Water Temp Gauge Wiring Diagram. Strip the end of the sender wire with wire strippers and crimp a wire eyelet on the end of it. Before starting the engine, be sure to refill/replace any coolant lost during the installation process to the manufacturer’s specifications.
This is part 1 on how to install vdo gauges. When i got my truck it was a dismantle abandoned project and amongst many missing items was the entire wiring loom. I know the gauge is fed from the voltage regulator, the back of the gauge has 2 space connectors so i presume.