Passat L4-1984cc 2.0L DOHC (9A) (1990)
-
connect multimeter between terminals 1 and 15 of ignition coil using jumper leads from VW 1594 adaptor kit
-
switch ON ignition
-
touch center wire from disconnected Hall sender connector briefly to ground using jumper lead from VW 1594 adaptor kit
-
the voltage value must increase to 2 volts minimum and then return to 0 Volts
If voltage does not drop
-
trial replace power output stage of ignition coil
-
and/or trial replace CIS-E Motronic control unit (J 204)
-
inspect ignition coil to see if sealing compound is leaking out, replace if necessary