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Speed sensor connection

Help, Advice, Owners' Discussion and DIY Tutorials on Volvo's stylish, distinctive P2 platform cars sold as model years 2001-2007 (North American market year designations).

2001 - 2007 V70
2001 - 2004 V70 XC (Cross Country)
2004 - 2007 XC70 (Cross Country)
2001 - 2009 S60
2003 - 2007 S60 R
2004 - 2007 V70 R

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caheyne
Posts: 7
Joined: 26 January 2021
Year and Model: 2006 V70
Location: Fruitland Park

Re: Speed sensor connection

Post by caheyne »

Hi, I've everything back together but it runs like s&^%T. Replaced the vacuum switch and pump for the brake booster, cause I didn't have that after rewiring. That's working now, shifting is working now but the engine runs terrible. Reset the ECU?
Any ideas?

Caesar

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firstv70volvo
Posts: 574
Joined: 6 March 2010
Year and Model: V70 T5 2001
Location: Sacramento, CA
Has thanked: 52 times
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Post by firstv70volvo »

caheyne wrote: 20 Feb 2021, 12:25 Hi, I've everything back together but it runs like s&^%T. Replaced the vacuum switch and pump for the brake booster, cause I didn't have that after rewiring. That's working now, shifting is working now but the engine runs terrible. Reset the ECU?
Any ideas?

Caesar
Is the check engine light on, any codes? Did it run good before the wires were chewed up? What's it actually running like, missing, stalling, no power, not starting, high idle...?
Of the 15-17 other wires that needed to be reconnected, which wires are these and did it go okay splicing all of them back together? If it was running well before and not now I would first suspect the wiring and possibly other damage done by the rats like vacuum hoses.
So it does sound like you got the input/output shafts speed sensors wired up okay if it's now shifting, that's good.

Rvolvos
Posts: 213
Joined: 1 April 2018
Year and Model: 2006 xc70
Location: Nevada
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Post by Rvolvos »

We have a 2006 V70, let me know if you need more pictures of the wiring harness.
2006 XC70 2.5T 238k


2012 S60T6 95k rip
2011 C30 T5 M66 105k Totalled RIP
2006 V70 2.5T 184k RIP
2011 C30 T5 AW55-50SN 99k sold

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