Power Source Mode does not Change (No Interior Verification) [11/2021 - ]: Procedure

1. Check the smart access system with push-button start (for Start Function).

   for HEV Model: Refer to HOW TO PROCEED WITH TROUBLESHOOTING [11/2021 - 03/2023] , or refer to HOW TO PROCEED WITH TROUBLESHOOTING [03/2023 - ]

   for Gasoline Model: Refer to HOW TO PROCEED WITH TROUBLESHOOTING [11/2021 - 03/2023] , or refer to HOW TO PROCEED WITH TROUBLESHOOTING [03/2023 - ]

   OK

   smart access system with push-button start (Start Function) operates normally

   Result

   Proceed to
   OK
   NG

Result: 

NG 

GO TO SMART ACCESS SYSTEM WITH PUSH-BUTTON START (for Start Function) (HOW TO PROCEED WITH TROUBLESHOOTING) 

for HEV Model: Refer to HOW TO PROCEED WITH TROUBLESHOOTING [11/2021 - 03/2023] , or refer to HOW TO PROCEED WITH TROUBLESHOOTING [03/2023 - ]

for Gasoline Model: Refer to HOW TO PROCEED WITH TROUBLESHOOTING [11/2021 - 03/2023] , or refer to HOW TO PROCEED WITH TROUBLESHOOTING [03/2023 - ]

Result: 

OK 

See step  2

1. Place the digital key on the center console near the vehicle interior BLE digital key receiver.
   NOTE:

   • Make sure there is no electronic device that outputs high-voltage or noise inside or around the vehicle.
   • Make sure that the digital key is not covered by or touching a metal object.
2. Check the power source mode changing function.

   OK

   Power source mode can be changed

   Result

   Proceed to
   OK
   NG

Result: 

NG 

See step  4

Result: 

OK 

See step  3

1. Perform cause analysis in the following tables.

   Body Electrical > Smart Access > Utility 

   Tester Display
   Vehicle Control History (RoB)

   Main Category	Sub Category	Memorized Conditions	Suspected Cause
   Digital Key (Inactive)	Operating Power Switch/ Digital Key Boundary Area	Digital key verification performed outside operating range	Digital key could not be detected within operating range Perform function inspection: Refer to OPERATION CHECK [11/2021 - ]
   	Operating Power Switch/ Digital Key No Motion	Verification was performed even though no digital key movement was detected	The vibration sensor of the digital key may be disabled or malfunctioning Perform troubleshooting for the digital key
   	Operating Power Switch/ Digital Key Response NG	Digital key verification has failed	A normal signal cannot be received from the digital key due to noise, etc. Refer to Precautions for Inspection or Registration and perform an inspection to check if the radio wave environment is the cause of problem: Refer to PRECAUTION [11/2021 - ]
   	Operating Power Switch/ Digital Key Invalid key	Verification was performed when the digital key was invalid	Digital key locked as it was detected that it was left inside the vehicle Check the message display of the digital key
   	Operating Power Switch/ Digital Key Out of Area	Digital key verification performed outside operating range	Due to some influence, digital key could not be detected Perform function inspection: Refer to OPERATION CHECK [11/2021 - ]
   	Operating Power Switch/ Digital Key Error	BLE digital key receiver communication malfunction occurred	Communication with the BLE digital key receiver was not possible Check for DTCs: Refer to DIAGNOSTIC TROUBLE CODE CHART [11/2021 - ] Perform function inspection: Refer to OPERATION CHECK [11/2021 - ]

2. Take appropriate action in accordance with the result of the cause analysis.

   Result

   Proceed to
   NEXT

Result: 

NEXT 

END (PERFORM TROUBLESHOOTING ON ORIGINAL DIGITAL KEY) 

1. Check the message display of the digital key.
   NOTE:

   If a message is not displayed on the digital key, a BLE connection cannot be established.

