Seat Ibiza KJ1 Mk5 Skoda Octavia Mk4 Camshaft Solenoid Valve 1.0 TSI 05C906423F

Seat Ibiza KJ1 Mk5 Skoda Octavia Mk4 Camshaft Solenoid Valve 1.0 TSI is a precision timing system component designed for petrol engines, responsible for controlling camshaft phase timing. Thanks to the proper regulation of oil flow in the control circuit, it ensures stable engine operation and correct response to load. This solution allows for maintaining timing system efficiency and reduces the risk of engine malfunction.

Specifications and technical data

• SKU: 05C906423F
• Mark: Seat
• Condition: Used
• OEM Part Number: 05C906423F
• Substitutable numbers: 05C906423F, 05C 906 423 F
• Fuel type: Petrol
• Category: Camshafts

Purpose and function in the timing system

The presented solenoid valve works with the camshaft in a 1.0 TSI petrol engine, responsible for dynamic changes in valve timing depending on operating conditions. A properly functioning component of this type:

• stabilizes engine operation at idle,
• supports smooth power delivery across the entire rev range,
• reduces the risk of jerking and power loss during acceleration,
• facilitates the maintenance of optimal combustion parameters in the petrol engine.

As a result, the valve is an important component for maintaining proper camshaft synchronization with other engine control system elements.

Technical characteristics and compatibility

The item belongs to the Camshafts category, which means it is designed to work with the timing mechanism in modern petrol units. The valve construction is adapted for operation in systems with electronic phase control, where the following are key:

• precise oil flow dosing in the control channel,
• resistance to variable pressure and temperature in the lubrication circuit,
• stable operation over a long service life.

The product is intended for use in Seat and Skoda vehicles with a petrol engine, where the timing system requires a control valve matched to the 1.0 TSI unit specification. Using the appropriate component of this type helps avoid timing synchronization problems and errors stored in the engine control unit.

Condition, origin, and advantages of use

The offered solenoid valve comes from the Seat brand parts group and is a used item, which allows for an economical repair of the timing system while maintaining correct operating parameters. Choosing an original component from this group ensures:

• fitment to the mounting socket and installation in a given engine type,
• preservation of factory camshaft control characteristics,
• reduction of the risk of electrical and hydraulic compatibility issues.

For users looking for a service solution on a reasonable budget, this is a practical alternative to new replacements, allowing for the restoration of proper timing system operation without interfering with the engine structure.

Significance for petrol engine operation

In TSI family petrol engines, the camshaft solenoid valve has a direct impact on engine refinement, fuel consumption, and throttle response. A functional element of this type:

• supports the maintenance of appropriate torque in the low and medium rev range,
• helps reduce excessive mechanical loads in the timing system,
• decreases the risk of errors related to improper valve timing regulation.

Therefore, replacing a faulty valve with a properly selected component is one of the key steps when diagnosing problems with the dynamics and stability of a petrol engine.

If you are planning a comprehensive repair or upgrade of the engine area in your Seat and need other elements from the same group, such as camshafts, variable valve timing gears, or control elements, check the available parts in the Seat Camshafts category.

For those interested in a broader context of selecting used turbocharging and engine control elements, including the analysis of operating parameters and installation, the article describing the comparison of turbochargers in Mini Cooper S sports units may be helpful – you can find it here: Go-Kart Feeling XXL: used N18 turbocharger versus B48 – what to choose for a Mini Cooper S?.