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How to change front brake pad wear sensor on BMW 1 Convertible (E88) – replacement guide
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Recommended replacement interval for the part category Brake pad wear sensor : 30000 km
Important!
This replacement procedure can be used for:
BMW 1 Convertible (E88) 120i, BMW 1 Convertible (E88) 125i, BMW 1 Convertible (E88) 118i, BMW 1 Convertible (E88) 135i, BMW 1 Convertible (E88) 120 d, BMW 1 Convertible (E88) 118 d, BMW 1 Convertible (E88) 120 i, BMW 1 Convertible (E88) 120 d, BMW 1 Convertible (E88) 118 d, BMW 1 Convertible (E88) 128i, BMW 1 Convertible (E88) 120 i, BMW 1 Convertible (E88) 120 d, BMW 1 Convertible (E88) 118 i … View more
The steps may slightly vary depending on the car design.
BMW 1 Convertible (E88) 120i, BMW 1 Convertible (E88) 125i, BMW 1 Convertible (E88) 118i, BMW 1 Convertible (E88) 135i, BMW 1 Convertible (E88) 120 d, BMW 1 Convertible (E88) 118 d, BMW 1 Convertible (E88) 120 i, BMW 1 Convertible (E88) 120 d, BMW 1 Convertible (E88) 118 d, BMW 1 Convertible (E88) 128i, BMW 1 Convertible (E88) 120 i, BMW 1 Convertible (E88) 120 d, BMW 1 Convertible (E88) 118 i … View more
The steps may slightly vary depending on the car design.
This video shows the replacement procedure of a similar car part on another vehicle
All the parts you need to replace – Brake Pad Wear Sensor for 1 Convertible (E88) and other BMW models
Brake pad wear sensor
Alternative products

Nylon cleaning brush
Electronic spray
Brake cleaner
Copper grease
Wheel impact socket #17
Torque wrench
Wheel chock
Replacement: brake pad wear sensor – BMW 1 Convertible (E88). AUTODOC recommends:
- The replacement procedure is identical for both brake pad wear sensors on the same axle.
- All work should be done with the engine stopped.
Replacement: brake pad wear sensor – BMW 1 Convertible (E88). Recommended sequence of steps:
- Step 1Secure the wheels with chocks.
- Step 2Loosen the wheel mounting bolts. Use wheel impact socket #17.
- Step 3Raise the front of the car and secure on supports.Step 4Unscrew the wheel bolts.Replacement: brake pad wear sensor – BMW 1 Convertible (E88). AUTODOC experts recommend:To avoid injury, hold up the wheel when unscrewing the bolts.
- Step 5Remove the wheel.
- Step 6Remove the brake pad wear sensor from the brake pad.
- Step 7Disconnect the brake pads wear sensor.
- Step 8Clean the brake pad wear sensor plug. Use a nylon cleaning brush.
- Step 9Disconnect the brake pad wear sensor plug.
- Step 10Treat the brake pad wear sensor plug. Use dielectric grease.
- Step 11Connect the brake pad wear sensor plug.
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