How to fix code p1260. Thief detected veh immoblized?

Question

Driving down the road & the car just stopped running.

Answer 1

P1260 Anti theft detected

When this code set, there is no starter cranking, If there is cranking and no start this is set due to a no start condition. The anti theft is not suppose to shut the engine off during driving, You need to investigate more for the no start, this includes checking the basic , such as fuel pressure, ignition spark.