GL 550 (164.886) V8-5.5L (273.963) (2008)
Brake Pad Wear Sensor: Service and Repair
AH42.10-P-0003-01GZ Notes on installing brake pad wear sensor contact sensors
Component Identification
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When replacing the brake pads the left front brake pad contact sensor (S10/1), the right front brake pad contact sensor (S10/2) and the right rear
brake pad contact sensor (S10/4) must also be replaced.
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The left front brake pad contact sensor (S10/1), the right front brake pad contact sensor (S10/2) and right rear brake pad contact sensor (S10/4)
may only be mounted on the inner brake pads.
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The electrical feed line of the contact sensors must be routed as shown in the picture.
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Check the correct latching of the left front brake pad contact sensor connector (S10/1x1), right front brake pad contact sensor connector (S10/2x1)
and right rear brake pad contact sensor connector (S10/41).
Engrossing moisture can result in the warning lamp lighting up.