Temp gauge isn't working?
Engine is hot but gauge just sat on bottom doing nothing also I know headgasket is fine cos I have hot air In car
[Mk2] [NA] Help sw20 n/a rev1 temp gauge.
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Re: [Mk2] [NA] Help sw20 n/a rev1 temp gauge.
Disconnect the sensor and short the loom terminal to earth. Gauge should max out.
If it does, change sensor. If not you have a gauge or wiring issue.
If it does, change sensor. If not you have a gauge or wiring issue.