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P2119 2003 Toyota Highlander Code - Throttle Actuator Control Throttle Body Range/Performance

Quick Answer

The P2119 diagnostic trouble code (DTC) for a 2003 Toyota Highlander relates to the Throttle Actuator Control Throttle Body Range/Performance. Common causes include Faulty throttle body, Malfunctioning throttle position sensor, Vacuum leak. 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
P2119 2003 Toyota Highlander indicates Throttle Actuator Control Throttle Body Range/Performance.
Common causes
Common causes include Faulty throttle body, Malfunctioning throttle position sensor, Vacuum leak.
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.
What is this?
Table of contents Created and updated by William Orellana on Sep 13, 2024
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Code P2119 2003 Toyota Highlander Description

The P2119 diagnostic trouble code (DTC) for a 2003 Toyota Highlander relates to the Throttle Actuator Control Throttle Body Range/Performance. This code indicates that there is an issue with the throttle actuator control system in the vehicle. The throttle actuator control system is responsible for regulating the amount of air that enters the engine, which in turn affects the engine's performance and fuel efficiency.

OBDII Code P2119 2003 Toyota Highlander - Throttle Actuator Control Throttle Body Range/Performance
P2119 2003 Toyota Highlander Code - Throttle Actuator Control Throttle Body Range/Performance

Common Causes of P2119 2003 Toyota Highlander

  1. Faulty throttle body
  2. Malfunctioning throttle position sensor
  3. Vacuum leak
  4. Issues with wiring or connectors in the throttle actuator control system

Symptoms of P2119 2003 Toyota Highlander

  1. Rough idling
  2. Stalling
  3. Poor acceleration
  4. Decreased fuel efficiency
  5. Check Engine Light illuminated

How to Fix P2119 2003 Toyota Highlander

  1. Begin by conducting a visual inspection of the throttle body, throttle position sensor, and related wiring and connectors to check for any obvious signs of damage or wear.
  2. Use a diagnostic scan tool to retrieve the trouble codes and data related to the throttle actuator control system to pinpoint the exact cause of the issue.
  3. Test the throttle position sensor and other components in the throttle actuator control system to determine if they are functioning properly.
  4. If a faulty component is identified, such as a defective throttle body or sensor, replace the part with a new one that meets the manufacturer's specifications.
  5. Clear the trouble codes from the ECM and test drive the vehicle to ensure that the issue has been resolved and that the throttle actuator control system is operating correctly.

Cost to Fix P2119 2003 Toyota Highlander

The typical repair costs for addressing a P2119 code on a 2003 Toyota Highlander can vary depending on the specific cause of the issue and the cost of parts and labor in your area. On average, you can expect to pay anywhere from $200 to $500 for parts and labor. It is important to note that diagnosis time and labor rates at auto repair shops can vary, so it's advisable to check with local shops for a more accurate estimate. Keep in mind that rates at dealerships or in metropolitan areas may be higher, while independent shops may offer more competitive pricing.

When is the Code Detected?

The P2119 code is detected when electric throttle control actuator does not function properly due to the return spring malfunction or Engine Control Module (ECM) detect the throttle valve is stuck open.

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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 P2119 2003 Toyota Highlander Code

1. What does the OBDII code P2119 mean on a 2003 Toyota Highlander?

P2119 indicates a problem with the Throttle Actuator Control (TAC) system, specifically related to the throttle body's range or performance.

2. What are the common symptoms of code P2119 in a 2003 Toyota Highlander?

Symptoms may include reduced engine power, poor acceleration, the vehicle going into limp mode, a rough idle, or the Check Engine Light illuminating.

3. What causes the P2119 code to appear in a Toyota Highlander?

Common causes include a malfunctioning throttle body, a faulty throttle position sensor, damaged wiring or connections in the throttle actuator circuit, or a problem with the engine control module (ECM).

4. Can I still drive my 2003 Toyota Highlander with the P2119 code?

While it may be drivable, the vehicle may experience reduced performance or enter limp mode, which could be unsafe. It’s best to address the issue promptly.

5. How do I diagnose the P2119 code on my Toyota Highlander?

Diagnosis involves inspecting the throttle body for dirt or damage, checking the throttle position sensor, testing the wiring and connectors, and using a scan tool to monitor the throttle actuator operation.

6. Can cleaning the throttle body fix the P2119 code?

Yes, if dirt or carbon buildup is causing the throttle plate to stick, cleaning the throttle body may resolve the issue.

7. What tools are needed to diagnose and repair the P2119 code?

You’ll need a scan tool or OBDII reader, a multimeter for testing electrical connections, and possibly tools for removing and inspecting the throttle body.

8. How much does it cost to repair the P2119 code in a 2003 Toyota Highlander?

Repair costs vary, but cleaning the throttle body may cost around $100, while replacing the throttle body could range from $300 to $700 depending on parts and labor.

9. Does the P2119 code mean I need to replace the throttle body?

Not necessarily. The issue may be resolved by cleaning the throttle body, repairing wiring, or replacing the throttle position sensor.

10. How can I prevent the P2119 code from reoccurring?

Regular maintenance, such as cleaning the throttle body and inspecting connections, can help prevent buildup and electrical issues that trigger this code.

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