Siemens SIMOS7.8 — supported tools

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Siemens SIMOS7.8 engine ECU supported by DFOX via Boot, OBD. Reading and writing for listed applications from: Audi, Seat, Skoda, Volkswagen VW. Variant, memory and operation details are specified in the support records.

Last changed: 2026-10-31 · Card revision 2

Compatibility depends on ECU HW/SW, protocol and active licence. A tool missing from this list does not imply lack of support.

Tool

Connection

Operations

Scope and notes

DFOX

Boot

Read (type unspecified)
Write

Audi; Seat; Seat Altea 1.6 8V BiFuel; Seat Ibiza 1.6l 8V BiFuel; Skoda Octavia 1.6l 8v BiFuel; Volkswagen VW; Volkswagen VW Caddy 1.6l 8v BiFuel; Volkswagen VW Golf VI 1.6l 8v BiFuel; Volkswagen VW Polo 1.6l 8V BiFuel; SIMOS 7.8; MCU C167

Operations confirmed in the DFOX list for the specified application and variant. Memory designation in the list: 29F400 / 29F800. Updates published since October 2025 require DFOX V2 software.

DFOX

OBD

Read (type unspecified)
Write

Operations confirmed in the DFOX list for the specified application and variant. Memory designation in the list: 29F400 / 29F800. Updates published since October 2025 require DFOX V2 software.

Flex

Boot

Operations unspecified

SIMOS7.8; Skoda Octavia (II) 1Z 1.6L CHGA (2004–2012); protocol 50070047; BOOT

Confirmed compatibility for the specified protocol and applications. Requires one of these packages: FLS0.5M, FLS0.5S, FLS0.7M, FLS0.7S. Check this Flex protocol for detailed reading, writing and memory functions.

Pinout Bench

No Bench pinout has been added.

Pinout Boot

No Boot pinout has been added.

Update history

Revision 2 · 2026-10-31
Revision 1 · 2026-10-31