Not had car long, got new temp sensor and still same, near on impossible to start, glow plug light comes on for a second and goes out with temp sensor plugged in, if do manage to start car temp gauge works fine, no faults on vag com, unplug temp sensor and glow plug light stays on alot longer and car first fist turn.but ovs know temp gauge and fuel not as good mpg. Any ideas people please? Or which wire can i put a switch in so thinks its unpluped to start then switch on so temp gauge works.thanks
