1990 Dodge Ram Van B250 Q&A

1990 Dodge Ram Van B250 Question: what is engine code 55 mean

engine want idle or go when cold -
Answer 1
Hello the code 55 has two meaning one is end of test and the other is IDLE AIR CONTROL POSITION SENSOR i think this one applies to your situation.HAVE A BLESS DAY from DR. RECO. -