How to replace ABS sensor on Volvo V70?
Use a T30 Torx bit and remove the sensor fastener (red arrow). Repeat these steps for the right side sensor. Rear sensor: Pull the ABS sensor out of the wheel bearing carrier (red arrow). If the sensor does not slide out easily, lever it out using a flathead screwdriver. Lever close to the sensor (yellow arrow) and wiggle it out slowly.
Do you need to de pressurized the ABS on a Volvo?
[Tip from Abe Crombie] The ABS doesn’t need to be “de-pressurized” on a Volvo. There are a few cars out there that have the master cylinder/hydro-boost/ABS pump as a unit. These are the ones for that precaution. You never get the fluid completely changed on ABS cars as some fluid is in a storage accumulator that is not accessible.
How does the ABS system work on a car?
The ABS system is made up of the ABS module, and ABS sensors at each wheel. The sensors detect wheel speed, and will send a message to the ABS module to rapidly pump the brakes when it is detected that the vehicle is skidding or has lost traction.
What do you need to know about ABS brake maintenance?
Maintenance on the ABS brakes on a Volvo 700, 900 or 90 series car The Volvo Owners’ Club For all models and ages of Volvo cars VOC Home | FAQ Home ABS Brakes Maintenance Maintenance: Pad and Rotor Identification and Replacement Brake Rotor Removal on 740 with ABS Brake Job Tips: Hose Clamp; ABS Sensors Anti-Lock Brake System Service Precautions
Why is there a warning light on my Volvo XC70?
Volvo V70 & XC70 ABS warning light – if the ABS warning dash lamp illuminates on the dash of your V70 & XC70, it indicates a fault within this module. Generally the fault will be a faulty ABS sensor, but in some cases the ABS pump or module can fail (less common).
How can I remove the warning light on my Volvo?
The first step to removing the warning light is to diagnose the engine module, and we would recommend a simple engine scanner for this job such as the iCarsoft VOL V1.0 Volvo OBD Code Reader. It will give you a fault or trouble code, along with a brief description of where the fault is occuring.
When does the ABS / DSC warning light illuminate?
When a fault code is set, the ABS/DSC warning light will illuminate. You will have to scan the module and read the fault codes to determine which speed sensor is the problem. Keep in mind, other problems can illuminate the ABS/DSC warning light.
Where is the rear speed sensor on a Volvo?
Rear sensor: Slide the carpet panel out of the storage compartment (red arrow). Rear sensor: Pull the side trim panel (red arrow) up to remove it. The right side is shown.
Where is the rear wheel speed sensor located?
Rear sensor: Working in the cargo compartment, remove the storage compartment lid by opening it and lifting it (green arrow) out of the mount (red arrow). Rear sensor: Slide the carpet panel out of the storage compartment (red arrow). Rear sensor: Pull the side trim panel (red arrow) up to remove it.