Caution / Notice / Hint

NOTE:

Before replacing the engine stop and start ECU, read the number of starter operations, total number of engine starts and write it into a new engine stop and start ECU.
Refer to REGISTRATION [11/2023 - ]
After replacing the engine stop and start ECU or airbag ECU assembly, clear and calibrate the deceleration sensor zero point in the engine stop and start ECU.
Refer to REGISTRATION [11/2023 - ]
After replacing the engine stop and start ECU assembly, perform learning of the external backup boost converter (eco run vehicle converter assembly).
Refer to REGISTRATION [11/2023 - ]
When the engine stop and start ECU or oil pump with solenoid assembly is replaced, check the oil pump with solenoid assembly.
Refer to REGISTRATION [11/2023 - ]

HINT:

Using the GTS, read the Freeze Frame Data before troubleshooting. System condition information is recorded as Freeze Frame Data the moment a DTC is stored. This information can be useful when troubleshooting.
Refer to FREEZE FRAME DATA [11/2023 - ]
DTCs for the stop and start system are not cleared even if the malfunction has been repaired. After repairing the malfunction, be sure to clear the DTCs.