The Steering Lock Does Not Operate

CAUTION: When the keyless access CM or steering lock CM is replaced, registration of the immobilizer is required. For the relevant procedures, refer to the "REGISTRATION MANUAL FOR IMMOBILIZER".

Step	Check	Yes	No
1 CHECK CURRENT DATA. Display the current data «Driver's door SW input» of body integrated unit using Subaru Select Monitor. Read the data when opening and closing the driver's door.	Does the data change from ON to OFF according to the opening and closing?	Go to step 2 .	Inspect door switch circuit. < Refer to CHECK DOOR SWITCH , INSPECTION, Keyless Entry System. >
2 CHECK CURRENT DATA. Using the Subaru Select Monitor, display the current data of the keyless access CM «Steering lock lock/unlock command reception history». While in possession of the access key, perform engine start operations, and read data within 10 seconds after starting.	Is data displayed as ON?	Go to step 3 .	Replace the keyless access CM. < Refer to KEYLESS ACCESS CM . >
3 CHECK STEERING LOCK CM. Using a tester, measure the waveform between steering lock CM terminals immediately after the following operations. Perform ignition ON, driver's side door close → shift lever P range, ignition OFF, and close → open the driver's side door. Connector & terminal (B424) No. 3 - No. 1:	Is the waveform immediately after opening the driver's side door abnormal?	Replace the steering lock CM. < Refer to REMOVAL , Steering Lock CM. >	Go to step 4 .
4 CHECK WIRING HARNESS. Disconnect the keyless access CM connector and the steering lock CM connector. Using a tester, check continuity between the keyless access CM connector and steering lock CM connector. Connector & terminal (B424) No. 3 - (i242) No. 29:	Is there continuity?	Go to step 5 .	Repair or replace the open circuit of harness.
5 CHECK WIRING HARNESS. Using a tester, check continuity between the keyless access CM connector and chassis ground. Connector & terminal (B572) No. 11 - Chassis ground:	Is there continuity?	Replace the keyless access CM. < Refer to KEYLESS ACCESS CM . >	Repair or replace the open circuit of harness.