temp gauge isnt working on 1990 Plymouth Voyager

2.5L non-turbo automatic with full instrumentation. When I turn key on, the needle does jump, but stays all the way to the left, even when warmed up.

by in Hayward, CA on May 21, 2010
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1 answer
ANSWER by , October 26, 2010
Hello, this means the ECM is gettin no reading or feedback from the sensor, either its faulty, unplugged, or damaged.