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Home >> Buick >> 2001 >> Century Limited >> Repair and Diagnosis (Single Page) >> Electrical >> Wiring Diagrams >> Wiring Systems (General Information) >> Diagnostic Information and Procedures >> Testing for Short to Ground >> With a DMM

With a DMM

  1. Remove the power feed (i.e. fuse, control module) from the suspect circuit.
  2. Disconnect the load.
  3. Set the rotary dial of the DMM to the Ω position.
  4. Connect 1 lead of the DMM to 1 end of the circuit to be tested.
  5. Connect the other lead of the DMM to a good ground.
  6. If the DMM does NOT display infinite resistance (OL), there is a short to ground in the circuit.
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