Detects engine knock and changes timing accordingly (Sensor only)
Volkswagen 337/20AE 1.8T Engine Sensors
- A/C Cutout
- Air Intake
- Boost Pressure
- Camshaft Position
- Coolant Level
- Coolant Temperature
- Crankshaft Position
- Knock Sensor
- MAP Sensor
- Mass Air Flow
- Oil Level
- Oil Pressure
- Oil Temperature
- Oxygen
- Speed Sensor
- Throttle Cable
Clean up your engine bay or replaced your cracked unit with a new coolant expansion tank
Measures cam position and relays it to the ECU
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Prevents excess pressure from building within the system
Used for ECS 2.0T boost taps
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This product was last offered at the strikethrough price on
05-02-2026
Used in various locations
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
08-19-2026
Revised green 4 pin sensor, located in the cooling flange located on the side of the cylinder head
Also known as the RPM or Impulse sensor.
This product was last offered at the strikethrough price on
05-07-2026
Measures cam position and relays it to the ECU
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Detects engine knock and changes timing accordingly (sensor only)
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This product was last offered at the strikethrough price on
04-30-2026
Also known as the RPM or Impulse sensor.
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Detects irregular system pressure, located on the receiver/drier
Extra length is needed sometimes
Senses engine oil pressure for the ECU and warning light. 1.2-1.6 BAR
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Measures cam position and relays it to the ECU
Measures the temperature of the air entering the engine
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For vehicles with VIN up to 1J-34026 546 only, split is in the 2003 model year