<font color='blue'>Blue</font> sensor with square connector. Please check existing sensor color - 078919501B
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For vehicles with VIN up to 3B-X-491,580, split is in the 1999 model year.
Volkswagen Coolant Temperature Sensors
Located in the coolant pipe that connects to the cylinder head
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Updated green 4 pin sensor, replaces old blue sensors. For vehicles with square connector.
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4-pin sensor for ECU
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4-pin sensor for ECU
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Green / 4 Pin
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This product was last offered at the strikethrough price on
12-29-2025
2-pin sensor white in color for air conditioning
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Monitors coolant temperature for fan control & gauge readings
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This product was last offered at the strikethrough price on
05-07-2026
Other Volkswagen Coolant Temperature Sensors
- Volkswagen GTI Coolant Temperature Sensors
- Volkswagen MK6 Coolant Temperature Sensors
- Volkswagen MK7 Coolant Temperature Sensors
- Volkswagen Jetta Coolant Temperature Sensors
- Volkswagen MK4 Coolant Temperature Sensors
- Volkswagen MK5 Coolant Temperature Sensors
- Volkswagen Golf Coolant Temperature Sensors
- Volkswagen Passat Coolant Temperature Sensors
- Volkswagen GLI Coolant Temperature Sensors