P0A1F LEXUS - Battery Energy Control Module
P0A1F LEXUS Possible Causes
- HV battery voltage circuit
- Service plug grip
- High voltage fuse
- Battery plug
- Battery ECU
How is the P0A1F LEXUS 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 P0A1F LEXUS code
Labor: 1.0The cost to diagnose the P0A1F LEXUS 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)
P0A1F LEXUS MeaningThe HV control ECU calculates the differences between the received HV battery voltage, boost converter voltage, and inverter voltage. If any of the differences exceed prescribed values, the HV control ECU determines that there is a malfunction in the battery voltage circuit. When the HV control ECU detects a malfunction, it illuminates the MIL and sets a Diagnostic Trouble Code (DTC).
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