KOER Wiggle Test

Connect test equipment. See TESTS W/CODES - EEC 2.5L article in the ENGINE PERFORMANCE section. Turn ignition off, and wait 10 seconds. Start engine. Activate self-test using jumper lead or diagnostic tester. Read any existing codes and clear memory. Reactivate self-diagnostic function. Wait 10 seconds, and then deactivate and reactivate self-test to enter WIGGLE TEST. DO NOT turn engine off. Tap, move and wiggle the suspected sensor and/or harness area. If a fault is detected, a code may be stored in memory and indicated at the diagnostic tester or Scan tool. Record or retrieve code, and perform CIRCUIT TEST indicated in CODE REFERENCE table in G - TESTS W/CODES - EEC 2.5L article in the ENGINE PERFORMANCE section.