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Home >> Land Rover >> 1999 >> Discovery SD >> Repair and Diagnosis >> Brakes >> Traction Control >> Anti-Lock >> Operation >> Modulator Unit
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Modulator Unit

The modulator unit is located on the left side of the engine compartment. It is situated between the master cylinder and the brake calipers. The modulator consists of 8 solenoid valves, 2 for each wheel, plus 2 expanders and a recirculation pump. The modulator unit is serviced as a complete unit in the event of an internal failure.