Standard Ignition S2452 HVAC Blower Motor Resistor Connector - Front

Overview of Standard Ignition HVAC Blower Motor Resistor Connector S2452

The Standard Ignition HVAC Blower Motor Resistor Connector S2452 is designed for reliable electrical connection in HVAC systems of select BMW, Maybach, and Mercedes-Benz vehicles. This male connector features a push-on attachment method and is engineered to meet the specific requirements of blower motor resistor circuits.

• Compatible with BMW, Maybach, and Mercedes-Benz models including 745i, 750Li, E55 AMG, CLS550, and more
• Part number S2452 for precise identification and fitment
• Black plastic housing with rectangular connector shape
• Two-wire configuration with 12-gauge wire and bullet-type female terminals
• Includes wiring harness (6.5 inches) and two splice connectors for installation

Technical Specifications and Features

This HVAC blower motor resistor connector is constructed from durable plastic with brass contact terminals to ensure consistent electrical conductivity. The connector is male with female bullet terminals, designed for a 12-volt system. It features a push-on attachment method with a 0-degree bend angle, making it straightforward to install in tight engine compartments. The connector length is 0.875 inches, and it includes a wiring harness measuring 6.5 inches (165.1 mm) to facilitate connection to the vehicle’s HVAC system.

Compatible Vehicles and Applications

The Standard Ignition S2452 connector is compatible with a wide range of BMW, Maybach, and Mercedes-Benz models. This includes popular vehicles such as the BMW 745i, 750Li, and M3, as well as Mercedes-Benz AMG models like the E55 AMG, CLS550, and SLK350. It is specifically designed for use in HVAC blower motor resistor circuits, ensuring proper electrical connection and system functionality.

Common Issues Addressed by This Connector

• Intermittent blower motor operation due to faulty connections
• HVAC blower resistor circuit failures caused by damaged connectors
• Electrical shorts or open circuits in blower motor wiring
• Loose or corroded terminals affecting blower motor speed control
• Replacement of worn or broken HVAC electrical connectors

Installation Notes and Tips

Installation of the Standard Ignition S2452 connector requires disconnecting the vehicle battery to prevent electrical shorts. The push-on attachment method allows for easy connection without special tools. Ensure the wiring harness is routed away from heat sources and moving parts. Use the included splice connectors to secure wire connections properly. Verify terminal seating and secure fit before reassembling HVAC components.

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM specifications for fit, form, and function. The S2452 connector undergoes quality control testing to ensure reliable electrical performance. While specific warranty details may vary, Standard Ignition typically offers coverage against defects in materials and workmanship to support long-term vehicle operation.