164 CDI crank no start
#1
164 CDI crank no start
good day and thanks for allowing me to be a member. i have an 08 ml cdi with a crank no start. i have a crank signal, glow plug system has no faults, i have 9 psi in main rail key on and goes up to 30 while cranking the injector sync while cranking as well.. im stumped any thoughts would be appreciated thanks
#2
Out Of Control!!
My WAG without a quick test is your rail high pressure should be 50-80 bar yours is way low. Plus I would check the rear SAM fuel pump relay!!