Last Modified: 11-20-2023 6.11:8.1.0 Doc ID: RM1000000012VPS
Model Year Start: 2018 Model: Camry Prod Date Range: [03/2017 -           ]
Title: THEFT DETERRENT / KEYLESS ENTRY: IMMOBILISER SYSTEM (w/o Smart Key System): Key Cannot be Registered; 2018 - 2024 MY Camry [03/2017 -        ]

Key Cannot be Registered

DESCRIPTION

A maximum of 5 master key ID codes and 3 sub key ID codes can be registered.

WIRING DIAGRAM

CAUTION / NOTICE / HINT

NOTICE:

If the transponder key ECU assembly is replaced, refer to Registration.

Click here 2018 - 2019 MY Camry [03/2017 - 09/2019]; THEFT DETERRENT / KEYLESS ENTRY: IMMOBILISER SYSTEM (w/o Smart Key System): REGISTRATION 2020 - 2024 MY Camry [09/2019 -        ]; THEFT DETERRENT / KEYLESS ENTRY: IMMOBILISER SYSTEM (w/o Smart Key System): REGISTRATION

PROCEDURE

1.

CHECK REGISTRATION MODE

(a) Check that the system enters registration mode.

OK:

System enters registration mode.

NG

GO TO STEP 5

OK

2.

CHECK SECURITY INDICATOR LIGHT OPERATION

(a) In registration mode, insert the door control transmitter assembly into the ignition key cylinder and check the security indicator light.

HINT:

If the new key ID code registration fails, code 2-1 will be output through the security light. Trying to re-register an already registered door control transmitter assembly will cause code 2-2 to be output when the door control transmitter assembly is inserted. If the number of registered key ID codes exceeds the maximum limit, code 2-3 will be output through the security indicator light. The output details are shown in the following illustration.

*a

Security Indicator Light

*b

Normal (Immobiliser system is operating normally)

*c

Code 2-1

*d

Code 2-2

*e

Code 2-3

-

-

Result

Proceed to

Code 2-1 or Code 2-3 is output

A

Code 2-2 is output

B
B

END (REGISTERED DOOR CONTROL TRANSMITTER ASSEMBLY WAS USED)
A

3.

READ VALUE USING TECHSTREAM (TRANSPONDER S-CODE, TRANSPONDER M-CODE)

(a) Connect the Techstream to the DLC3.

(b) Turn the ignition switch to ON.

(c) Turn the Techstream on.

(d) Enter the following menus: Body Electrical / Immobiliser / Data List.

(e) Read the Data List according to the display on the Techstream.

Body Electrical > Immobiliser > Data List

Tester Display

Measurement Item

Range

Normal Condition

Diagnostic Note

Transponder S-code

Number of registered sub key

min. 0, max. 15

Number of registered sub keys displayed

-

Transponder M-code

Number of registered master key

min. 0, max. 15

Number of registered master keys displayed

-

Body Electrical > Immobiliser > Data List

Tester Display

Transponder S-code

Transponder M-code

Result

Proceed to

5 is displayed for "Transponder M-code" and 0 is displayed for "Transponder S-code"

A

0 is displayed for "Transponder M-code" and 3 is displayed for "Transponder S-code"

B

5 is displayed for "Transponder M-code" and 3 is displayed for "Transponder S-code"

C

Values are other than above

D
A

KEY REGISTRATION (SUB-KEY) 2018 - 2019 MY Camry [03/2017 - 09/2019]; THEFT DETERRENT / KEYLESS ENTRY: IMMOBILISER SYSTEM (w/o Smart Key System): REGISTRATION 2020 - 2024 MY Camry [09/2019 -        ]; THEFT DETERRENT / KEYLESS ENTRY: IMMOBILISER SYSTEM (w/o Smart Key System): REGISTRATION

B

KEY REGISTRATION (MASTER KEY) 2018 - 2019 MY Camry [03/2017 - 09/2019]; THEFT DETERRENT / KEYLESS ENTRY: IMMOBILISER SYSTEM (w/o Smart Key System): REGISTRATION 2020 - 2024 MY Camry [09/2019 -        ]; THEFT DETERRENT / KEYLESS ENTRY: IMMOBILISER SYSTEM (w/o Smart Key System): REGISTRATION

C

MAXIMUM NUMBER OF DOOR CONTROL TRANSMITTER ASSEMBLIES ALREADY REGISTERED
D

4.

KEY REGISTRATION

(a) Refer to the table below to determine if additional door control transmitter assemblies can be registered.

Number of Door control transmitter assemblies Registered (Master and Sub)

Proceed to

0

New key ID code registration

1 to 7

Additional key ID code registration

(b) Check if an additional door control transmitter assembly can be registered.

OK:

Additional door control transmitter assembly can be registered.

OK

END (DOOR CONTROL TRANSMITTER ASSEMBLY MALFUNCTION)
NG

REPLACE TRANSPONDER KEY ECU ASSEMBLY 2018 MY Camry [03/2017 - 06/2017]; THEFT DETERRENT / KEYLESS ENTRY: TRANSPONDER KEY ECU: REMOVAL 2018 - 2020 MY Camry [06/2017 - 10/2020]; THEFT DETERRENT / KEYLESS ENTRY: TRANSPONDER KEY ECU: REMOVAL 2021 - 2024 MY Camry [10/2020 -        ]; THEFT DETERRENT / KEYLESS ENTRY: TRANSPONDER KEY ECU: REMOVAL

5.

INSPECT UNLOCK WARNING SWITCH ASSEMBLY

(a) Remove the unlock warning switch assembly.

Click here 2018 - 2024 MY Camry [03/2017 -        ]; DOOR LOCK: UNLOCK WARNING SWITCH: REMOVAL

(b) Inspect the unlock warning switch assembly.

Click here 2018 - 2024 MY Camry [03/2017 -        ]; DOOR LOCK: UNLOCK WARNING SWITCH: INSPECTION

NG

REPLACE UNLOCK WARNING SWITCH ASSEMBLY
OK

6.

CHECK HARNESS AND CONNECTOR (TRANSPONDER KEY ECU ASSEMBLY - UNLOCK WARNING SWITCH ASSEMBLY)

(a) Disconnect the K60 transponder key ECU assembly connector.

(b) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

Tester Connection

Condition

Specified Condition

K31-1 (UN+) - K60-5 (KSW)

Always

Below 1 Ω

K31-2 (UN-) - Body ground

Always

Below 1 Ω

K31-1 (UN+) or K60-5 (KSW) - Other terminals and body ground

Always

10 kΩ or higher
OK

REPLACE TRANSPONDER KEY ECU ASSEMBLY
NG

REPAIR OR REPLACE HARNESS OR CONNECTOR