1 = Locked terminal 2 = Male half 3 = Female half 4 = Seal 5 = Intermittent contact 6 = Unlocked terminal (Hidden by wire seal) 7 = Seal Check for unlocked terminals by pulling each wire at the end of the connector. Terminal not properly seated The following illustrations are known examples of wiring harness, splices and connectors that will create intermittent electrical concerns. The concerns are hidden and can only be discovered by a physical evaluation as shown in each illustration. NOTE: Several components, such as the ECM, utilize gold plated terminals in their connections to the wiring harness. If those terminals need to be replaced, they must be replaced with a gold plated terminal.
Troubleshooting wiring harness and connector hidden concerns Connector Repair Procedures 5-1