Engine-Codes - Generic - P0AB4

P0AB4 Code - Hybrid Battery Pack Air Temperature Sensor 'B' Circuit High

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3
Table of contents

|P0AB4 code possible causes

  • 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 is the P0AB4 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 P0AB4 code

Labor: 1.0

The cost to diagnose the P0AB4 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.

|What are P0AB4 code possible symptoms?

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

|What is P0AB4 code meaning?

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.

|Need more information with the P0AB4 code?

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|Need help with a P0AB4 code?

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