HYBRID CONTROL SYSTEM, Diagnostic DTC:P3227-583, P3228-584
| DTC Code | DTC Name |
|---|---|
| P3227-583 | Converter Temperature Sensor Circuit Low |
| P3228-584 | Converter Temperature Sensor Circuit High |
DESCRIPTION
The MG ECU uses a temperature sensor that is built into the boost converter to detect the boost converter temperature. The MG ECU limits the load based on signals transmitted by the boost converter temperature sensor, in order to help prevent the converter from overheating. The MG ECU also detects malfunctions in the boost converter temperature sensor and its wiring.
| DTC No. | INF Code | DTC Detection Condition | Trouble Area |
|---|---|---|---|
| P3227 | 583 | Open or short to GND in the boost converter temperature sensor signal circuit | Inverter with converter assembly |
| P3228 | 584 | Short to +B in the boost converter temperature sensor signal circuit |
INSPECTION PROCEDURE
PROCEDURE
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REPLACE INVERTER WITH CONVERTER ASSEMBLY
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Replace the inverter with converter assembly Click here for LHD, Click here for RHD).
NEXT 
COMPLETED
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