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thermostat failure

Missing warning light?

Hope everyone is keeping safe. I just thought I would share this to 1. see if anyone has encountered this 2. raise it in case it helps someone in the future. TL : DR Cupra 300 didn't show any warning on dash/ECU after coolant leak and thermostat failure, was only detected at 20K service. So...
- graemebillo
- Thread
- Jun 9, 2020
- coolant leak no warnings thermostat failure
- Replies: 5
- Forum: Leon Mk3 (2012-2020)

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