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Description

VEMS Audi 5 Cylinder ECUVEMS v3. x ECU with Motronic55 connector and internal MAP sensor. The Audi AAN (same pinout as the ABY ADU) and the Audi 3B were the first applications (note that 3B has different pinout with only 1 ignition channel). These use special "auditrigger" 3 sensor trigger system with the 135 tooth flywheel teeth VR, crankhome VR and cam HALL sensor. The audi factory MAT (manifold air temperature) sensor is PTC type, so 430 Ohm pullup resistor is used for

We believe this to be mostly due to coolant flow problems

0: 0 IGBT + 8 logic-level output (useful for 8cyl fully sequential with active coils)

relays and solenoids

Good for EV1 type connectors

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