Universal Air SW5203C HVAC Pressure Switch

Universal Air LPCO Switch for HVAC Control

The Universal Air SW5203C is an HVAC pressure switch used in air conditioning systems that require low-pressure cutout control. It is listed for a wide range of Chrysler, Dodge, Jeep, Mercedes-Benz, BMW, Toyota, Nissan, Honda, Mazda, Plymouth, Subaru, and Chevrolet applications from 1979-1996.

Key Features

• Universal Air LPCO Switch, part number SW5203C
• HVAC pressure switch for low-pressure cutout applications
• Fits many factory-style A/C systems across import and domestic vehicles
• Application-specific listings include models with drier mount and connector notes where required
• Compatible with select Dodge Dakota, Jeep Cherokee, and Mercedes-Benz E-Class applications

Fitment Details

• Fits 1993-1996 Dodge Dakota, LPCO Switch
• Fits 1981-1996 Jeep Cherokee, LPCO Switch
• Fits 1991-1995 Chrysler LeBaron, LPCO Switch
• Fits 1989-1995 Dodge Spirit, LPCO Switch
• Fits 1995 Mercedes-Benz E300, LPCO Switch
• Fits 1994-1995 Mercedes-Benz SL320, LPCO Switch
• Fits 1994-1995 Mercedes-Benz SL500, LPCO Switch
• Fits 1994-1995 Mercedes-Benz SL600, LPCO Switch
• Fits 1987-1994 Dodge Shadow, LPCO Switch
• Fits 1994 Mercedes-Benz E320, LPCO Switch

Detailed Description

SW5203C is a low-pressure cutout switch for automotive HVAC systems, used to monitor refrigerant pressure and help the A/C control circuit respond correctly when pressure drops below the operating threshold. This part number is listed for a broad range of vehicles, including Dodge Dakota, Jeep Cherokee, Chrysler LeBaron, and Mercedes-Benz E-Class and SL models, along with many additional Chrysler, BMW, Toyota, Nissan, Honda, Mazda, Plymouth, and Jeep platforms. If you are replacing a failed A/C pressure switch on a vehicle listed in the fitment data, SW5203C provides a direct-reference option for the original application.

This part cross-references OE Number 320001 for select BMW applications.

Common Problems This Part Can Address

• A/C compressor cycling incorrectly due to low-pressure switch failure
• Air conditioning shutdown caused by an open or faulty pressure switch
• Intermittent compressor engagement on listed Chrysler, Dodge, Jeep, or Mercedes-Benz models
• Diagnostic trouble related to refrigerant pressure sensing in the HVAC circuit
• Loss of A/C protection logic when system pressure drops too low

Installation Notes and Tips

Verify the vehicle year, make, model, and any fitment notes before ordering, especially on applications that specify drier mount, connector shape, or system-mounted configurations. Match the existing switch style and connector layout to the vehicle listing for SW5203C. After installation, inspect the A/C system for proper refrigerant charge and confirm normal compressor operation.

Quality Assurance

Universal Air identifies this part as an LPCO Switch within its HVAC switch lineup. Use the fitment data to confirm application coverage for your vehicle before installation.