IPD sale XeMODeX - Experts in Volvo Electronics

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by stanhelp
Thu Dec 06, 2018 8:25 pm
Forum: Volvo 850, S70, V70, C70, XC models 1992-2000
Topic: 1999 V70 multiple error codes, bad B+
Replies: 5
Views: 369
United States of America

Re: multiple error codes

Found some (only a little) white corrosion on the positive battery terminal. Cleaned it off, and have not had the codes return. Didn't realize that such a small amount of corrosion would interfere with the electronics. Thanks again to abscise and rspi for your help.
by stanhelp
Sat Dec 01, 2018 6:12 pm
Forum: Volvo 850, S70, V70, C70, XC models 1992-2000
Topic: 1999 V70 multiple error codes, bad B+
Replies: 5
Views: 369
United States of America

Re: multiple error codes

Thanks abscate. What I didn't say (trying to be brief) was that after jiggling some connectors (and the two computers), the symptoms went away. I have cleared the codes, but the symptoms haven't returned yet. I will check the battery connections in the morning. The jiggling and the array of codes wa...
by stanhelp
Sat Dec 01, 2018 4:53 pm
Forum: Volvo 850, S70, V70, C70, XC models 1992-2000
Topic: 1999 V70 multiple error codes, bad B+
Replies: 5
Views: 369
United States of America

1999 V70 multiple error codes, bad B+

I've a 1999 volvo v70 xc. Drove it to Farmers' Market, and all was well. Started it up again, and the idle was high, and the car was running rough. It threw 7 engine codes and 1 transmission code. The engine codes were throttle unit communication, speed signal, ecm communication, throttle position s...