DTC P0606-29: Backup Boost Converter "A" Control CPU Signal Invalid [11/2021 - 03/2023]: Procedure
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- CHECK HARNESS AND CONNECTOR (ENGINE STOP AND START ECU - BATTERY)
- Disconnect the engine stop and start ECU connector.
- Measure the voltage according to the value(s) in the table below.
Standard Voltage
Tester Connection Condition Specified Condition A28-1 (BIN2) - Body ground Always 9.5 to 14 V A28-3 (BIN1) - Body ground Always 9.5 to 14 V Result
Proceed to OK NG
Result:
NG
REPAIR OR REPLACE HARNESS OR CONNECTOR
Result:
OK
See step 2
- CHECK HARNESS AND CONNECTOR (ENGINE STOP AND START ECU - BODY GROUND)
- Disconnect the engine stop and start ECU connector.
- Measure the resistance according to the value(s) in the table below.
Standard Resistance
Tester Connection Condition Specified Condition A28-2 (GND2) - Body ground Always Below 1 Ω A28-8 (GND1) - Body ground Always Below 1 Ω Result
Proceed to OK NG
Result:
OK
REPLACE ENGINE STOP AND START ECU. Refer to REMOVAL [11/2021 - ]
Result:
NG
REPAIR OR REPLACE HARNESS OR CONNECTOR