IMMOBILIZER SYSTEM COMPONENT REPLACEMENT/KEY ADDITION AND CLEARING
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Foreword
Reference number |
Situation |
Required items |
Cautionary notes |
---|---|---|---|
1
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Making a spare key when the customer has two or more keys that can start the engine. Or registering an additional key.
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• Registration key
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• If the additional key registration method has been changed to “Customer spare key programming disabled” (inhibiting the method that uses two keys that are able to start the engine), the WDS or equivalent is required when registering the additional key. In that case, perform procedure No.2.
|
2
|
Making a spare key when the customer has one key that can start the engine or no keys. Or registering an additional key.
|
• Registration key
• WDS or equivalent
|
-
|
3
|
Clearing previously registered key ID numbers.
|
• Registration keys (two or more)
• WDS or equivalent
|
• All the key ID numbers registered in the vehicle will be cleared.
• Unless keys are re-registered after clearing the key ID numbers, the engine cannot be started. Before beginning the procedure, verify that the customer has turned in all of the keys for the vehicle.
• Unless two or more keys are registered after replacement, the engine cannot be started.
• The keys (two or more keys) readied before beginning the procedure do not have to be new keys. Any key that is capable of starting the engine before beginning the procedure can be used.
|
3
|
Replace all the keys. (Key cylinder replacement)
|
• Registration keys (two or more)
• WDS or equivalent
|
• When replacing the key cylinder, have two or more keys ready for registration before beginning the procedure, since the previous keys will be invalid.
|
4
|
Changing the method for registering additional keys. (Method for registering other keys using two keys that can start the engine is disabled.)
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• WDS or equivalent
|
• After performing this procedure it is not possible to register additional keys according to procedure No.1. The system can be returned to the original setting. The WDS or equivalent must always be used to change the system setting.
|
4
|
Changing the method for registering additional keys. (Method for registering other keys using two keys that can start the engine is enabled.)
|
• WDS or equivalent
|
• This is the default setting on new vehicles.
|
5
|
Replacing the instrument cluster only.
|
• New instrument cluster
• Registration keys (two or more)
• WDS or equivalent
|
• Unless keys are registered after replacing the steering lock, the engine cannot be started. Before beginning the procedure, verify that the customer has turned in all of the keys for the vehicle.
• Unless two or more keys are registered after replacement, the engine cannot be started.
• The keys (two or more keys) readied before beginning the procedure do not have to be new keys. Any key that is capable of starting the engine before beginning the procedure can be used.
|
6
|
Replacing the PCM only.
|
• New PCM
• WDS or equivalent
|
-
|
7
|
Replacing the PCM and instrument cluster at the same time.
|
• New PCM
• New instrument cluster
• Registration keys (two or more)
• WDS or equivalent
|
• Unless keys are registered after replacing the steering lock, the engine cannot be started. Before beginning the procedure, verify that the customer has turned in all of the keys for the vehicle.
• Unless two or more keys are registered after replacement, the engine cannot be started.
• The keys (two or more keys) readied before beginning the procedure do not have to be new keys. Any key that is capable of starting the engine before beginning the procedure can be used.
|
-
|
Replacing the coil antenna.
|
• New coil antenna
|
• It is not necessary to reset the immobilizer system.
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No.1 Additional Key Registration Procedure (Using Two Valid Keys)
Procedure
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1. Have one key (key 3) ready for registration.
2. Using key 1, turn the ignition switch to the ON position.
3. Verify that the security light illuminates for approx. 3 s and then goes out.
4. Using key 1, turn the ignition switch to the LOCK position within approx. 4 s after the security light goes out.
5. Remove key 1.
6. Repeat Steps 2—5 using key 2.
7. Repeat Steps 2—5 using key 3.
8. If additional keys need to be registered, repeat Steps 2—7 in the same manner as key 3.
No.2 Additional Key Registration Procedure (Using the WDS or equivalent)
Procedure
1. Have one key (key 1) ready for registration.
2. Connect the WDS or equivalent to the DLC-2.
3. Using key 1, turn the ignition switch to the ON position.
4. Select “Body/Security/PATS function” from the WDS or equivalent screen menu.
5. Select “Program Additional Ignition Key” from the WDS or equivalent screen menu.
6. Perform security access as indicated on the WDS or equivalent screen. (See No.8 Security Access Procedure.)
7. After verifying that the PATS function menu is displayed again on the WDS or equivalent screen, turn the ignition switch to the LOCK position and remove key 1.
