AutoCodes – Honda – P1122 2000 Honda Civic

P1122 2000 Honda Civic Code - Throttle Position Sensor Signal Higher Than Expected

Quick Answer

P1122 2000 Honda Civic indicates Throttle Position Sensor Signal Higher Than Expected. Common causes include Faulty Throttle Position Sensor, Throttle Position Sensor harness is open or shorted, Throttle Position 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: P1122 2000 Honda Civic indicates Throttle Position Sensor Signal Higher Than Expected.
Common causes: Common causes include Faulty Throttle Position Sensor, Throttle Position Sensor harness is open or shorted, Throttle Position 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 3,428

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 Apr 25, 2019

Description
Step-by-Step Diagnostic Guide
Possible Causes
How To Fix
Tech Notes
Cost to Diagnose
FAQs
Comments
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Code P1122 2000 Honda Civic Description

OBDII Code P1122 2000 Honda Civic - Throttle Position Sensor Signal Higher Than Expected - AutoCodes.com — P1122 2000 Honda Civic Code - Throttle Position Sensor Signal Higher Than Expected

What does this mean?

What are the Possible Causes of the DTC P1122 2000 Honda Civic?

Faulty Throttle Position Sensor
Throttle Position Sensor harness is open or shorted
Throttle Position Sensor circuit poor electrical connection

How to Fix the DTC P1122 2000 Honda Civic?

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 does this mean?

Code Tech Notes

You can try to clean the throttle body but in many case the throttle body will have to be replaced.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P1122 2000 Honda Civic 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 P1122 2000 Honda Civic 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 P1122 2000 Honda Civic Code

1. What are the common symptoms of OBDII code P1122 in a 2000 Honda Civic?

- Common symptoms include poor acceleration, rough idling, stalling, and potential issues with the vehicle's fuel efficiency.

2. What does OBDII code P1122 indicate in a 2000 Honda Civic?

- This code indicates that the throttle position sensor signal is higher than expected, suggesting a problem with the sensor or its circuitry.

3. What are the possible causes of OBDII code P1122 in a 2000 Honda Civic?

- The possible causes include a faulty throttle position sensor, damaged sensor wiring, poor electrical connections, or issues with the engine control module.

4. How can I diagnose the root cause of OBDII code P1122 in my 2000 Honda Civic?

- Diagnosing the issue typically involves checking the throttle position sensor's voltage output, inspecting the sensor wiring for damage, and testing the electrical connections.

5. Can I drive my 2000 Honda Civic with OBDII code P1122?

- It is not recommended to drive your vehicle with this code, as it can lead to poor performance and potential safety hazards. It's best to address the issue promptly.

6. How can I repair OBDII code P1122 in my 2000 Honda Civic?

- Repair options may include replacing the throttle position sensor, repairing or replacing damaged wiring, ensuring proper electrical connections, or resetting the engine control module.

7. Is it possible to reset OBDII code P1122 in a 2000 Honda Civic without repairs?

- While clearing the code may temporarily turn off the check engine light, it's crucial to address the underlying issue causing the code to prevent further problems.

8. How much does it cost to fix OBDII code P1122 in a 2000 Honda Civic?

- The cost of repair can vary depending on the specific cause of the code, parts needed, and labor costs. It's advisable to consult a professional mechanic for an accurate estimate.

9. Can a DIY enthusiast fix OBDII code P1122 in a 2000 Honda Civic?

- DIY enthusiasts with automotive repair experience may be able to address this issue by following repair guides and using appropriate tools. However, caution is advised to ensure proper diagnosis and repair.

10. How long does it take to repair OBDII code P1122 in a 2000 Honda Civic?

- The repair time can vary based on the specific cause of the code, the complexity of the repair, and the individual's experience level. It may take a few hours to a full day to complete the repair.