Vemo V30-99-0103 Engine Coolant Thermostat Kit

VEMO Engine Coolant Thermostat Kit for Mercedes-Benz

The VEMO V30-99-0103 engine coolant thermostat kit is built for Mercedes-Benz cooling system service where precise temperature control matters. With a 100°C opening temperature, metal housing, and integrated sensor, it supports stable coolant regulation in a direct-fit replacement format for select Mercedes-Benz C-Class, E-Class, GLK, ML, R-Class, SLK, CLK, and S-Class applications.

VEMO’s VEMO product line focuses on OE-style replacement parts with application-specific construction and fitment detail. This thermostat kit follows that approach with a metal housing, seal, and sensor provision for vehicles that require a complete thermostat housing assembly.

Key Features

• Part number: V30-99-0103
• Engine coolant thermostat kit with metal housing
• Opening temperature: 100°C
• Includes sensor and seal
• 2-pole electrical connection
• Dimensions: 126.6 mm length, 114.2 mm width, 85.25 mm height
• Weight: 0.372 kg

Detailed Description

This VEMO thermostat kit is engineered for Mercedes-Benz cooling systems that use a thermostat housing assembly with an integrated sensor. The 100°C opening temperature helps maintain the engine’s operating temperature within the intended range, while the metal housing provides a durable replacement structure for service repairs. The V30-99-0103 is listed with fitment across 2005-2013 Mercedes-Benz models, including C300, C350, E350, GLK350, ML350, ML450, R350, SLK300, SLK350, CLK350, SLK280, C230, C280, S400, and others in the same application family.

This part cross-references Mercedes-Benz OE numbers such as 272 200 00 15 and A 272 200 01 15 for the same application.

What It Helps Address

• Engine running too cool or too hot due to thermostat control issues
• Coolant temperature instability during normal driving
• Thermostat housing leakage at the seal surface
• Faults related to the integrated coolant temperature sensor circuit
• Cooling system service needs on Mercedes-Benz vehicles with a housing-mounted thermostat

Installation Notes and Tips

• Verify the OE part number and connector style before installation.
• Inspect the mating surfaces and cooling passages for residue or damage before fitting the new seal.
• Refill and bleed the cooling system according to Mercedes-Benz service procedures after installation.
• Confirm the thermostat housing orientation and sensor connection before final assembly.
• Check for stored cooling-system fault codes after the repair and clear them as required.

Quality Assurance

VEMO supplies OE-style replacement components for European vehicle applications, and this thermostat kit is built to match the specified housing, sensor, and temperature requirements for the listed Mercedes-Benz fitments. Compatible with 2005-2013 Mercedes-Benz applications including C300, C350, E350, GLK350, ML350, R350, SLK350, and S400, depending on engine configuration.