KOER Wiggle Test Procedure

Connect test equipment. See Figure . Turn ignition off, and wait 10 seconds. Start engine. Activate self-test using jumper lead or diagnostic tester. Wait 10 seconds, and then deactivate and reactivate self-test. DO NOT turn engine off. KOER wiggle test mode is now activated. Tap, move and wiggle suspect sensor and/or harness area. If a fault is detected, a service code may be stored in memory and indicated at diagnostic tester or scan tester. Retrieve code, and perform appropriate test. See SERVICE CODE REFERENCE CHARTS  .