Simos 33a Pinout Top ((free))

The (often paired with Simos 3.4A) is an engine control unit (ECU) primarily found in VAG group vehicles like the and VW Golf with 1.6L engines.

One of the most common points of confusion is the connector orientation. The SIMOS 33A typically utilizes a multi-plug system with three distinct rows or connector blocks plugged into the ECU casing. simos 33a pinout top

It typically contains a 29F400BB Flash chip and a 93C76 EEPROM . The (often paired with Simos 3

When looking at the ECU installed in the car (usually in the plenum chamber near the windshield), the connectors are often stacked. In wiring diagrams and repair manuals, these are often referred to by their position or color: simos 33a pinout top