationwide.
Recall timeline
FDA published this recall 33 days after the firm started it.
- Firm started the recall
- FDA classified it Class II
- Published in FDA’s Enforcement Report
Dates from the agency record only; steps without a date are left out.
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Where this comes from
The facts (hazard, remedy, dates, manufacturer) are pulled from the official FDA recall record. The plain-language summary and step-by-step checklist are written by GovInfoNow to make the official notice easier to act on — they don’t replace it.
- Official source: FDA Recall #Z-2338-2025 (July 25, 2025) — FDA publishes no per-recall page; this is the official machine-readable enforcement record. Search FDA recalls for Z-2338-2025 to see it in context.
- Plain-language summary written by qwen3:4b on August 17, 2026, from the official record above. Not reviewed by a person — if it conflicts with the FDA notice, the notice is correct. Report an error on this page.
- GovInfoNow is an independent service and is not a government agency. We republish official FDA recall data; we don’t issue, amend or administer recalls.