Bosch 1 987 473 503 Brake Pad Wear Sensor for BMW Z4 E89 Roadster (2009-2016) | Brake Warning Lead / Wear Indicator Cable 1350mm | Sensor Wire Loom Harness | 1987473503, 1-987-473-503

Bosch Brake Pad Wear Warning Lead for E89 Z4 Roadster

Keep your stopping power consistent and your dash free of warnings with this Bosch wear warning lead. Engineered by Bosch for the E89-platform Z4, this precision sensor wire tracks friction lining wear and signals when pads are due, helping protect discs, maintain pedal feel and keep your roadster performing as it should.

We use this part in-house and our customers rate it highly for plug-in fit, durability and reliable alerts. If your existing lead has been cut during a pad change, cracked by heat, or you are chasing an intermittent warning lamp, this is the direct-fit solution you want.

Why this Bosch wear indicator cable is a smart upgrade

• Direct replacement harness with OE-style connectors for a clean, secure install
• Accurate wear monitoring helps you avoid uneven pad wear and premature disc damage
• Robust insulation and quality terminals stand up to daily use and spirited drives
• Quick way to clear pad warning lights once new pads and a fresh sensor are fitted
• Trusted by our workshop and Z4 owners for dependable performance

Tech details

Common signs you need a new sensor wire

• Pad wear lamp stays on after brake pad replacement
• Damaged, cut or brittle lead spotted during a brake inspection
• Intermittent warning or fault code relating to the pad wear circuit

Fitment and compatibility check

Suits E89 Z4 models. We will verify suitability before dispatch. Add your UK registration or the last 7 digits of your VIN at checkout so we can confirm the correct position and compatibility for your vehicle.

Professional fitting

Prefer us to install it for you? Book fitting with MJ Modifications in Warwickshire. Request a quote at info@mjmodifications.co.uk.

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Part number: 1 987 473 503