Low / high cooling fans speed test on EDC15 / EDC15C7 46796045 / ?????? part numbers used on Lancia works in a confusing manner on versions with 2 FANS. Fans run at low speed when output on B23 pin is low (open collector output from ECU). This command works properly. Fans run at high when BOTH pins ...

Hello there, I have a funny error code return. The car is Alfa 156 2.4 JTD 136 HP of year 2000. It does NOT have a throttle box on the air intake. Only next generation (140 HP and more) do have this box. However, randomly (once a day or week), the error E6 throttle switch or sensor malfunction is re...