DTC P0606-94: Hybrid/EV Powertrain Control Module Processor Unexpected Operation [11/2023 - ]: Description
WARNING: This page is about a different car, the 2025 Toyota Highlander and 2024 Toyota Highlander. However, it is still accessible from the selected car via links, so may be relevant.
The hybrid vehicle control ECU monitors its internal operation and will store these DTCs when it detects an internal malfunction.
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area | MIL | Warning Indicate |
|---|---|---|---|---|---|
| P0606-94 | Hybrid/EV Powertrain Control Module Processor Unexpected Operation | The main CPU value received by the sub CPU of the hybrid vehicle control ECU exceeds the threshold for a certain period of time. (1 trip detection logic) |
Hybrid vehicle control ECU | Comes on | Master Warning: Comes on |