DTC P0A78-506 Drive Motor "A" Inverter Performance: Description
WARNING: This page is about a different car, the 2006 Lexus RX 400h. However, it is still accessible from the selected car via links, so may be relevant.
Refer to the description of the inverter. (See DTC P0A78-266 DRIVE MOTOR "A" INVERTER PERFORMANCE: DTC P0A78-267 DRIVE MOTOR "A" Inverter Performance )
If the motor inverter has a circuit malfunction, overheat, or internal short, the inverter transmits this information to the MFIV terminal of the MG ECU via the motor inverter fail signal line.
DIAGNOSTIC TROUBLE CODE CHART
| DTC No. | INF Code | DTC Detection Condition | Trouble Area |
|---|---|---|---|
| P0A78 | 506 | Motor inverter overcurrent signal is detected (overcurrent by HV transaxle assembly malfunction) |
|