FDA Enforcement Class II Ongoing

t:slim X2 insulin pump with Interoperable Technology, Control-IQ+ technology, REF: 1014070, 1014071, 1014072, 1014073, and User Guide when using Dexcom G7 sensor; Tandem Mobi insulin pump with Interoperable Technology, Control-IQ+ technology, REF: 1014801, 1014811, 1014813, and User Guide when using Dexcom G7 sensor

Recall: Z-0232-2026 · Reported October 29, 2025

Enforcement

Recall Number
Z-0232-2026
Event ID
97403
Classification
Class II
Status
Ongoing
Product Type
Devices
Firm
Tandem Diabetes Care, Inc.
Voluntary / Mandated
Voluntary: Firm initiated
Initial Notification
Letter
Report Date
October 29, 2025
Initiation Date
August 5, 2025
Classification Date
October 23, 2025
Address
12400 High Bluff Dr, San Diego, CA, 92130-3077, United States

Description

t:slim X2 insulin pump with Interoperable Technology, Control-IQ+ technology, REF: 1014070, 1014071, 1014072, 1014073, and User Guide when using Dexcom G7 sensor; Tandem Mobi insulin pump with Interoperable Technology, Control-IQ+ technology, REF: 1014801, 1014811, 1014813, and User Guide when using Dexcom G7 sensor

Reason

A software defect in versions 7.9.0.1 and 7.10.1 of the pump software for Tandem t:slim X2 and version 7.9.0.1 of the Tandem Mobi pump with Control-IQ+ technology that are paired with a G7 sensor may result in an unexpected automatic insulin correction bolus (autobolus ) which could result in hypoglycemia.

Code Info

t:slim X2, UDI-DI: 00389152407012, 00389152407111, 00389152407210, 00389152407319 with software versions 7.9.0.1 and 7.10.1, User Guide versions not including and prior to: AW-1014562 Revision D; Tandem Mobi, UDI-DI: 00389152480114, 00389152481111, 00389152481319 with software version 7.9.0.1, User Guide versions not including and prior to: AW-1014938 Revision C

Distribution

US nationwide distribution including Puerto Rico.

Quantity

122,958