Standard Ignition DWS-856 Door Window Switch - Front Left

Overview of Standard Ignition Door Window Switch DWS-856

The Standard Ignition DWS-856 door window switch is designed for precise control of power mirrors in select BMW models. Engineered with 18 terminals and a pin-type male terminal configuration, this switch ensures reliable electrical connections and seamless operation.

• 18 terminal quantity for comprehensive connectivity
• Female connector gender for secure plug-in installation
• Male pin-type terminals for consistent electrical contact
• Functionality includes power mirror control
• Compatible with multiple BMW 3 Series models including 325i, 328i, 330i, 335i, and M3 variants

Detailed Product Description

The DWS-856 door window switch by Standard Ignition is a critical component for controlling power mirrors in BMW vehicles such as the 325i, 328i xDrive, 330xi, 335d, and M3. Featuring an 18-terminal design with male pin terminals and a female connector, this switch facilitates reliable electrical connections within the vehicle’s door panel. Its primary function is to operate the power mirror adjustment mechanism, providing drivers with convenient control over mirror positioning. The switch is engineered to meet OEM specifications, ensuring compatibility and performance consistent with factory-installed parts.

Common Applications and Issues Addressed

• Restores power mirror adjustment functionality in BMW 3 Series models
• Replaces faulty or unresponsive door window switches
• Eliminates intermittent electrical connection problems related to terminal wear
• Resolves issues with mirror control buttons not responding
• Addresses wiring connector compatibility concerns with original equipment

Installation Notes and Tips

• Ensure vehicle battery is disconnected before installation to prevent electrical shorts
• Verify connector gender and terminal type match the vehicle’s wiring harness
• Carefully remove the door panel to access the existing switch without damaging clips
• Test switch operation before reassembling the door panel
• Consult vehicle service manual for specific removal and installation procedures

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM standards for fit, form, and function. The DWS-856 door window switch undergoes rigorous quality control to ensure durability and reliable performance in BMW vehicles. Warranty coverage details should be confirmed at the point of purchase, as they may vary by distributor.