Error E22 Refers to uni mod 16 x 16 transmission.
PWM solenoid current below valid range.
Check the solenoid resitance, spec = 2.4 ohms at 20 degrees c
You will find the flow diagram 28 in the repair manual SE4861 Part 5 Chapter 1 page 165.
If you cannot trace the flow diagram text me an e-mail address to 07914381010 and I send a copy.
Ash
February 2011