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How-to » Brakes » Linkage & Controls » How to Replace an ABS Control Unit
 Note: This is a general guide for all vehicles.

How to Replace an ABS Control Unit

STEPS
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Hard
Safety Tip:
Always wear safety glasses when working on your vehicle. Wear other personal protective equipment (PPE) when necessary, for example latex gloves or closed toe shoes.



1
Locate your vehicles OBD connection.
2
Plug your scan tool into the OBD connection with the key in the ON position.
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3
Gather all trouble codes and refer to a vehicle specific service manual for a trouble code index that directs you to the specific component.
4
Disconnect your vehicle's negative cable.
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5
Locate your ABS control module on the driver's side front corner of the engine compartment.
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6
Disconnect (unplug) the wiring from the ABS control module.
7
Use the appropriate tools to remove the mounting bolts that hold the ABS control module in place.
8
Remove the failed module and replace with the new unit.
9
Plug in the wiring terminal back into the brake ABS module.
10
Reconnect the negative cable to the battery.
11
Road test the vehicle. Multiple styles of driving such as full throttle, idle and deceleration are recommended in order for the brake ABS module to relearn proper commands.
12
Be sure to clear all codes present.
13
Turn off the vehicle.
14
Turn on the vehicle.
15
Check your scanner connection for any codes remain present.
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