Test 14: Lock Signal From Driver Door Switch

Connect Hand-Held Tester (HHT) to Data Link Connector (DLC) located in engine bay. Monitor door control module readings. Use key to mechanically lock vehicle and hold key in lock position. If YES is displayed on HHT, system is okay. If NO is displayed on HHT, perform TEST 22: DRIVER SIDE DOOR CONTROL MODULE VOLTAGE SUPPLY TO LEFT FRONT DOOR LOCK SWITCH  and TEST 23: LEFT FRONT DOOR LOCK SWITCH  under SYSTEM TESTS.