OE Quality
60-Day Returns

Dorman 918-109 Engine Variable Valve Timing (VVT) Solenoid - Exhaust
Overview of Dorman 918-109 Engine Variable Valve Timing Solenoid
The Dorman 918-109 Engine Variable Valve Timing (VVT) Solenoid is designed specifically for Volvo S40 and V40 models. This 12-volt electromagnetic solenoid ensures precise control of the engine's variable valve timing system, contributing to optimized engine performance and efficiency.
- Voltage: 12V for standard automotive electrical systems
- Connector Quantity: Single connector for streamlined installation
- Housing Material: Durable plastic construction
- Terminal Quantity: Two terminals for reliable electrical connection
- Connector Gender: Male plug and socket type
- Electrical Connector Terminal Type: Plug and socket for secure fit
- Item Grade: Standard replacement quality
- Package Contents: Includes one engine variable timing solenoid, gasket, and mounting bolts
- Solenoid Activation Type: Electromagnetic for precise valve timing control
Detailed Product Description
The Dorman 918-109 VVT solenoid is engineered to meet the specific requirements of Volvo S40 and V40 vehicles. Its plastic housing provides resistance to heat and corrosion, while the electromagnetic activation ensures accurate valve timing adjustments. The plug and socket electrical connector with two terminals simplifies installation and maintains a secure electrical connection. This standard replacement part comes complete with a gasket and mounting bolts, allowing for a straightforward swap with the original solenoid.
Common Applications and Issues Addressed
- Restores proper variable valve timing function in Volvo S40 and V40 engines
- Resolves engine performance issues such as rough idling or reduced fuel efficiency
- Eliminates check engine light codes related to VVT solenoid malfunction
- Prevents engine stalling or hesitation during acceleration
- Helps maintain optimal emissions control and engine responsiveness
Installation Notes and Tips
- Ensure the engine is cool before beginning installation to avoid burns
- Disconnect the battery to prevent electrical shorts during replacement
- Use the included gasket and bolts to secure the solenoid properly
- Verify connector type matches the vehicle’s wiring harness (male plug and socket)
- Check for any oil leaks around the solenoid mounting area after installation
Quality Assurance and Warranty
Dorman 918-109 is manufactured to meet standard replacement part specifications, ensuring reliable performance and durability. The product undergoes quality control testing to comply with OEM fit and function requirements. Warranty coverage details should be confirmed at the point of purchase, as they may vary.
| Brand | Dorman |
| Part Number | 918-109 |
| Connector Gender | Male |
| Connector Quantity | 1 |
| Electrical Connector Terminal Type | Plug and Socket |
| Electrical Connector Type | Plug and Socket |
| Housing Material | Plastic |
| Item Grade | Standard Replacement |
| Package Contents | 1 Engine Variable Timing Solenoid; gasket; bolts |
| Plug/Connector Type | Plug and Socket |
| Solenoid Activation Type | Electromagnetic |
| Terminal Quantity | 2 |
| Voltage | 12 |
This part fits 12 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2004 | Volvo | S40 | 1.9L | L4 | Exhaust | |
| 2004 | Volvo | V40 | 1.9L | L4 | Exhaust | |
| 2003 | Volvo | S40 | 1.9L | L4 | Exhaust | |
| 2003 | Volvo | V40 | 1.9L | L4 | Exhaust | |
| 2002 | Volvo | S40 | 1.9L | L4 | Exhaust | |
| 2002 | Volvo | V40 | 1.9L | L4 | Exhaust | |
| 2001 | Volvo | S40 | 1.9L | L4 | Exhaust | |
| 2001 | Volvo | V40 | 1.9L | L4 | Exhaust | |
| 2000 | Volvo | S40 | 1.9L | L4 | Exhaust | |
| 2000 | Volvo | V40 | 1.9L | L4 | Exhaust | |
| 1999 | Volvo | S40 | 1.9L | L4 | Exhaust | |
| 1999 | Volvo | V40 | 1.9L | L4 | Exhaust |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.