"Guus Obelink" > wrote in message >...
> The dealer resetted the motor management computer, but without positive
> result. Now he suggest to replace the electromotor (NL: stappenmotor) which
> controls the throttle. The dealer said the had a good result on an other
> 156, which had the same problem. This electromotor cost about 100 euro and
> mounting will cost another 50 euro.
I had this motor replaced on a 146 with a similar sounding problem
(after the garage had replaced the Lamda sensor twice and charged me
for that work) and it solved the problem.