Volvo 850 Made from 1993 to 1997, this Volvo line was available in both a wagon and a sedan, both with were graced with several trim levels.

Pulling dtc codes

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Old Aug 21, 2006 | 05:03 PM
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Dads850's Avatar
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Default Pulling dtc codes

Okay, I'm pulling codes in my climate control. It started yesterday when I turned on the blower and the Rec/AC lights started to flash and the blower wouldn't, well, blow. It's blowing as of about 30mins ago though...

I'm pulling the following:

417: Passenger side interior temp inlet fan seized
418: No control signal to blower fan power stage

WTF does all that mean and how can I fix it? Thanks


Also, I'm pulling a 122 in the B2 socket. According to the service manual, this is a "Speed Below Minimum/No Signal" but later on it states: "Code 1-2-2 is stored when ignition is turned on. It remains until vehicle speed is greater than 22 MPH for at least 15 seconds. If code remains after a road test at speeds greater than 22 MPH, control unit is not getting a speed signal." Not exactly sure what to do here as the cruise has been working fine.
 
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Old Aug 21, 2006 | 06:58 PM
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Default RE: Pulling dtc codes

As related to the other thread : https://volvoforums.com/m_38497/tm.htm. Code 418, it sounds like your ballast resistor the one on the right (power stage relay, common problem, replace here: http://fcpgroton.com/VolvoAC/volvo850ac.htm (9144354 Blower Motor Resistor w/ Electric Climate Control $99.00 Genuine Volvo) Code 417 remove handle and blow out usually will fix problem. Do you have a haynes manual? Read it, it has good info. Even better check this out http://www.matthewsvolvosite.com/cha...97cbe47d75b72e, it for a 95, but I do not believe there is much difference between 93-95.

Hope this helps!!
 
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Old Aug 21, 2006 | 08:41 PM
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Default RE: Pulling dtc codes

After test driving did you leave it run when checking the codes in the ABS again?

It will always be there till over the reccomended speed.
 
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Old Aug 21, 2006 | 10:52 PM
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Default RE: Pulling dtc codes

ORIGINAL: tech

After test driving did you leave it run when checking the codes in the ABS again?

It will always be there till over the reccomended speed.
ABS?

No, I didn't leave it running when I checked the codes. I was experiencing the flashing Rec/AC lights and while I was checking those codes, I took a peek at all the others.
 
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Old Aug 21, 2006 | 10:55 PM
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Default RE: Pulling dtc codes

If you leave the Key on and car running after driving there should be no ABS codes.
 
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Old Nov 1, 2011 | 03:02 PM
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What did you find out about your blower situation? Blower motor resistor?
 
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