AutoCodes – Acura – P0453 Acura

P0453 Acura Code - Fuel Tank Pressure Sensor High Voltage

Quick Answer

The Fuel Tank Pressure (FTP) pressure sensor detects pressure in the purge line. Common causes include Faulty Fuel Tank Pressure Sensor, Fuel Tank Pressure Sensor harness is open or shorted, Fuel Tank Pressure 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
P0453 Acura indicates Fuel Tank Pressure Sensor High Voltage.
Common causes
Common causes include Faulty Fuel Tank Pressure Sensor, Fuel Tank Pressure Sensor harness is open or shorted, Fuel Tank Pressure 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 9,270
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 P0453 Acura Description

The Fuel Tank Pressure (FTP) pressure sensor detects pressure in the purge line. The sensor output voltage to the Engine Control Module (ECM) increases as pressure increases.
OBDII Code P0453 Acura - Fuel Tank Pressure Sensor High Voltage - AutoCodes.com
P0453 Acura Code - Fuel Tank Pressure Sensor High Voltage

What are the Possible Causes of the DTC P0453 Acura?

  • Faulty Fuel Tank Pressure Sensor
  • Fuel Tank Pressure Sensor harness is open or shorted
  • Fuel Tank Pressure Sensor circuit poor electrical connection
  • Faulty Engine Control Module (ECM)

How to Fix the DTC P0453 Acura?

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 P0453 Acura 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 P0453 Acura 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 P0453 Acura Code

1. What are the common symptoms of OBDII code P0453 in an Acura?

Symptoms may include the illumination of the check engine light, issues with fuel efficiency, and potential difficulties during emissions testing.

2. What can cause the OBDII code P0453 in an Acura?

The most common cause of P0453 is a malfunctioning fuel tank pressure sensor, which may result from wiring issues, a faulty sensor, or a problem with the fuel tank itself.

3. How serious is the OBDII code P0453 in an Acura?

While P0453 may not cause immediate drivability issues, it is important to address this code promptly to ensure proper functioning of the vehicle's evaporative emissions system.

4. Can I continue driving my Acura with the OBDII code P0453 present?

It is generally safe to drive the vehicle with the P0453 code, but it is recommended to have the issue diagnosed and repaired as soon as possible to prevent further complications.

5. How can I diagnose the OBDII code P0453 in my Acura?

Diagnosis typically involves using an OBDII scanner to retrieve the code, checking the fuel tank pressure sensor and related wiring for faults, and conducting a smoke test to detect leaks in the evaporative emissions system.

6. Is it possible to repair the OBDII code P0453 in an Acura without professional help?

While some DIY enthusiasts may be able to replace the fuel tank pressure sensor themselves, it is recommended to seek professional help for an accurate diagnosis and proper repair of the underlying issue.

7. What are some tips for repairing the OBDII code P0453 in an Acura?

Ensure the fuel tank pressure sensor is properly connected and functioning, inspect the wiring for any damage, and consider a smoke test to identify potential leaks in the system.

8. How much does it cost to repair the OBDII code P0453 in an Acura?

The cost of repairing P0453 can vary depending on the cause of the issue, but it may range from $100 to $300 for parts and labor at a repair shop.

9. Can the OBDII code P0453 in an Acura be reset without fixing the underlying issue?

Resetting the code without addressing the root cause may temporarily turn off the check engine light, but the issue will likely resurface, and it is not a recommended long-term solution.

10. Are there any preventative measures to avoid the OBDII code P0453 in an Acura?

Regularly maintaining the vehicle, ensuring the fuel cap is properly secured, and addressing any fuel system issues promptly can help prevent the occurrence of P0453.

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