8. Using the additional key to be programmed, turn the ignition switch to the ON position.
9. Return to the Step 5.
10. After verifying that the PATS function menu is displayed again on the WDS or equivalent screen, select the “Exit (From This Menu)” to finish the WDS or equivalent procedure.
11. After Step 10, wait 5 s or more and then turn the ignition switch to the LOCK position.
12. Disconnect the WDS or equivalent from the DLC-2.
13. Verify that the all keys can start the engine for 5 s or more after the procedure.
No.3 Key Replacement Procedure (Clearing Previously Registered Key ID Numbers, Key Re-registration)
Procedure
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1. Have two or more keys (key 1, key 2) ready for registration after the clearing the key ID numbers.
2. Connect the WDS or equivalent to the DLC-2.
3. Using key 1, turn the ignition switch to the ON position.
4. Select “Body/Security/PATS function” from the WDS or equivalent screen menu.
5. Select “Ignition key ID number Erase” from the WDS or equivalent screen menu and perform the tasks according to the WDS or equivalent screen.
6. Perform security access as indicated on the WDS or equivalent screen. (See No.8 Security Access Procedure.)
7. After verifying that the PATS function menu is displayed again on the WDS or equivalent screen, select “Exit (From This Menu)” to finish the WDS or equivalent procedure.
8. After Step 7, wait 5 s or more and then turn the ignition switch to the LOCK position using key 1.
9. Using key 1, turn the ignition switch to the ON position.
10. After Step 9, wait 3 s or more and turn the ignition switch to the LOCK position, remove key 1.
11. Using key 2, turn the ignition switch to the ON position.
12. Verify that the security light illuminates for approx. 3 s and then turns off.
13. After verifying that the security light turns off, turn the ignition switch to the LOCK position and remove key 2.
14. If programming one more keys, repeat Steps 11 to 13 with a key to be programmed as key 3. Steps 11 to 13 must be performed within 1 min for each key. If the vehicle is left with the ignition switch in the ON position for 1 min or more, additional key programming according to Steps 11 to 13 is disabled. If this occurs, refer to”No.1 Additional Key Registration Procedure (Using Two Valid Keys)” to register any additional keys.
15. Verify that the all keys can start the engine for 5 s or more after the procedure.
No.4 Changing the Method for Registering Additional Keys
Procedure
1. Connect the WDS or equivalent to the DLC-2.
2. Using any key, turn the ignition switch to the ON position. (Either a valid or an unregistered key can be used.)
3. Select “Body/Security/PATS function” from the WDS or equivalent screen menu.
4. Select either “Customer Spare Key Programming Enable” or “Customer Spare Key Programming Disable” from the WDS or equivalent screen menu. Depending on the selected menu, the additional key registration method is as shown below:
Setting |
Additional key registration method |
|
---|---|---|
Procedure using two valid keys |
Procedure using the WDS or equivalent |
|
Customer spare key programming enable
|
x
|
x
|
Customer spare key programming disable
|
-
|
x
|
5. Perform security access as indicated on the WDS or equivalent screen. (See No.8 Security Access Procedure.)
6. After verifying that the PATS function menu is displayed again on the WDS or equivalent screen, select “Exit” to complete the WDS or equivalent function.
7. After Step 6, wait 10 s or more and then turn the ignition switch to the LOCK position.
No.5 Resetting Procedure for the Immobilizer System when Replacing the Instrument Cluster Replacement
Procedure
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1. Have two or more keys (key 1, key 2) ready for registration.
2. Connect the WDS or equivalent to the DLC-2.
3. Using key 1, turn the ignition switch to the ON position.
4. Select “Body/Security/PATS Function” from the WDS or equivalent screen menu.
5. Select “Parameter Reset” from the WDS or equivalent screen menu.
6. Perform security access as indicated on the WDS or equivalent screen. (See No.8 Security Access Procedure.)
7. Select the replaced part as indicated on the WDS or equivalent screen.
8. Select “Ignition Key Code Erase and Program” from the WDS or equivalent screen menu and perform the procedure according to the WDS or equivalent screen.
9. Perform security access as indicated on the WDS or equivalent screen. (See No.8 Security Access Procedure.)
10. After verifying that the PATS function menu is displayed again on the WDS or equivalent screen, select “Exit (From This Menu)” to finish the WDS or equivalent procedure.
