BMW Electrical Sensors, Switches, & Relays for BMW 3 Series E46 (1999-2005)

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Electrical gremlins can be very frustrating. Luckily your BMW's electrical system is better than most, even if it's 25 years old. Here you will find electrical relays, sensors, switches, and modules for the engine, camshaft, and crankshaft. Our parts are OEM, Genuine BMW, or approved aftermarket brands that we have an excellent track record with. There is no middle ground with electrical parts - it either works perfectly or not. And there's nothing more frustrating than a new part that fails right out of the box. So it's important to choose quality replacement parts over a cheap but faulty piece.

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Meyle Crankshaft Position Sensor - E36, E39, E46, E53, E60, E83, Z3, Z4
Meyle Crankshaft Position Sensor - E36, E39, E46, E53, E60, E83, Z3, ...
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Meyle - Corporate Logo
T#:369703
Part#: 12141709616
In Stock
$ 46.99 USD
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$ 46.99 USD
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Does not include O-ring
OMP Battery Cut Off Switch / Kill Switch
OMP Battery Cut Off Switch / Kill Switch
OMP - Corporate Logo
T#:1614
Part#: EA-462
Back Ordered
$ 65.00 USD
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$ 65.00 USD
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OMP Battery Cut Off Switch / Kill Switch, for use in racecars as an emergency "kill switch", to depower the electrical system in the event of a crash or other emergency. This cut off switch is FIA approved, has 6 poles and alternator protection, as well as a removable key.
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Meyle Exhaust Camshaft Position Sensor - BMW S54 S62
Meyle Exhaust Camshaft Position Sensor - BMW S54 S62
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Meyle - Corporate Logo
T#:55497462
Part#: 3148000038
In Stock
New Item
$ 27.99

This product was last offered at the strikethrough price on
09-14-2026

$ 25.99 USD
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$ 25.99 USD
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Don't let a failing camshaft position sensor rob your vehicle of power or cut your track day short. This Meyle replacement camshaft sensor is built to deliver fast, highly accurate data to the ECU, preventing the performance drops, sluggish throttle response, and rough idling caused by worn-out factory electronics. Engineered to withstand high underhood heat and intense vibrations, it keeps your ignition timing and fuel delivery tightly synced, whether you are daily driving or pushing through high-RPM pulls.
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Knock Sensor
Knock Sensor
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Meyle - Corporate Logo
T#:35964551
Part#: 13627568422
Back Ordered
$ 75.99 USD
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$ 75.99 USD
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This sensor detects engine knocking or pinging and adjusts the timing to ensure optimal engine performance and efficiency.
Meyle M52 M54 Camshaft Position Sensor - 12147539165 - E46, E39, E60, E83
Meyle M52 M54 Camshaft Position Sensor - 12147539165 - E46, E39, E60,...
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Meyle - Corporate Logo
T#:20155632
Part#: 12147539165
Ships on Dec 1, 2026
$ 52.99 USD
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$ 52.99 USD
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A bad cam sensor can cause a variety of problems from hard starting to stalling at low speeds. Cam sensor replacement has been known to cure many drivabilty issues.
Oil Pressure Switch
Oil Pressure Switch
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Meyle - Corporate Logo
T#:5944185
Part#: 12618611273
Ships on Dec 4, 2026
$ 6.99 USD
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$ 6.99 USD
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This Meyle Oil Pressure Switch is the ideal service replacement to keep your BMW or European powerhouse performing reliably on the street or track.
Temperature Sensor Wiring Repair Kit
Temperature Sensor Wiring Repair Kit
SenCom - Corporate Logo
T#:59038384
Part#: 10171
Ships on Dec 7, 2026
New Item
$ 32.99 USD
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$ 32.99 USD
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SenCom's repair kit restores it with a 2-wire, 200mm pigtail of silicone-insulated copper-tin wire.
Meyle Air Temperature Sensor - 13621739510 - E36, E46, E39, E38, E83, E53
Meyle Air Temperature Sensor - 13621739510 - E36, E46, E39, E38, E83,...
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Meyle - Corporate Logo
T#:55281743
Part#: 13621739510
Ships on Dec 4, 2026
New Item
$ 21.99 USD
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$ 21.99 USD
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Meyle Camshaft Position Sensor - 12147518628 - 3, 5, 6, 7 Series, X3, X5
Meyle Camshaft Position Sensor - 12147518628 - 3, 5, 6, 7 Series, X3,...
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Meyle - Corporate Logo
T#:59991931
Part#: 12147518628
Ships on Dec 4, 2026
New Item
$ 33.99 USD
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$ 33.99 USD
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Meyle S54 M3 Crankshaft Speed Sensor - 13627548994 - E46 M3
Meyle S54 M3 Crankshaft Speed Sensor - 13627548994 - E46 M3
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Meyle - Corporate Logo
T#:59991872
Part#: 13627548994
Ships on Dec 4, 2026
New Item
$ 41.99 USD
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$ 41.99 USD
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Meyle Outdoor Temperature Sensor / Probe
Meyle Outdoor Temperature Sensor / Probe
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Meyle - Corporate Logo
T#:579266
Part#: 3009190001
Back Ordered
$ 44.99 USD
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$ 44.99 USD
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Common fix for incorrect OBC temperature readings

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