Caution / Notice / Hint

NOTE:

Before performing troubleshooting, inspect the connectors of related circuits.
If DTC C1782 (Power Source Voltage Malfunction) is output at the same time, perform troubleshooting for C1782 first.
Refer to DTC C1782: Power Source Voltage Malfunction [08/2016 - 01/2023] , or refer to DTC C1782: Power Source Voltage Malfunction [01/2023 - ]
Before replacing the absorber control ECU, perform all of the following:
- Symptom simulation.
  Refer to HOW TO PROCEED WITH TROUBLESHOOTING [08/2016 - 11/2017] , or refer to HOW TO PROCEED WITH TROUBLESHOOTING [11/2017 - 03/2019] , or refer to HOW TO PROCEED WITH TROUBLESHOOTING [03/2019 - 09/2020] , or refer to HOW TO PROCEED WITH TROUBLESHOOTING [09/2020 - 01/2023] , or refer to HOW TO PROCEED WITH TROUBLESHOOTING [01/2023 - ]
- DTC inspection.
  Refer to DTC CHECK / CLEAR [08/2016 - 01/2023] , or refer to DTC CHECK / CLEAR [01/2023 - ]
- Techstream inspection.
  Refer to DATA LIST / ACTIVE TEST [08/2016 - 03/2019] , or refer to DATA LIST / ACTIVE TEST [03/2019 - 01/2023] , or refer to DATA LIST / ACTIVE TEST [01/2023 - ]
  - If no malfunctions are found in other areas, replace the absorber control ECU.
When the absorber control ECU is replaced, switch to test mode and check that all test mode DTCs are cleared when their respective deletion conditions are met.
Refer to TEST MODE PROCEDURE [08/2016 - ]