DTC P0606-47: Control Module Processor Watchdog/Safety MCU Failure [10/2022 - ]: Procedure
WARNING: This page is about a different car, the 2025 Lexus RX 350, 2024 Lexus RX 350, and 2023 Lexus RX 350. However, it is still accessible from the selected car via links, so may be relevant.
- CLEAR DTC
Pre-procedure1
- None.
Post-procedure1
- Turn the ignition switch off.
Result:
NEXT
See step 2
- READ OUTPUT DTC (DTC P0606-47)
Pre-procedure1
- Disconnect the cable from the negative (-) battery terminal and wait for 1 minute.
- Connect the cable to the negative (-) battery terminal.
- Turn the ignition switch to ON.
- Wait 1 second or more.
- Read the DTCs.
Powertrain > Engine > Trouble Codes
Result
Result Proceed to DTCs are not output A P0606-47 is output B
Post-procedure1
- None.
Result:
A
CHECK FOR INTERMITTENT PROBLEMS. Refer to CHECK FOR INTERMITTENT PROBLEMS [10/2022 - ]
Result:
B
REPLACE ECM. Refer to REMOVAL [10/2022 - ]