Engine-Codes - Lexus - P0AAC Lexus

P0AAC Lexus Code - Hybrid Battery Pack Air Temperature Sensor 'A' Circuit

- Code Popularity: 2,259 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
Table of contents

What are the Possible Causes of the Code P0AAC Lexus?

  • Faulty HV Battery Assembly (Intake Air Temperature Sensor)
  • HV Battery Assembly harness is open or shorted
  • HV Battery Assembly circuit poor electrical connection
  • Faulty Battery ECU

How to Fix the P0AAC Lexus Code?

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 Code P0AAC Lexus?

Labor: 1.0

The cost to diagnose the P0AAC Lexus code is 1.0 hour of labor. The auto repair's diagnosis time and labor rates vary by location, vehicle's make and model, and even your engine type. Most auto repair shops charge between $75 and $150 per hour.

Does your Lexus have Safety Recalls? → Check here

What are Code P0AAC Lexus Possible Symptoms?

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

What Does the P0AAC Lexus Code Mean?

The intake air temperature sensor is provided on the HV battery assembly. Its resistance value varies with the changes in the intake air temperature. The characteristics of the intake air temperature sensor are the same as the battery temperature sensors.
The battery ECU uses the signals from the intake air temperature sensor for adjusting the air flow speed of the battery blower assembly

P0AAC Lexus Code - Hybrid Battery Pack Air Temperature Sensor 'A' Circuit

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