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2004 V70 Removing ABS fuses

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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gjr0
Posts: 15
Joined: 14 January 2014
Year and Model: S40 2007
Location: Delano, Minnesota

2004 V70 Removing ABS fuses

Post by gjr0 »

Short form: Can I drive our '04 V70 safely with the ABS fuses removed ?

Long Form: The ABS on our 2004 V70 has been acting up for a while. The problems seemed to start when I damaged the driver's side wheel sensor while changing the struts. The ABS light comes on intermittently and randomly. When the light is off the ABS works fine. Usually. Sometimes the car won't shift and the speedo stays at 20 mph. At some point the ABS light comes on and everything returns to normal, including the ABS not working. Randomly, while on dry pavement the car will respond like it is on ice, the ABS is overactive and the car will barely stop. Needless to say, Mary is less than excited about this latest development. The problem seems to be becoming worse, but it does not seem to be temperature sensitive.

In the interest of troubleshooting the problem I am considering removing the ABS fuses and see if the shifting and speedometer problems remain or change. To my way of thinking, a car without ABS is safer than a car that randomly won't stop on a dry road.

What do you think ?

Thanks

Greg

jimmy57
Posts: 6694
Joined: 12 November 2010
Year and Model: 2004 V70R GT, et al
Location: Ponder Texas
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Post by jimmy57 »

No, the speedometer info used by transmission controls will be gone and those systems will not owrk correctly.

gjr0
Posts: 15
Joined: 14 January 2014
Year and Model: S40 2007
Location: Delano, Minnesota

Post by gjr0 »

Thanks, but dang. Anyone near Minneapolis got a code reader that will do Volvo ABS ? Besides Borton...

Greg

bigbrain
Posts: 94
Joined: 28 September 2013
Year and Model: v70 D5 2003
Location: UK

Post by bigbrain »

Worth checking the torque on both hub bolts...doesn't cost anything and will give the same symptoms as a sensor / module failure if the hub is moving around while you are driving

gjr0
Posts: 15
Joined: 14 January 2014
Year and Model: S40 2007
Location: Delano, Minnesota

Post by gjr0 »

Yesterday I was going to check the hubs and clean off the sensors when I found the left front wheel sensor was loose. Apparently when I replaced it last winter a drop of mud fell into the bolt hole and prevented the bolt from tightening completely. I'll have to see if the car behaves for a few weeks before deciding the problem is fixed.

Greg

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