   Result

   Result	Proceed to
   Message indicating out of operating range or digital key system malfunction is displayed	A
   Other than above is displayed	B
   BLE connection cannot be established	C

Result: 

B 

END (PERFORM DIGITAL KEY TROUBLESHOOTING) 

Result: 

C 

GO TO OTHER PROBLEM (Cannot Connect to BLE) 

Refer to Cannot Connect to BLE [11/2021 - ] 

Result: 

A 

See step  5

1. Check if there is digital key available that is already registered to the vehicle.

   Result

   Result	Proceed to
   Another registered digital key is not available	A
   Another registered digital key is available	B

Result: 

B 

See step  8

Result: 

A 

See step  6

1. Check if another vehicle equipped with digital key system is available

   Result

   Result	Proceed to
   Vehicle equipped with digital key system not available	A
   Vehicle equipped with digital key system available	B

Result: 

B 

See step  14

Result: 

A 

See step  7

1. Register a digital key (share key).

   HINT: 

   Refer to the digital key application.

   Result

   Proceed to
   NEXT

Result: 

NEXT 

See step  8

1. Place another registered digital key on the center console near the vehicle interior BLE digital key receiver.
   NOTE:

   • Make sure there is no electronic device that outputs high-voltage or noise inside or around the vehicle.
   • Make sure that the digital key is not covered by or touching a metal object.
2. Check the power source mode changing function.

   OK

   Power source mode can be changed

   Result

   Proceed to
   OK
   NG

Result: 

OK 

END (PERFORM TROUBLESHOOTING ON ORIGINAL DIGITAL KEY) 

Result: 

NG 

See step  9

1. Replace the BLE indoor digital key receiver assembly with a new one or used one.

   Refer to REMOVAL [11/2021 - ]

2. Place the digital key on the center console near the vehicle interior BLE digital key receiver.
   NOTE:

   • Make sure there is no electronic device that outputs high-voltage or noise inside or around the vehicle.
   • Make sure that the digital key is not covered by or touching a metal object.
3. Check the power source mode changing function.

   Result

   Proceed to
   OK
   NG

Result: 

OK 

END (BLE INDOOR DIGITAL KEY RECEIVER ASSEMBLY WAS DEFECTIVE) 

Result: 

NG 

See step  10

1. Replace the digital key ECU assembly with a new one.

   Refer to REMOVAL [11/2021 - ]

   Result

   Proceed to
   NEXT

Result: 

NEXT 

See step  11

1. Register the digital key code to the digital key ECU assembly.

   for HEV Model: Refer to REGISTRATION [11/2021 - 03/2023] , or refer to REGISTRATION [03/2023 - ]

   for Gasoline Model: Refer to REGISTRATION [11/2021 - ]

   Result

   Proceed to
   NEXT

Result: 

NEXT 

See step  12

1. Register the digital key (owner key) using the original digital key.

   HINT: 

   Refer to the digital key application.

   Result

   Proceed to
   NEXT

Result: 

NEXT 

See step  13

1. Place another registered digital key on the center console near the vehicle interior BLE digital key receiver.
   NOTE:

   • Make sure there is no electronic device that outputs high-voltage or noise inside or around the vehicle.
   • Make sure that the digital key is not covered by or touching a metal object.
2. Check the power source mode changing function.

   OK

   Power source mode can be changed

   Result

   Proceed to
   OK
   NG

Result: 

OK 

END (DIGITAL KEY ECU ASSEMBLY WAS DEFECTIVE) 

Result: 

NG 

REPLACE CERTIFICATION ECU (SMART KEY ECU ASSEMBLY) 

Refer to REMOVAL [11/2021 - ]

1. Register the digital key (share key) with which the power source mode could not be changed to another vehicle equipped with a digital key system.

   HINT: 

   Refer to the digital key application.

   Result

   Proceed to
   NEXT

Result: 

NEXT 

See step  15

1. Place the digital key on the center console near the vehicle interior BLE digital key receiver of another vehicle equipped with the digital key system.
   NOTE:

   • Make sure there is no electronic device that outputs high-voltage or noise inside or around the vehicle.
   • Make sure that the digital key is not covered by or touching a metal object.
2. Check the power source mode changing function.

   OK

   Power source mode can be changed

   Result

   Proceed to
   OK
   NG

Result: 

OK 

See step  9

Result: 

NG 

END (PERFORM TROUBLESHOOTING ON ORIGINAL DIGITAL KEY)