VVT Actuator - BMW 1 / 3 / X1 Series - Various Models

VVT Actuator - BMW 1 / 3 / X1 Series - Various Models 

BMW Part Number: 11 37 7 548 387 / 11 37 7 509 295

To Fit the following Models:

E81 1-Series 3-Door 118i - N46N All Models

E81 1-Series 3-Door 120i - N46N All Models

E87 1-Series 5-Door 118i - All Models

E87 1-Series 5-Door 120i - All Models

E87 LCi 1-Series 5-Door 118i - N46N All Models

E87 LCi 1-Series 5-Door 120i - N46N All Models

E88 1-Series Cabrio 120i - N46N All Models

E46 3-Series Sedan 318i - N42 & N46 All Models

E46 3-Series Compact 318 Ti - All Models

E46 3-Series Touring 318i - N42 & N46 All Models

E90 3-Series Sedan 320i - N46 & N46N All Models

E90 LCI 3-Series Sedan 320i - N46N All Models

E91 3-Series Touring 320i - N46 & N46N All Models

E91 LCI 3-Series Touring 320i - N46N All Models

E92 3-Series Coupe 320i - N46N All Models

E92 LCI 3-Series Coupe 320i - N46N All Models

E84 X1-Series 18i - All Models

BMW VVT Actuator – 1 Series, 3 Series & X1

A BMW VVT actuator is an important component of the engine's variable valve timing system. It helps control valve timing according to engine speed and operating conditions, allowing the engine to deliver smooth performance, efficient combustion and responsive acceleration.

When the VVT system is not operating correctly, your BMW may experience rough running, hesitation, reduced power, poor fuel economy or an engine warning light. Variable valve timing problems can have several possible causes, so proper diagnosis should be carried out before replacing the actuator.

Why Is the BMW VVT Actuator Important?

Variable valve timing allows the engine to adjust valve timing as operating conditions change. This helps the engine breathe effectively across different engine speeds and loads.

A worn or faulty VVT actuator can prevent the system from achieving the required valve timing. This can affect engine performance and may result in symptoms such as:

• Rough or unstable engine idle

• Hesitation during acceleration

• Reduced engine performance

• Poor throttle response

• Increased fuel consumption

• Check Engine warning light

• Engine fault codes relating to valve timing

• Difficult or inconsistent engine operation

These symptoms can also be caused by other components in the VVT system, including solenoids, sensors, wiring, oil contamination or timing-chain-related problems. Correct diagnosis is therefore important before fitting a replacement actuator.

BMW VVT Actuator Replacement

If your BMW is experiencing variable valve timing faults, replacing a worn VVT actuator may help restore correct operation of the system.

The actuator is particularly important on BMW engines using Valvetronic and variable valve timing technology, where precise control of valve operation contributes to engine performance and efficiency.

BMW VVT Actuator Fitment

This VVT actuator is listed for various BMW models equipped with N42, N46 and N46N engines.

BMW 1 Series:

• E81 118i

• E81 120i

• E87 118i

• E87 120i

• E87 LCI 118i

• E87 LCI 120i

• E88 120i

BMW 3 Series:

• E46 318i

• E46 318ti

• E90 320i

• E90 LCI 320i

• E91 320i

• E91 LCI 320i

• E92 320i

• E92 LCI 320i

BMW X1:

• E84 X1 18i

The BM Parts Mall product page lists BMW part numbers 11 37 7 548 387 and 11 37 7 509 295. Always confirm the VIN, engine code and existing part number before ordering to ensure correct fitment.

Don't Ignore BMW VVT Problems

Variable valve timing faults can affect how your BMW starts, idles and accelerates. If your BMW has developed a rough idle, loss of power, hesitation or valve-timing-related fault codes, have the system properly diagnosed rather than replacing components based on symptoms alone.

A correctly functioning VVT system helps your BMW engine maintain the appropriate valve timing for different driving conditions.

Looking for a BMW VVT actuator in South Africa?

BM Parts Mall specialises in BMW-only parts, helping BMW owners and workshops find the correct replacement parts for their vehicles.

BMW-only parts. Correct fitment. Delivered anywhere in South Africa.

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