KOER Wiggle Test Procedure

Connect test equipment. See Figure . Turn ignition off and wait 10 seconds. Start engine. Activate self-test with jumper lead or diagnostic tester. Wait 10 seconds, deactivate, and then reactivate self-test. DO NOT turn engine off. KOER wiggle test mode is now activated. Tap, move and wiggle the suspected sensor and/or harness area. If a fault is detected, a service code may be stored in memory and indicated at the diagnostic tester or "Scan" tool. Record or retrieve code and perform test indicated in appropriate CONTINUOUS MEMORY CODES chart under SERVICE CODE REFERENCE CHARTS.