DTC P0A94-551 DC / DC Converter Performance; DTC P0A94-552 DC / DC Converter Performance: Description
See the description of the boost converter (see DTC P0A94-442 DC / DC CONVERTER PERFORMANCE ).
If the boost converter has a circuit malfunction, or internal short, or overheats, the boost converter transmits this information to the FCV terminal of the HV control ECU via the boost converter fail signal line.
The HV control ECU monitors the boost converter fail signal line and detects a malfunction.
DTC DETECTION CONDITION AND TROUBLE AREA
| DTC No. | INF Code | DTC Detection Condition | Trouble Area |
|---|---|---|---|
| P0A94 | 551 | Open or GND short in boost converter fail (FCV) signal circuit |
|
| P0A94 | 552 | +B short in boost converter fail (FCV) signal circuit |
|