Air Brake Antilock Control Unit/module Problems of Volvo 850

Volvo 850 owners have reported 10 problems related to air brake antilock control unit/module (under the air brake category). The most recently reported issues are listed below.

1 Air Brake Antilock Control Unit/module problem of the 1996 Volvo 850

Failure Date: 04/02/2005

Abs control unit failure on 96 Volvo 850 with just over 60,000 miles on it. Abs light comes on due to failure in unit. Failure is a result of cracks that develop in circuit board. Abs fails & is no longer operable leading to hazardous braking condition. This is a common & well known issue on 850 Volvo's. Internet message boards and Volvo repair specialists and members of Volvo community all know that abs light coming on means 90% chance total failure of unit is involved. Repair cost is prohibitive. Replacement of defective unit is $650 to $900. 00.

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2 Air Brake Antilock Control Unit/module problem of the 1997 Volvo 850

Failure Date: 07/25/2004

Abs control unit failure.

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3 Air Brake Antilock Control Unit/module problem of the 1997 Volvo 850

Failure Date: 06/01/2004

Abs control module failure on 1987 Volvo 850.

4 Air Brake Antilock Control Unit/module problem of the 1997 Volvo 850

Failure Date: 02/10/2004

1997 Volvo 850 model abs control module fails making the anti lock brakes malfunction.

5 Air Brake Antilock Control Unit/module problem of the 1997 Volvo 850

Failure Date: 07/21/2003

My abs light has been coming on and I got it checked at my mechanic and was informed of the reoccuring problem with the module on my make and year. I was also informed of the around $600 bill it will be to replace something that seems to be serious enough for Volvo to recall. - nb.

6 Air Brake Antilock Control Unit/module problem of the 1996 Volvo 850

Failure Date: 07/10/2003

Abs computer failure, abs and traction control light on, abs fails to function at all. TSB on wire crimp done allready. Please do something about this, there are hundreds if not thousands of cases of failed abs ecu modules, some are replaced under warranty and dont even get reported.

7 Air Brake Antilock Control Unit/module problem of the 1997 Volvo 850

Failure Date: 11/18/2002

Abs light coming on and staying on repeatedly. After numerous resets by my Volvo repair shop, they determined that the abs traction control computer module had failed. The unit had to be replaced at a cost to me of $642. 93. The repair shop informed me that they were doing an average of one or two such replacements on this model per week and that they believed this to be a defect from the manufacture for this model in general. The repair shop works exclusively on Volvos, hubbard woods motors, 985 greenbay road, winnetka, IL, 60093; phone 8470446-0711; owner, robert l. Berger.

8 Air Brake Antilock Control Unit/module problem of the 1997 Volvo 850

Failure Date: 09/15/2002

I own a 1997 Volvo 850 glt. It has a problem with the abs computer, according to the dealer. When I purchased the car I got the extended warranty and took it in with this problem with 10,000 miles remaining on the warranty and was told that it was not covered. After further investigation and several calls to customer service reps I was told that when I bought my extended warranty that it was not covered but is covered now, for the same exact problem.

9 Air Brake Antilock Control Unit/module problem of the 1996 Volvo 850

Failure Date: 12/10/2001

Abs/tracs module defective.

10 Air Brake Antilock Control Unit/module problem of the 1996 Volvo 850

Failure Date: 01/01/2000

1996 850 Volvo wagon abs brake failure. The abs brake computer periodically turns itself off (the abs dash light comes on). This wouldn't be too bad because the brakes will work fine even if the abs system malfunctions. Except when the system first malfunctions. There is a one to two second interval when you try to apply the brakes and the pedal fights you, vibrates, then allows normal braking (not to be confused with the abs chatter that happens when it is working properly and a wheel is slipping). My abs system turns off every time I drive the car, you're just never sure when. If it does when I'm braking, my braking is impaired for a couple seconds - that could be catastrophic! my Volvo dealer says they've had a lot of problems with these "computers", but it doesn't affect safety. Furthermore, it costs $700 to fix! I believe this is a safety factor and I'm appalled that Volvo (of all companies) doesn't issue a recall.


Other Common Air Brake related problems of Volvo 850

Problem Category Number of Problems
Air Brake Antilock Control Unit/module problems
10
Air Brake Antilock problems
6
Air Brake Abs Warning Light problems
1

Fuel Economy of 850 Vehicles
850 Service Bulletins
850 Safety Recalls
850 Defect Investigations