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P2181 Diagnostic Trouble Code Discussion for December 2013

Cooling System Performance

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Trouble Ticket Help Requests for DTC P2181
Help Request Posted
2006 Volkswagen Jetta 2.5 2.5L MIL Lamp on VIN: 3VWDF31KX6
P2181: Performance malfunction in cooling systemimplausible signal. p2181 keeps coming back after a day or two. We replaced thermostat,ECT, radiater temperature sensor and ambient temp switch. ECT reads -48C when unplugged and 130C when shorted. Temp gauge is maybe a bit slow to rise but heater seems normal. Temp sensors read ...
December 23, 2013