ZF AL-552 — ZF control unit. On this unit the following is available: Stage 1 for power, Torque Unlock and DTC Off, rollback to the factory calibration, oil pressure optimization. In the database — one modification only on Audi. Read/write: Autotuner, MPPS, MagicMotorSport, KT200, FoxFlash.
The ZF AL-552 unit is found on 1 different engine. Main brands: Audi (1).
The ZF AL-552 ECU supports: STAGE 1, DTC OFF, OIL PRESSURE OPTIMIZATIONS, TORQUE UNLOCK, CHECK IF STOCK OR NOT, RESET TO STOCK. Checksums are recalculated on the engineer's side in WinOLS5.
The ZF AL-552 is supported by: KESS3, Autotuner, MPPS, KTAG, CMD Flash, Trasdata, MagicMotorSport. On production models OBD reading is usually enough; on locked variants — Bench (BDM/JTAG).
Stage 1 on the diesel ZF AL-552 reprograms rail pressure target, SOI/EOI timing, boost target, smoke limiter and torque limiter. The torque gain is noticeable; the HP gain depends on the specific engine.
The original bin/hex/ori is accepted after reading via Autotuner, KESS3 (OBD), KTAG (bench), Trasdata. Checksums are recalculated on the engineer's side.
OBD flashing of the ZF AL-552 — 25-30 minutes, Bench (if needed) — about an hour. The file processing itself takes 5-30 minutes after receipt.
The cost of a ZF AL-552 file is built in the calculator: you pick the operations you need (Stage 1, emissions removals, service operations) and the price is calculated with the package discount applied.