DTC C1348-00: Different Diameter Tire [09/2023 - ]: Procedure

Pre-procedure1

• Check the tire sizes to ensure that the front and rear tire sizes are not different.

  Refer to INSPECTION [09/2023 - ]

  HINT: 

  If different tire sizes are discovered, replace the tires so that the tire sizes are the same on all 4 wheels.

• Adjust the air pressure in the tires.

  Refer to INSPECTION [09/2023 - ]

  Result

  Proceed to
  NEXT

Post-procedure1

• None.

Result: 

NEXT 

See step  2

Pre-procedure1

• Clear the DTCs.

  Powertrain > Hybrid Control > Clear DTCs 

• Drive the vehicle at a speed of 30 km/h (19 mph) or more.

• Check if the same DTC is output.

  Powertrain > Hybrid Control > Trouble Codes 

  Result

  Result	Proceed to
  DTC C1348-00 is not output.	A
  DTC C1348-00 is output.	B

Post-procedure1

• None.

Result: 

A 

USE SIMULATION METHOD TO CHECK. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [09/2023 - ] 

Result: 

B 

See step  3

Pre-procedure1

• Drive the vehicle at a speed of 30 km/h (19 mph) or more.

• Check that no speed sensor DTCs are output.

  Chassis > Brake/EPB > Trouble Codes 

  HINT: 

  • If C1348-00 and electronically controlled brake system DTCs are output simultaneously, check and repair the trouble areas in the electronically controlled brake system.

    Refer to DIAGNOSTIC TROUBLE CODE CHART [09/2023 - 12/2023] , or refer to DIAGNOSTIC TROUBLE CODE CHART [12/2023 - ]

  • When a DTC has been stored, the vehicle condition when the DTC was stored can be determined from the freeze frame data.
    1. Hybrid Control System:

       Refer to FREEZE FRAME DATA [09/2023 - ]

    2. Electronically Controlled Brake System:

       Refer to FREEZE FRAME DATA [09/2023 - 12/2023] , or refer to FREEZE FRAME DATA [12/2023 - ]

  Result

  Result	Proceed to
  Speed sensor DTC is not output.	A
  Speed sensor DTC is output.	B

Post-procedure1

• None.

Result: 

A 

REPLACE HYBRID VEHICLE CONTROL ECU ASSEMBLY. Refer to  REMOVAL [09/2023 - 12/2023]  , or refer to  REMOVAL [12/2023 - ] 

Result: 

B 

REPAIR CIRCUITS INDICATED BY OUTPUT DTCS. Refer to  DIAGNOSTIC TROUBLE CODE CHART [09/2023 - 12/2023]  , or refer to  DIAGNOSTIC TROUBLE CODE CHART [12/2023 - ]