How To Proceed With Troubleshooting [10/2023 - ]: Procedure

Result

Result: 

NEXT 

See step  2

1. Measure the auxiliary battery voltage with the power switch off.

   Standard voltage

   11 to 14 V

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

   Result

   Proceed to
   NEXT

Result: 

NEXT 

See step  3

1. Using the Techstream, check the CAN communication function to ensure that there are no malfunctions in the communication system.

   Refer to DIAGNOSIS SYSTEM [10/2023 - ]

   OK

   CAN communication system is functioning normally.

   Result

   Proceed to
   OK
   NG

Result: 

NG 

GO TO CAN COMMUNICATION SYSTEM. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [10/2023 - ] 

Result: 

OK 

See step  4

1. Connect the Techstream to the DLC3.
2. Turn the power switch on (IG).
3. Turn the Techstream on.
4. Select "Ethernet Switch1" on the system selection screen of the Techstream.

   OK

   Can perform selection normally

   Result

   Proceed to
   OK
   NG

Result: 

NG 

GO TO Using the Techstream, Switching Hub Diagnostic Screen cannot be Displayed. Refer to  Using the GTS, Switching Hub Diagnostic Screen cannot be Displayed [11/2021 - ] 

Result: 

OK 

See step  5

1. Using the Techstream, check for DTCs.

   Body Electrical > Ethernet Switch1 > Trouble Codes 

   Body Electrical > Ethernet Switch2 > Trouble Codes 

   Result

   Result	Proceed to
   No DTCs output	A
   DTCs output	B

Result: 

B 

GO TO DIAGNOSTIC TROUBLE CODE CHART. Refer to  DIAGNOSTIC TROUBLE CODE CHART [10/2022 - ]  

Result: 

A 

See step  6

1. Data List / Active Test

   Refer to DATA LIST / ACTIVE TEST [11/2021 - ] 

2. Terminals of ECU

   Refer to TERMINALS OF ECU [11/2021 - ] 

   Result

   Proceed to
   NEXT

Result: 

NEXT 

See step  7

Result

Result: 

NEXT 

END