andreiz2132 0 Posted April 11, 2009 Does anyone knows how to test a lambda sensor (4 wires) on a vw corrado 2.0 16v with a multimeter? what are the correct voltages, rezistence, between what wires, testing when idle or when running? Quote Share this post Link to post Share on other sites
steveo29 0 Posted April 12, 2009 put the voltemeter on the signal wire...once warmed up it should cycle between 0.1 - 0.9 volts every couple of seconds Quote Share this post Link to post Share on other sites