Check for fuel pump and injectors if it take long to start
ya contacted Volvo help line they interpreted the codes. mechanic did the pressure test too oil test was not done, coolant was getting low but...
don't buy Volvo I had Volvo d13 455 I shift xe and starter gone @ 200000 turbo,egr,injectors all of them, hydrocarbon air purge valve, coolant...
all this happened same day with same mechanic truck was shaking while idle RPM guage fluctuating and was giving code for bad 6th cylinder misfires...
i have volvo d13 2014 while in iowa truck started shaking pulled to the mechanic he told my 6 injector is bad turbo bad and egr cooler leaking and...
and after doing all this mechanic says problem is still same need to open the head
mine was same problem dealer changed head gasket and now m getting 7.1