Disconnecting And Connecting Test Equipment

When connecting and disconnecting:

• Service Tester
• Testing Devices
• Test Leads
• When Replacing Control Units

It is essential to turn off the ignition.

Follow instructions for removing and installing electronic control units. See REMOVING AND INSTALLING ELECTRONIC CONTROL UNITS .

Follow operating instructions for testing devices.

Make sure that connected test leads cannot make contact with rotating parts (e.g.: fans, ribbed V-belts, etc.).