Details On DTCs
P0A94: 00 (PCM (H3T)) DETECTION CONDITION AND POSSIBLE CAUSE
| System malfunction location |
DC-DC converter control: Circuit malfunction, DC-DC converter malfunction |
| Detection condition |
Determination condition |
- If the PCM detects of the following conditions.
- When an internal failure signal is received via CAN communication from the DC-DC converter.
- The PCM terminal voltage is the not within or less.
- When the control power of the DC-DC converter is turned on. (with M Hybrid Boost relay ON)
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| Preconditions |
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| Determination period |
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| Fail-safe |
- Inhibits engine-stop by i-stop control.
- The engine speed is limited to a predetermined speed or less.
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| Vehicle status when DTCs are output |
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| Possible cause |
- Malfunction in wiring harness (including connector/terminal) between battery and DC-DC converter
- Trouble of harness (including connector/terminal) between DC-DC converter and PCM
- DC-DC converter failure
- PCM malfunction
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