DTC P0A1B-554: Drive Motor "A" Control Module [12/2014 - ]: Description
For a description of the boost converter. Refer to DESCRIPTION .
If a malfunction occurs in the boost converter, the MG ECU detects it and transmits this information to the hybrid vehicle control ECU.
| DTC No. | INF Code | DTC Detection Condition | Trouble Area |
|---|---|---|---|
| P0A1B | 554 | Boost converter fail signal detection (overcurrent by MG ECU malfunction)* (1 trip detection logic) |
Inverter with converter assembly |
*: Inverter with converter assembly may be suspected as a main case of the malfunction.