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roy
roy, import/domestic specialest
Category: Ford
Satisfied Customers: 5600
Experience:  ASE master tech for 40 years
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P1636 code

Customer Question

p1636 code
Submitted: 7 months ago.
Category: Ford
Expert:  roy replied 7 months ago.

hello, my name is ***** ***** I will be glad to assist you. please allow me a couple of minutes to gather some basic info.

Roy

Expert:  roy replied 7 months ago.

ok, it is definitely an internal fault in the pcm.

the fact that the new pcm did not flash correctly indicates either technician error or the new pcm is defective. did they try another pcm???

Roy

Expert:  roy replied 7 months ago.

very disappointed you never responded. you re posted and got the same answer.

Roy