Subaru Legacy BN/BS (2015-2019) Service Manual: Control module i o signal

Inspection mode procedure

It is possible to diagnose the DTC by performing the indicated inspection mode.After correcting the DTC, perform a necessary inspection mode and make sure that the function is resumed correctly and th ...

System block diagram

Main signals used between DCM and relevant CM ...

Other materials:

Dtc p0400 egr "a" flow
DTC DETECTING CONDITION:Detected when two consecutive driving cycles with fault occur.TROUBLE SYMPTOM:• Movement performance problem when engine is low speed• Improper idling• Movement performance problemCAUTION:After servicing or replacing faulty parts, perform Clear Memory Mode ...