Have luck with PSG16 read and write by MPPS V21 cable.
read, write PSG16 connecting cables can
Opel Zafira 2.2
cables line can green, white sheathed, must be stripped
strand of cables next to battery
green cable can-h
white cable can-l
blue wire to green wire
orange cable to white cable
red to battery cable +
black to battery-
put contact and read
put contact and write
MPPS V21 clone is reading PSG16 Opel Zafira 2.2
Easy task. MPPS V21 and PSG16 Opel Zafira 2.2: Done!