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P0AAB Toyota Code - Hybrid Battery Voltage Isolation Sensor Circuit Intermittent/Erratic

- Code Popularity: 1,176 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
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What are the Possible Causes of the DTC P0AAB Toyota?

NOTE: The causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes.
  • Hybrid battery junction block
  • Faulty Battery Smart Unit
  • Faulty HV Battery
  • Inverter With Converter Assembly
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How to Fix the DTC P0AAB Toyota?

Review the 'Possible Causes' mentioned above and visually examine the corresponding wiring harness and connectors. Ensure to check for any damaged components and inspect the connector pins for signs of being broken, bent, pushed out, or corroded.

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What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P0AAB Toyota code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour.

What are Code Possible Symptoms?

  • Engine Light ON (or Service Engine Soon Warning Light)

Code P0AAB Toyota Description

The power management control ECU monitors the battery smart unit and detects insulation malfunctions in the high-voltage system.

OBDII Code P0AAB Toyota - Hybrid Battery Voltage Isolation Sensor Circuit Intermittent/Erratic - AutoCodes.com
P0AAB Toyota Code - Hybrid Battery Voltage Isolation Sensor Circuit Intermittent/Erratic

Need More Information on the Code?

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Code P0AAB Toyota comments

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