P0A02 TOYOTA - Motor Electronics Coolant Temperature Sensor Circuit Low
P0A02 TOYOTA Possible Causes
- Faulty Inverter with converter assembly
- Inverter with converter assembly harness is open or shorted
- Inverter with converter assembly circuit poor electrical connection
How do I fix code P0A02 TOYOTACheck the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.
Cost of diagnosing the P0A02 TOYOTA code
Labor: 1.0The cost of diagnosing the P0A02 TOYOTA code is 1.0 hour of labor. The auto repair labor rates vary widely across the country, and even within the same city. Most auto repairs shops charge between $75 and $150 per hour.
- Engine Light ON (or Service Engine Soon Warning Light)
P0A02 TOYOTA MeaningThe power management control Electronic Control Unit (ECU) detects HV coolant temperature using the coolant temperature sensor built into the inverter with converter assembly. The power management control ECU uses signals from the coolant temperature sensor to check the effectiveness of the inverter cooling system. If necessary, the power management control ECU will limit inverter output to help prevent inverter overheating. The power management control ECU also detects malfunctions in the sensor based on the HV coolant temperature sensor values. The inverter with converter assembly detects malfunctions in the HV coolant temperature sensor and its wiring.
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