AutoCodes – Lexus – P0097 Lexus

P0097 Lexus Code - Intake Air Temperature Sensor 2 Circuit Low Input

Quick Answer

The Intake Air Temperature (IAT) sensor contains a semiconductor device which changes the resistance based on the temperature (a thermistor). Common causes include Faulty Intake Air Temperature sensor, Intake Air Temperature sensor harness is open or shorted, Intake Air Temperature sensor circuit poor electrical connection. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means: P0097 Lexus indicates Intake Air Temperature Sensor 2 Circuit Low Input.
Common causes: Common causes include Faulty Intake Air Temperature sensor, Intake Air Temperature sensor harness is open or shorted, Intake Air Temperature sensor circuit poor electrical connection.
Severity: High - diagnose this code as soon as possible.
Can I drive?: Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

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Code Popularity 3,566

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Intermediate (2 / 3)

What is this?

Table of contents Created and updated by William Orellana on Jun 14, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
Comments
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Code P0097 Lexus Description

The Intake Air Temperature (IAT) sensor contains a semiconductor device which changes the resistance based on the temperature (a thermistor). The IAT sensor is located in the air intake passage of the engine air induction system. The IAT sensor has a signal circuit and a ground circuit.

OBDII Code P0097 Lexus - Intake Air Temperature Sensor 2 Circuit Low Input - AutoCodes.com — P0097 Lexus Code - Intake Air Temperature Sensor 2 Circuit Low Input

What does this mean?

What are the Possible Causes of the DTC P0097 Lexus?

Faulty Intake Air Temperature sensor
Intake Air Temperature sensor harness is open or shorted
Intake Air Temperature sensor circuit poor electrical connection

How to Fix the DTC P0097 Lexus?

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

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P0097 Lexus code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.