Customer having problems with code 903c/9150/9170 Went through 2 throttle bodys on 2003 Volvo S60

I think something is causeing throttle bodys to go out. Dealer says it is a bad Throttle body and they are Bosch Oem type. Code 903c/9150/9170 Any light of what could be wrong. I am Salesman that does not want to take back any more throttle bodies.

by in Orange, CA on September 29, 2011
Get Your Car Fixed at a RepairPal Certified Shop.
We certify shops based on expertise, quality work, and verified customer reviews
2 answers
ANSWER by , December 06, 2012
check your oil trap.. it will trip codes..if u have oil/smoke coming up from your dipstick,,your oil trap is full and to be replace ,,45/57$ for the part,,550 750 for not a hard job,, you just have to pay attention..
ANSWER by , September 29, 2011
I am not well versed with Volvo, I have seen problems with poor quality reman units but you say these are OEM Bosch. I have seen computer reflashes on some cars to recalibrate the air flow meters. There is a professional service called Identafix. They only deal with professional repair shops. They are in the Minnesota 651-633-8007 begin_of_the_skype_highlighting 651-633-8007 end_of_the_skype_highlighting. Your auto repair shop do all their diagnosis tests, and discuss your problem with a team of professional technicians great service cheap and very bright people. If the repair shop that are repairing your car are stumped this is a great service. This company only deal with automotive repair shops and don't answer questions for the general public but are an amazing knowledge base. There is a company that independent auto repair shops get their information from, this same information is available inexpensively for people that work on their own cars.. The information is year make and model specific, covering repair procedures, torque specifications, fluid capacities and specifications, service bulletins, component locations, wiring diagrams ect.... Alldata is very easy to navigate Does anyone at your shop have axcess to iATN? international Automotive Technician Network.