hi took mine to a local diesel specialist with the codes off the siemens injectors for him to code them,he said the codes off the siemens had to many codes 20 NUMBERS APPROX he thought it had bosch which has approx 16 , he also said it wouldnt run unless the codes where input, but its running just lacking power so he was unsure what was going on ,each fiesta changed every year the egr is diffferent and air flow from monitor from turbo to inlet on the engine i bought from two 2005 engines.