Lock System Does Not Lock

Step	Action	Yes	No
DEFINITION: The lock system does not allow the key to rotate out of the OFF position.
1	Did you review the Steering Wheel and Column Description and Operation?	Go to Step 2	Go to Steering Wheel and Column Description and Operation
2	Verify that the ignition lock system does not unlock. Does the ignition lock system operate normally?	System OK	Go to Step 3
3	Inspect for an incorrect, worn, or damaged key. Is the key incorrect, worn, or damaged?	Go to Step 7	Go to Step 4
4	Inspect for a faulty ignition lock cylinder. Is the ignition lock cylinder damaged?	Go to Step 8	Go to Step 5
5	Inspect the ignition lock cylinder housing for damage. Is the ignition lock cylinder housing damaged?	Go to Step 9	Go to Step 6
6	Inspect the ignition switch assembly for damage. Is the ignition switch assembly damaged?	Go to Step 10	Verify customer concern, go to Strategy Based Diagnosis
7	Replace the key. Refer to Replacing Keys (North America, except Canada) , Replacing Keys (Canada) . Did you complete the repair?	Go to Step 11	-
8	Replace the ignition lock cylinder. Refer to Ignition Lock Cylinder Replacement . Did you complete the repair?	Go to Step 11	-
9	Replace the steering column assembly. Refer to Steering Column Replacement . Did you complete the repair?	Go to Step 11	-
10	Replace the ignition switch. Refer to Ignition and Start Switch Replacement . Did you complete the repair?	Go to Step 11	-
11	Operate the system in order to verify the repair. Did you correct the condition?	System OK	Go to Step 3