Most cars are equipped to reset oil change warning lights. If the Fiat Doblo does not have instructions in its manual, then you will have to have the dealer or a mechanic do it for you.
Fiat Doblo (119) model type 1.6 16V (223AXD1A)
how to remove a drive shaft on a fiat doblo
This job has to be done by a FIAT dealer
how to replace brake light bulb fiat doblo van
HOW How do you FIT A NEW a fiat doblo 1.9jtd fan belt?Read more: How_do_you_adjust_a_fiat_doblo_1.9jtd_fan_belt
Only a FIAT dealer can do this.
It is not recommended by the manufacturer to remove the speed limiter on a Fiat Doblo. The speed limiter is installed for the safety of the vehicle operator.
electrical
If your Fiat Doblo 1.9JTD is not displaying total mileage, the cable can be loose. Check the cable to ensure it is connected tightly.
According to the doblo operating guide you have to take it to a fiat dealer to switch off the service light. I also asked my mechanic and he confirms this.
in the fuse box