HYBRID CONTROL SYSTEM, Diagnostic DTC:P0A94-589, P0A94-590
| DTC Code | DTC Name |
|---|---|
| P0A94-589 | DC / DC Converter Performance |
| P0A94-590 | DC / DC Converter Performance |
DESCRIPTION
The MG ECU uses a voltage sensor that is built into the boost converter to detect pre-boost high voltage (VL) to allow boost control. The MG ECU monitors the boost converter voltage sensor signal line and detects the following malfunctions.
| DTC No. | INF Code | DTC Detection Condition | Trouble Area |
|---|---|---|---|
| P0A94 | 589 | Open or short to GND in the boost converter voltage (VL) sensor circuit | Inverter with converter assembly |
| 590 | Short to +B in the boost converter voltage (VL) sensor circuit |
CAUTION / NOTICE / HINT
Tech Tips
After the repair, clear the DTCs and perform the following procedure to check that DTCs are not output.
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Turn the power switch on (IG) and wait for 5 seconds or more.
PROCEDURE
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REFER TO REPLACE INVERTER WITH CONVERTER ASSEMBLY PARTS
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Refer to replace inverter with converter assembly parts Click here.
Tech Tips
The boost converter voltage (VL) sensor is connected to the MG ECU inside the inverter with converter assembly.
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COMPLETED
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