P0AC2 TOYOTA - Hybrid Battery Pack Current Sensor 'A' Circuit High
P0AC2 TOYOTA Possible Causes
- Hybrid battery junction block
- Faulty Battery Smart Unit
- Battery Smart Unit harness is open or shorted
- Battery Smart Unit circuit poor electrical connection
How is the P0AC2 TOYOTA code repair?Start by checking 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.
What is the cost to diagnose the P0AC2 TOYOTA code
Labor: 1.0The cost to diagnose the P0AC2 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.
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- Engine Light ON (or Service Engine Soon Warning Light)
P0AC2 TOYOTA MeaningThe battery current sensor, which is mounted on the positive cable side of the HV battery assembly, detects the amperage that flows into the HV battery. The battery smart unit inputs a voltage, which varies between 0 and 5 V in proportion to the amperage, into the IB terminal from the battery current sensor. An output voltage of the battery current sensor below 2.5 V indicates that the HV battery is being discharged, and above 2.5 V indicates that the HV battery is being charged. The power management control ECU determines the charging and discharging amperage of the HV battery based on the
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