Audi SA warranty

rout I was traveling ,and as per the communication I got and advice where that I should have stopped on busy freeway with no off ramp Please also note that the below rout is high accident and hijacking zone and i was traveling with two lady friends . I have read the Warranty ,the communication I got for the dealership is that I need to pay R 13000.00 for the engine to be stripped and still gone have to pay for the labour and parts while I have warranty still active please advise want is the use of having a warranty when it is time to cover the claim it does and additional inform and clause which were not state in the warranty arises to avoid Audi for take responsibly for the material(workmanship) fault .The warranty say nothing of Km but I am being told of Km I should have stopped ,since I did not stop the warranty would cover any material fault of the vehicle ...