SCANTOOL Immobilizer Key Code Utility (SS001-99)

SCANTOOL IMMOBILIZER KEY CODE UTILITY

TECHNICAL SERVICE BULLETIN

SCAN TOOL IMMOBILIZER KEY CODE UTILITY

Model(s): 1998-1999 Toyota Avalon, Camry, Land Cruiser, Sienna; 1999 Toyota Solara, 4Runner

Section: Special Service Tools

Bulletin No.: SS001-99

Date: April 9, 1999

INTRODUCTION

The Diagnostic Tester now incorporates a Key Code Utility Menu capable of performing the following tasks for immobilizer functions:

• Key Code Registration
• Key Code Erasure
• Auto-Registration Closure

The information contained in this bulletin will provide you with a detailed outline for the use of immobilizer functions with the Diagnostic Tester.

AFFECTED VEHICLES

• 1998 Avalon, Camry, Land Cruiser and Sienna.
• 1999 Avalon, Camry, Land Cruiser, Sienna, Solara and 4Runner.

PARTS INFORMATION

Part Number	Part Name
01001271	Toyota Diagnostic Tester Kit
01001895-005	6.0a Diagnostic Software Card

FUNCTION DESCRIPTION (KEY CODE UTILITY)

WARRANTY INFORMATION

OPCODE	Description	Time	OPN	T1	T2
N/A	Not Applicable to Warranty	----	---	--	--

OPERATION PROCEDURES

This section provides the procedures necessary to access the IMMOBILIZER KEY CODE UTILITY functions. Refer to the instructions below.

VERIFY IMMOBILIZER KEY TYPE

Before any IMMOBILIZER KEY CODE UTILITY function can be performed, the type of Transponder Key must be verified. The following steps show how to verify the Transponder Key type.

1. Connect the Diagnostic Tester to DLC3 and press the "ON" key.
2. Insert a Registered Master Key (Black Key Head) into the ignition key cylinder and turn to the ON position.
   NOTE: A Registered Master Key is required for KEY REGISTRATION, KEY CODE ERASURE, and AUTO REGISTRATION CLOSURE. A Sub Key (Grey Key Head) will not perform these functions.
3. From the "FUNCTION SELECT" menu (Screen A), select [1: OBD/MOBD]. See Fig 1.
4. From the "OBD/MOBD MENU" (Screen B), select [6: IMMOBILIZER]. See Fig 2.
5. From the "DIAGNOSTIC MENU IMMOBILIZER" (Screen C), select [1: CURRENT DATA]. See Fig 3.
6. From the "CURRENT DATA MENU IMMOBILIZER" (Screen D), select [1: DATA LIST]. See Fig 4.
7. From the "SELECT DATA" menu (Screen E), select [ALL]. See Fig 5.
8. The Transponder Key Type in the ignition cylinder will be displayed Screen F). See Fig 6.
   • MASTER] = Registered Master Key
   • SUB] = Registered Sub Key
   • NO] = Not a Registered Key, or Vehicle is not equipped with Immobilizer.
     NOTE: If the Transponder Key is a Master Key, proceed to [4: KEY CODE UTILITY] by pressing the "EXIT" key back to the "DIAGNOSTIC MENU IMMOBILIZER" (Screen C). From the "DIAGNOSTIC MENU IMMOBILIZER" (Screen C), select [4: KEY CODE UTILITY].
9. From the "KEY CODE UTILITY" menu (Screen G), the functions listed are outlined in the next sections. See Fig 7.

KEY REGISTRATION

This function allows the registration of additional Key Codes for Transponder Keys (Master/Sub Keys) using a Registered Master Key. The following screens show how to perform Key Registration.

1. From the "KEY CODE UTILITY" menu (Screen A), select [1: KEY REGISTRATION]. See Fig 8.
2. Confirm the instruction on Screen B and press the "ENTER" key. See Fig 9.
3. From the "KEY SELECTION" menu (Screen C), select the Transponder Key type to be registered and press the "ENTER" key. See Fig 10.
   NOTE: Do not register a SUB KEY as a MASTER KEY. The SUB KEY is typically left with an attendant when the vehicle is parked. A Registered Master Key allows the user to add/erase transponder keys.
4. From "KEY SELECTION" (Screen D), confirm the type of Transponder Key to be registered and press the "ENTER" key. See Fig 11.
5. After pressing the "YES" key, remove the Registered Master Key from the Ignition Cylinder within 20 seconds. After removing the key, press the (ENTER) key. See Fig 12.
6. Insert the New Transponder Key into the Ignition Cylinder within 10 seconds and press the "ENTER" key. See Fig 13.
   NOTE: Look at the Security Indicator Light. It will begin to flash as the New Transponder Key is inserted.
7. The registration of the New Transponder Key will be completed in approximately 60 seconds. See Fig 14.
   NOTE: The Security Indicator continues flash during registration.
8. Screen H will be shown at completion of registration. See Fig 15. Confirm the Security Indicator turns OFF and press the "ENTER" key.
   NOTE: The Security Indicator will stop flashing when Key Registration is complete.
9. Insert the New Registered Master Key into the Ignition Cylinder and turn to the ON position and press the "ENTER" key. See Fig 16.

KEY CODE ERASURE

This function allows the user to erase all the Key Codes for Transponder Keys except the Registered Master Key used during this function. The following screens show how to perform Key Code Erasure.

1. From the "KEY CODE UTILITY" menu (Screen A), select [2: KEY CODE ERASURE]. See Fig 17.
2. Confirm the instruction on Screen B and press the "ENTER" key. See Fig 18.
3. Confirm the instruction on Screen C and press the "YES" key. See Fig 19.
   NOTE: By pressing the "YES" key, all Transponder Key Codes will be erased except the Registered Master Key in the Ignition Cylinder.
   NOTE: After pressing the "YES" key, the Security Indicator will start to flash.
4. Pull out the Registered Master Key from the Ignition Cylinder within 10 seconds (Screen D). See Fig 20.
   NOTE: Security Indicator continues to flash.
5. If Step 4 was completed correctly, Screen E will confirm ERASURE was successful. See Fig 21.
   NOTE: If the Erasure completed, the security indicator should still be blinking.
6. Insert the Registered Master Key into the Ignition Cylinder and turn to the ON position and press the (ENTER) key. See Fig 22.

AUTO REGISTRATION CLOSURE

This function allows the user to close Auto Registration Mode when less than three keys have been registered.

1. From the "KEY CODE UTILITY" menu (Screen A), select [3: AUTO REG CLOSURE]. See Fig 23.
2. Confirm the instruction on Screen B and press the "ENTER" key. See Fig 24.
3. At "AUTO REGIST. CLOSURE" (Screen C), the Auto Registration Closure Information will be displayed. See Fig 25. Press the "ENTER" key to finish.