Bosch EDC16C1 — previous-generation Bosch diesel ECU on a C167 core, fitted in 2003-2010 (TDI PD/CR, Common Rail Mk2). On this unit the following is available: Stage 1/2 for power, removal from the logic of the diesel particulate filter (DPF), the EGR system, the catalytic converter/lambda, disabling the swirl flaps, Hard Cut Limit, Speed Limit Off and DTC Off, rollback to the factory calibration. In the database — 25 modifications on BMW and Alpina. Read/write: Autotuner, MPPS, MagicMotorSport, KT200, FoxFlash.
The Bosch EDC16C1 unit is found on 25 different engines. Main brands: BMW (24), Alpina (1).
The Bosch EDC16C1 ECU supports: STAGE 1, LAMBDA OFF, HARD CUT LIMIT, ECO TUNING, CHECK STOCK OR NOT, DPF OFF, STAGE 2, EGR OFF, DTC OFF, VMAX OFF. Checksums are recalculated on the engineer's side in WinOLS5.
The Bosch EDC16C1 is supported by: KESS3, Autotuner, MPPS, KTAG. On production models OBD reading is usually enough; on locked variants — Bench (BDM/JTAG).
Stage 1 on the diesel Bosch EDC16C1 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 Bosch EDC16C1 — 25-30 minutes, Bench (if needed) — about an hour. The file processing itself takes 5-30 minutes after receipt.
The cost of a Bosch EDC16C1 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.