Fiat FIORINO Owner's Handbook Manual page 183

WARNING
159) Use
AdBlue
® only according to DIN 70 070 and ISO 22241-1. Other fluids may cause damage to the system: also exhaust emissions
would no longer comply with the law.
160) The distribution companies are responsible for the compliance of their product. Observe the precautions of storage and maintenance, in
order to preserve the initial qualities. The vehicle manufacturer will not recognise any guarantee in case of malfunctions and damage caused
AdBlue
to the vehicle due to the use of UREA ( ®) not in accordance with regulations.
181