agree with above post.

it's frogench so worth trying crank sensor, ther ?12+VAT or stupidly cheap from the *HOT* bird from the parts place, genuine one.

Can you get a emmisions reading?

Is it pheasable the muffler is collaposing and blocking up exhaust?

Can you disable the ABS/ T/C?

Is there a story with this one?

are the sparkplugs correct

Think was a ford, but check tempsensor wiring not touching HT leads