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Hitachi BMW Electrical Sensors, Switches, & Relays

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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Hitachi Voltage Regulator - BMW E31 E32 E34 E36
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T#:48850064
Part#: 12311747920
Ships in 6 Business Days
New Item
$ 37.99 USD
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$ 37.99 USD
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This voltage regulator is a crucial component that controls the alternator's output, preventing overcharging by adjusting the current to maintain a safe range of vehicle voltage, thereby protecting the battery and electrical system. Symptoms of failure include dim lights, battery warnings, or a dead battery, often requiring replacement, which can be internal or external to the alternator.
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Hitachi Camshaft Position Sensor - Intake - BMW M52TU M54
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T#:48850072
Part#: 12147539165
Ships in 6 Business Days
New Item
$ 41.99 USD
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$ 41.99 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. Uses O-ring # 12 141 748 398 (not included)
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Hitachi Crankshaft Sensor - BMW B46 B48 B58
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T#:48850081
Part#: 13627806782
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$ 81.99 USD
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Tells the computer whether the timing is correct in the engine.

Hitachi Engine Crankshaft Position Sensor - BMW N52 N54 S85 S65 S63 ...
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T#:48815471
Part#: 13627525015
Ships in 6 Business Days
New Item
$ 66.99 USD
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The crankshaft position sensor transmits the crankshaft's position to the computer. This helps the computer to calculate proper spark and fuel control. If you're struggling with CELs, hard starts or no starts, stalling, and/or a rough idle, you may need to replace the crank position sensor.
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Hitachi Engine Crankshaft Position Sensor - BMW F2X F3X
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T#:48850074
Part#: 13627582842
Ships in 6 Business Days
New Item
$ 184.99 USD
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Engine cranks but doesn't start? This sensor is often the issue.
Hitachi Camshaft Position Sensor - E39, E46, E53, E60, E63, E64, E65,...
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Hitachi - Corporate Logo
T#:48850055
Part#: 12147518628
Ships in 3 Business Days
New Item
$ 71.99 USD
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The camshaft position sensor is essential for assisting the engine DME by monitoring the camshaft's position. The data from this sensor is key to optimizing ignition timing and ensuring smooth engine performance. Often referred to as the CMP sensor, this component is crucial for the overall functionality of the powertrain. A failing camshaft position sensor can cause a range of issues, including engine stumbling, hesitation during acceleration, power loss, and even starting difficulties or complete failure to start.
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Hitachi Camshaft Position Sensor - BMW E9X F3X F8X N20 N52 N55 S55 ...
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T#:48815454
Part#: 13627525014
Ships in 6 Business Days
New Item
$ 40.00 USD
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The camshaft position sensor communicates the position of the camshaft to the computer. This helps the computer to calculate proper spark and fuel control. If you're struggling with CELs, hard starts or no starts, stalling, and/or a rough idle, you may need to replace the cam position sensor.
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Hitachi Engine Camshaft Position Sensor - BMW S63M N63B/N63M/N63R S68...
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T#:48850059
Part#: 13628697982
Ships in 6 Business Days
New Item
$ 48.99 USD
$ 48.99 USD
The camshaft position sensor communicates the position of the camshaft to the computer. This helps the computer to calculate proper spark and fuel control. If you're struggling with CELs, hard starts or no starts, stalling, and/or a rough idle, you may need to replace the cam position sensor.
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Hitachi Voltage Regulator - BMW E88 N52
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Hitachi - Corporate Logo
T#:48815477
Part#: 12317550469
Ships in 6 Business Days
New Item
$ 79.99 USD
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Supplies power to your car's electronics and recharges the battery.

Hitachi Crankshaft Position Sensor - BMW N20 N26 2.0L
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T#:48815475
Part#: 13627595860
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New Item
$ 68.99 USD
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This is the crankshaft position sensor. It provides information for the ECU. A faulty sensor can cause issues with timing adjustment and limit performance and vehicle operation. Replace your sensor with a high-quality Hitachi sensor to restore peak performance.
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Hitachi Crankshaft Position Sensor - BMW M52 S52 M54
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Hitachi - Corporate Logo
T#:48815470
Part#: 12141709616
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$ 32.99 USD
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NOTE: Does not include o-ring seal - see BMW # 12141748398 This is the crankshaft position sensor. It provides information for the ECU. A faulty sensor can cause issues with timing adjustment and limit performance and vehicle operation. Replace your sensor with a high-quality Hitachi sensor to restore peak performance.
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Hitachi Voltage Regulator - BMW E36 Z3 E34
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Hitachi - Corporate Logo
T#:48850070
Part#: 12321739435
Back Ordered
New Item
$ 60.99 USD
Free Shipping on orders $49 and up
$ 60.99 USD
Free Shipping on orders $49 and up
Alternator voltage regulators are a crucial component that controls the alternator's output, preventing overcharging by adjusting the current to keep vehicle voltage within a safe range, protecting the battery and electrical system. Symptoms of failure include dim lights, battery warnings, or a dead battery, often requiring replacement, which can be internal or external to the alternator
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