P 0638
#1
P 0638
Cannot start the engine it cranks but not start, has P 0638 code. should I did something wrong then fixing the oil cooler leak. Please help what I need to do to start the engine?
#2
Please read this first:
https://idpartsblog.com/2018/06/28/l...eals-on-om642/
https://idpartsblog.com/2018/06/28/l...eals-on-om642/