How To Proceed With Troubleshooting [02/2019 - ]: Procedure

Result

Result: 

NEXT 

See step  2

Result

Result: 

NEXT 

See step  3

1. Measure the auxiliary battery voltage.

   Standard voltage

   11 to 14 V

   If the voltage is below 11 V, replace or recharge the auxiliary battery before proceeding to the next step.

   Result

   Proceed to
   NEXT

Result: 

NEXT 

See step  4

1. Use the Techstream to check if the CAN communication system is functioning normally.

   Refer to DIAGNOSIS SYSTEM [02/2019 - 10/2019] , or refer to DIAGNOSIS SYSTEM [10/2019 - 06/2020] , or refer to DIAGNOSIS SYSTEM [06/2020 - 08/2020] , or refer to DIAGNOSIS SYSTEM [08/2020 - 12/2021] , or refer to DIAGNOSIS SYSTEM [12/2021 - 10/2022] , or refer to DIAGNOSIS SYSTEM [10/2022 - 10/2023] , or refer to DIAGNOSIS SYSTEM [10/2023 - 11/2024] , or refer to DIAGNOSIS SYSTEM [11/2024 - ]

   Result

   Result	Proceed to
   CAN communication system DTCs are not output	A
   CAN communication system DTCs are output	B

Result: 

B 

GO TO CAN COMMUNICATION SYSTEM 

Refer to HOW TO PROCEED WITH TROUBLESHOOTING [02/2019 - ]

Result: 

A 

See step  5

Result

Result: 

NEXT 

See step  6

1. Check for DTCs.

   Refer to DTC CHECK / CLEAR [02/2019 - ] 

   Body Electrical > Clearance Warning > Trouble Codes 

2. Clear the DTCs.

   Refer to DTC CHECK / CLEAR [02/2019 - ] 

   Body Electrical > Clearance Warning > Clear DTCs 

3. Recheck for DTCs.

   Refer to DTC CHECK / CLEAR [02/2019 - ] 

   Body Electrical > Clearance Warning > Trouble Codes 

   Result

   Result	Proceed to
   DTCs are output	A
   DTCs are not output	B

Result: 

B 

See step  8

Result: 

A 

See step  7

1. Refer to Diagnostic Trouble Code Chart.

   Refer to DIAGNOSTIC TROUBLE CODE CHART [02/2019 - 12/2021] , or refer to DIAGNOSTIC TROUBLE CODE CHART [12/2021 - 10/2023] , or refer to DIAGNOSTIC TROUBLE CODE CHART [10/2023 - ] 

   NOTE:

   The clearance warning ECU assembly outputs DTCs for the following system. When DTCs other than those in Diagnostic Trouble Code Chart for the intuitive parking assist system are output, refer to Diagnostic Trouble Code Chart for the relevant systems.

   System	Proceed to
   Parking Support Brake System	Refer to DIAGNOSTIC TROUBLE CODE CHART [02/2019 - 12/2021] , or refer to DIAGNOSTIC TROUBLE CODE CHART [12/2021 - ]

   Result

   Proceed to
   NEXT

Result: 

NEXT 

See step  12

HINT: 

Refer to Vehicle Control History.

Refer to VEHICLE CONTROL HISTORY [02/2019 - 06/2020] , or refer to VEHICLE CONTROL HISTORY [06/2020 - 08/2020] , or refer to VEHICLE CONTROL HISTORY [08/2020 - 12/2021] , or refer to VEHICLE CONTROL HISTORY [12/2021 - ]

1. Check for vehicle control history and note any codes that are output.

   Body Electrical > Clearance Warning > Utility 

   Tester Display
   Vehicle Control History (RoB)

   Result

   Result	Proceed to
   No vehicle control history is output (Problem symptom does not occur)	A
   No vehicle control history is output (Problem symptom occurs)	B
   X20C0 or X20C1 is output	C
   Any vehicle control history other than X20C0 and X20C1 is output	D

Result: 

B 

See step  10

Result: 

C 

GO TO CALIBRATION 

Refer to CALIBRATION [02/2019 - ] 

Result: 

D 

GO TO VEHICLE CONTROL HISTORY 

Refer to VEHICLE CONTROL HISTORY [02/2019 - 06/2020] , or refer to VEHICLE CONTROL HISTORY [06/2020 - 08/2020] , or refer to VEHICLE CONTROL HISTORY [08/2020 - 12/2021] , or refer to VEHICLE CONTROL HISTORY [12/2021 - ]

Result: 

A 

See step  9

1. Refer to Symptom Simulation.

   Refer to HOW TO PROCEED WITH TROUBLESHOOTING [11/2018 - ]

   Result

   Proceed to
   NEXT

Result: 

NEXT 

See step  10

1. Refer to Problem Symptoms Table.

   Refer to PROBLEM SYMPTOMS TABLE [02/2019 - 08/2020] , or refer to PROBLEM SYMPTOMS TABLE [08/2020 - ] 

   Result

   Result	Proceed to
   Fault is not listed in Problem Symptoms Table	A
   Fault is listed in Problem Symptoms Table	B

Result: 

B 

See step  12

Result: 

A 

See step  11

1. Terminals of ECU

   Refer to TERMINALS OF ECU [02/2019 - 10/2023] , or refer to TERMINALS OF ECU [10/2023 - ] 

2. Data List / Active Test

   Refer to DATA LIST / ACTIVE TEST [02/2019 - ] 

   Result

   Proceed to
   NEXT

Result: 

NEXT 

See step  12

Result

Result: 

NEXT 

See step  13

Result

Result: 

NEXT 

See step  14

Result

Result: 

NEXT 

See step  15

Result

Result: 

NEXT 

END