Flashcal+ (PN 3581-JT) is the most advanced calibration tool available for 2020-2024 Jeep Gladiator JT, combining a Bluetooth-enabled dongle and smartphone app interface. Designed to give you wireless access to key systems like TPMS, gear/tire calibrations, lighting, and auxiliary features, it replaces outdated wired handhelds. Flashcal+ also supports live monitoring, DTC clearing, and optional configuration of systems like DRLs, fogs, lockers, steering, and towing packages. The app provides unmatched flexibility for tuning and customizing your Jeep, especially for modified builds or trail-prepped rigs.

Superchips 3581-JT Features:

• Wireless calibration via Bluetooth dongle and smartphone app
• TPMS adjustment and disable options (22–56 psi)
• Tire size calibration via GPS or manual entry (26–40 in.)
• Gear ratio support: 2.73 – 5.38:1 (axle), 2.72 – 5.00:1 (T-case)
• Live data display and customizable gauges
• Service tools: ABS initialization, Cam/Crank sync, module resets
• Lighting config: DRL selector, fog light dropout disable, halo light control
• Auto Start/Stop disable (persistent as long as dongle is connected)
• Auxiliary switch enable, blind spot detection control, splash screen swap
• Electronic steering pump disable for hydraulic conversion
• Locker and sway bar control through CRAWL screen (Rubicon only)
• Line Lock and Rock Lock brake holding modes
• Read and clear diagnostic trouble codes (CELs/DTCs)

Superchips 3581-JT Notes:

• Functions vary by trim level and factory configuration
• Additional OEM or aftermarket components required for some BCM modifications
• Do not use Flashcal+ on vehicles previously adjusted with Tazer

App Links:

Emissions Note:

This part is legal for sale or uses on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.

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