11. After Step 10, wait 5 s or more and then turn the ignition switch to the LOCK position.
12. Disconnect the WDS or equivalent from the DLC-2.
13. Using key 1, turn the ignition switch to the ON position.
14. After Step 13, wait 3 s or more and turn the ignition switch to the LOCK position, remove key 1.
15. Using key 2, turn the ignition switch to the ON position.
16. Verify that the security light illuminates for approx. 3 s and then turns off.
17. After verifying that the security light turns off, turn the ignition switch to the LOCK position and remove key 2.
18. If programming one more keys, repeat Steps 15 to 17 with a key to be programmed as key 3. Steps 15 to 17 must be performed within 1 min for each key. If the vehicle is left with the ignition switch in the ON position for 1 min or more, additional key programming according to Steps 15 to 17 is disabled. If this occurs, refer to “No.1 Additional Key Registration Procedure (Using Two Valid Keys)” to register any additional keys.
19. Verify that the all keys can start the engine for 5 s or more after the procedure.
No.6 Resetting Procedure for the Immobilizer System when Replacing the PCM Replacement
Procedure
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1. Have two or more keys (key 1, key 2) ready for registration.
2. Connect the WDS or equivalent to the DLC-2.
3. Using key 1, turn the ignition switch to the ON position.
4. Select “Body/Security/PATS Function” from the WDS or equivalent screen menu.
5. Select “Parameter Reset” from the WDS or equivalent screen menu.
6. Perform security access as indicated on the WDS or equivalent screen. (See No.8 Security Access Procedure.)
7. Select the replaced part as indicated on the WDS or equivalent screen.
8. After verifying that the PATS function menu is displayed again on the WDS or equivalent screen, select “Exit (From This Menu)” to finish the WDS or equivalent procedure.
9. After Step 8, wait 5 s or more and then turn the ignition switch to the LOCK position.
10. Disconnect the WDS or equivalent from the DLC-2.
11. Using key 1, turn the ignition switch to the ON position.
12. After verifying that the security light illuminates for 3 s or more, turn the ignition switch to the LOCK position, remove key 1.
No.7 Resetting Procedure for the Immobilizer System when Replacing the PCM and Instrument Cluster at the Same Time
Procedure
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1. Have two or more keys (key 1, key 2) ready for registration.
2. Connect the WDS or equivalent to the DLC-2.
3. Using key 1, turn the ignition switch to the ON position.
4. Select “Body/Security/PATS Function” from the WDS or equivalent screen menu.
5. Select “Parameter Reset” from the WDS or equivalent screen menu.
6. Perform security access as indicated on the WDS or equivalent screen. (See No.8 Security Access Procedure.)
7. Select the replaced part as indicated on the WDS or equivalent screen.
8. Select “Ignition Key Code Erase and Program” from the WDS or equivalent screen menu and perform the procedure according to the WDS or equivalent screen.
9. Perform security access as indicated on the WDS or equivalent screen. (See No.8 Security Access Procedure.)
10. After verifying that the PATS function menu is displayed again on the WDS or equivalent screen, select “Exit (From This Menu)” to finish the WDS or equivalent procedure.
11. After Step 10, wait 5 s or more and then turn the ignition switch to the LOCK position.
12. Disconnect the WDS or equivalent from the DLC-2.
13. Using key 1, turn the ignition switch to the ON position.
14. After Step 13, wait 3 s or more and turn the ignition switch to the LOCK position, remove key 1.
15. Using key 2, turn the ignition switch to the ON position.
16. Verify that the security light illuminates for approx. 3 s and then turns off.
17. After verifying that the security light turns off, turn the ignition switch to the LOCK position and remove key 2.
18. If programming one more keys, repeat Steps 15 to 17 with a key to be programmed as key 3. Steps 15 to 17 must be performed within 1 min for each key. If the vehicle is left with the ignition switch in the ON position for 1 min or more, additional key programming according to Steps 15 to 17 is disabled. If this occurs, refer to “No.1 Additional Key Registration Procedure (Using Two Valid Keys)” to register any additional keys.
19. Verify that the all keys can start the engine for 5 s or more after the procedure.
No.8 Security Access Procedure
Procedure
1. Connect the WDS or equivalent to the DLC-2.
2. Select “Body/Security/PATS function” from the WDS or equivalent screen menu.
3. Security access is started and the WDS or equivalent displays “Outcode”.
4. Input the corresponding “Incode” for the “Outcode” displayed on the WDS or equivalent screen.
5. After successfully performing security access, “Program Additional Ignition Key”, “Ignition key ID number Erase” or “Customer Spare Key Programming Enable/Disable” is displayed on the WDS or equivalent screen. When performing “Parameter Reset”, security access is requested two times and after successfully performing it the second time, “Replacement Module” is displayed.