Prayer: If a driver travels without his vehicle to get spare parts, does he pray full or shortened?

Practical Laws of Islam as per the teachings of Imam Khamenei

Prayer: If a driver travels without his vehicle to get spare parts, does he pray full or shortened?

English:

Question #649:

If a driver’s car breaks down and he travels to another city to buy spare parts to repair his car, should he perform prayer in complete or in shortened during such a trip, considering that he does not take his car with him?

Answer #649:

In the given case, this is considered as a work travel in which his prayer is full.

-Imam Khamenei, Practical Laws of Islam, Importance and Conditions of Prayer