ACTUATOR VVS TAPPET. Porsche 997 / 991/ 987 Boxster/ Cayman / 981 Boxster

Actuator VVS Tappet.

The Variable Valve Timing (VVT) solenoid, also referred to as a Control Valve Solenoid, Actuator, or Actuator VVS Tappet. It plays a key role in camshaft timing and variable valve lift, helping optimize engine performance across different speeds and loads

Fits:
Porsche 987 Boxster 2009-12
Porsche 987C Cayman 2009-12
Porsche 997 Carrera 2009-12
Porsche 997 Turbo / Turbo S 2010-2013
Porsche 981 Boxster 2012>>
Porsche 991 (911) Carrera / 991 (911) Turbo 2012 >>

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Diagram ref no 11.

The VVT solenoid is a critical component for controlling engine performance. if it malfunctions, it can lead to various engine issue like poor engine performance, this can manifest as hesitation, rough acceleration, or reduced power due to incorrect valve timing. Rough idling, an unstable idle can be caused by the engine struggling to maintain a steady RPM. Check engine light with diagnostic trouble codes (DTCs) related to the VVT system, such as P000220, P000284, and P134881, are often stored in the vehicle's onboard computer. 

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