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Precautions Before Welding

A vehicle has various electrical parts. To protect the parts from excessive current generated when welding, be sure to perform the following procedure.

  1. Switch the ignition off (LOCK).
  2. Disconnect the battery terminals.
    G11069326Courtesy of MAZDA MOTORS CORP.
  3. Securely connect the welding machine ground near the welding area.
    G13148624Courtesy of MAZDA MOTORS CORP.
  4. Cover the peripheral parts of the welding area to protect them from weld spatter.

    Ground Inspection And Disconnection/reconnection

    • The ground connection is extremely important for normal electrical circuit operation, therefore, inspect and disconnect/reconnect the ground connection according to the following guidelines.
      • Remove the bolt or screw of the ground to inspect for dirt or rust.
      • If there is any dirt or rust, clean it.
      • Securely tighten the bolt or screw to the specified tightening torque.
      • Verify that parts do not interfere with the ground circuit.