Solenoid B1 K3 (with large coil), automatic transmission AW TF-60SN 09G 09K 09M 03-up

Solenoid N90 (No. 3 Solenoid)

The N90 solenoid is a normally closed solenoid with pulse width modulation (PWM), controls the switching on and off of K3 clutch. When this solenoid is completely turned off, the K3 clutch is fully engaged. If this solenoid fails (error code in VAG 00262) in the "Off" position (normally closed), switching to the 3rd, 5th gear and Revers can be accompanied by thumps.

Solenoid N283 (No. 10 Solenoid)

The solenoid N283 is a normally closed solenoid, controls the B1 clutch. If this solenoid fails in the "Off" position (normally closed), thumps may occur during shifts  to 2 and 6 gears.

Solenoid B1 K3 (with large coil), automatic transmission AW TF-60SN 09G 09K 09M 03-up

This solenoid ensures work of the 2nd  and 6th gears (pack B1) and 3th, 5th, reverse gears (K3 pack)