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Measuring Voltage

NOTE: Refer to TEST PROBE NOTICE .

The following procedure tests for a short to voltage in a circuit.

  1. Set the rotary dial of the DMM to the V (DC) position.
  2. Connect the positive lead of the DMM to one end of the circuit to be tested.
  3. Connect the negative lead of the DMM to a good ground.
  4. Turn ON the ignition and operate all accessories.
  5. If the voltage measured is greater than 1 volt, there is a short to voltage in the circuit.