i am new to the forum guys,i have a 02 2.5 x type manal and put a engine in her last week runs sweet put here comes the story..turn the key to start and it is in limp mode,rev to 3000rpm can a air leek in manifold send car in to limp mode and if i start the car with gaspedal down a bit it is ok fine as long as i keep revs over 3000 ,below 3000 and it goes back in to limp mode,i hav cheaked for air leeks cant hear ne and cheaked wiring looks ok to me please help me guys so i can get back on the road thanks

 

Hi morjags,
seems to be very common..this might help
https://www.jaguarforums.com/m_85477/tm.htm

 

thanks bud,i have a look in the morning