Production release
PulseWidth Classic 1.0.0 is live.
Every active PulseWidth account can download the signed Windows application. The Free toolkit includes HC16 reading, editing, flashing, logging, and diagnostics. A paid Customer license unlocks Live Tuning and any custom feature approved for the exact ROM.
Sign in with an active account to download the installer. Windows 10 or 11 and a compatible J2534 interface are required for vehicle communication.
ROM-specific Live Tuning
Live Tuning is available with a paid Customer license; the table list is ROM-specific.
Launch Control
Available for exact A4TC400L after the app confirms ROM identity and manual-transmission context.
Fail-closed feature checks
Unsupported features stay hidden and cannot be applied to a different calibration.
SHA-256 e10a1e034d2865fa33ba4b5c518eca77e9878baa6e604115162229b144fe8e13
Exact-ROM capability check
What features are available for my ROM?
Select the calibration ID shown in your ROM or by PulseWidth Classic. Availability below is for version 1.0.0 and is rechecked inside the app before a feature can be applied.
- • Signed Windows installer with account login, vehicle garage, ROM editor, logger, diagnostics, and guarded HC16 flash workflows.
- • Exact-ROM Live Tuning layouts for supported stock HC16 release images, with per-calibration table lists.
- • Paid encrypted PWT projects, revision/cloud recovery workflows, and feature-patch entitlement.
- • Launch Control for exact A4TC400L; other ROMs keep Launch Control hidden in this version.