AutoCodesToyota – P0112 2010 Toyota Camry

P0112 2010 Toyota Camry Code - Intake Air Temperature Circuit Low Input

Quick Answer

The Intake Air Temperature (IAT) sensor is built into mass air flow sensor or in some vehicles mounted to the air filter duct housing. Common causes include Faulty Intake Air Temperature (IAT) sensor, Dirty air filter, Intake Air Temperature (IAT) sensor harness is open or shorted. 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
P0112 2010 Toyota Camry indicates Intake Air Temperature Circuit Low Input.
Common causes
Common causes include Faulty Intake Air Temperature (IAT) sensor, Dirty air filter, Intake Air Temperature (IAT) sensor harness is open or shorted.
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 3,413
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jun 14, 2020
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Code P0112 2010 Toyota Camry Description

The Intake Air Temperature (IAT) sensor is built into mass air flow sensor or in some vehicles mounted to the air filter duct housing. The sensor detects intake air temperature and transmits a signal to the Engine Control Module (ECM).The temperature sensing unit uses a thermistor which is sensitive to the change in temperature. Electrical resistance of the thermistor decreases in response to the temperature rise. The Intake Air Temperature signal is used as an input for various systems in the vehicle.
OBDII Code P0112 2010 Toyota Camry - Intake Air Temperature Circuit Low Input - AutoCodes.com
P0112 2010 Toyota Camry Code - Intake Air Temperature Circuit Low Input

What are the Possible Causes of the DTC P0112 2010 Toyota Camry?

  • Faulty Intake Air Temperature (IAT) sensor
  • Dirty air filter
  • Intake Air Temperature (IAT) sensor harness is open or shorted
  • Intake Air Temperature (IAT) sensor circuit poor electrical connection

How to Fix the DTC P0112 2010 Toyota Camry?

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.

Code Tech Notes

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P0112 2010 Toyota Camry 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.

Need more information about the P0112 2010 Toyota Camry code?

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Need Help with the Code?

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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.

Frequently Asked Questions about P0112 2010 Toyota Camry Code

1. What does the OBDII code P0112 indicate on a 2010 Toyota Camry?

- Code P0112 indicates that the Intake Air Temperature (IAT) sensor is reporting a lower voltage than expected, suggesting the air temperature entering the engine is inaccurately low.

2. What are common symptoms of code P0112 in a 2010 Toyota Camry?

- Symptoms include a check engine light, poor fuel economy, rough idling, and possible difficulty starting the engine.

3. What causes the P0112 code to appear on a 2010 Toyota Camry?

- Common causes include a faulty or disconnected IAT sensor, corroded or damaged sensor wiring, or issues with the engine control module (ECM).

4. How can I diagnose the P0112 code in my 2010 Toyota Camry?

- Diagnosis involves using a scan tool to read the ECM data, inspecting the IAT sensor and wiring for damage or disconnections, and testing the sensor’s resistance with a multimeter.

5. What are the repair steps for fixing code P0112 on a 2010 Toyota Camry?

- Repair steps typically include replacing or reconnecting the IAT sensor, repairing any damaged wires or connectors, and in some cases, replacing the ECM if it fails diagnostic tests.

6. Can I drive my 2010 Toyota Camry with the P0112 code active?

- While you can drive with this code active, doing so may lead to reduced engine performance and increased fuel consumption. It is advisable to address the issue promptly.

7. How much does it typically cost to resolve code P0112 in a 2010 Toyota Camry?

- The cost can vary, typically ranging from $50 to $150 for replacing the IAT sensor. If additional repairs such as wiring or ECM replacement are needed, costs can increase significantly.

8. Is the P0112 code in a 2010 Toyota Camry likely to reoccur after repair?

- Recurrence of P0112 is not common if properly diagnosed and repaired, but ensuring all connections and related components are in good condition can prevent future issues.

9. What impact does the P0112 code have on the emissions system of a 2010 Toyota Camry?

- This code can affect emissions by causing the engine to run richer or leaner than normal, potentially increasing exhaust emissions.

10. How do I prevent the P0112 code from happening in my 2010 Toyota Camry?

- Regular maintenance, including checking and cleaning the IAT sensor and ensuring wiring integrity, can help prevent this code from occurring.

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