AutoCodesChevrolet – P0453 2016 Chevrolet Silverado

P0453 2016 Chevrolet Silverado Code - Fuel Tank Pressure Sensor Circuit High Voltage

Quick Answer

The fuel tank pressure sensor measures vapor pressure or vacuum in the Evaporative Emission (EVAP) system. Common causes include Faulty Fuel Tank Pressure (FTP) 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 2016 Chevrolet Silverado indicates Fuel Tank Pressure Sensor Circuit High Voltage .
Common causes
Common causes include Faulty Fuel Tank Pressure (FTP) 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 519
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on May 12, 2024
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Code P0453 2016 Chevrolet Silverado Description

The fuel tank pressure sensor measures vapor pressure or vacuum in the Evaporative Emission (EVAP) system. The Engine Control Module (ECM) supplies a 5 V reference and a low reference circuit to the fuel tank pressure sensor. The fuel tank pressure sensor signal voltage varies depending on EVAP system pressure or vacuum. The control module also uses this fuel tank pressure signal to determine atmospheric pressure for use in the engine-off small leak test, DTC P0442. Before using this signal as an atmospheric reference, it must first be re-zeroed. The Diagnostic Trouble Code (DTC) will be set if the fuel tank pressure sensor voltage is more than 4.85 V for greater than 10 s.
OBDII Code P0453 2016 Chevrolet Silverado - Fuel Tank Pressure Sensor Circuit High Voltage  - AutoCodes.com
P0453 2016 Chevrolet Silverado Code - Fuel Tank Pressure Sensor Circuit High Voltage

What are the Possible Causes of the DTC P0453 2016 Chevrolet Silverado?

  • Faulty Fuel Tank Pressure (FTP) 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 2016 Chevrolet Silverado?

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 P0453 2016 Chevrolet Silverado 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 2016 Chevrolet Silverado code?

Need more information on how to fix the P0453 2016 Chevrolet Silverado code? Get Access to Factory Service Manuals

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 2016 Chevrolet Silverado Code

1. What are the common symptoms of OBDII code P0453 on a 2016 Chevrolet Silverado?

- Common symptoms include the illumination of the check engine light, issues with the vehicle's fuel economy, and potential difficulties during refueling.

2. What does the OBDII code P0453 "Fuel Tank Pressure Sensor Circuit High Voltage" mean for a 2016 Chevrolet Silverado?

- The code indicates that the fuel tank pressure sensor circuit is detecting a higher voltage than normal, suggesting a potential issue with the sensor or its circuit.

3. What are the possible causes of OBDII code P0453 on a 2016 Chevrolet Silverado?

- The code can be triggered by a faulty fuel tank pressure sensor, a damaged sensor wiring harness, a malfunctioning PCM (powertrain control module), or a leaking or damaged fuel tank.

4. How can I diagnose the cause of OBDII code P0453 on my 2016 Chevrolet Silverado?

- Diagnosing the issue involves checking the fuel tank pressure sensor and its wiring for damage, inspecting the fuel tank for leaks, and testing the PCM for proper operation using diagnostic tools.

5. Is it safe to continue driving my 2016 Chevrolet Silverado with OBDII code P0453?

- While the vehicle may still be operable, it is recommended to address the issue promptly to prevent potential fuel system problems and ensure optimal performance.

6. Can I clear the OBDII code P0453 on my 2016 Chevrolet Silverado with a simple reset?

- Clearing the code without addressing the underlying issue will only temporarily turn off the check engine light, as the problem causing the code will persist until repaired.

7. How much does it typically cost to repair OBDII code P0453 on a 2016 Chevrolet Silverado?

- The cost of repair can vary depending on the exact cause of the issue, but it may involve replacing the fuel tank pressure sensor, repairing wiring, or addressing fuel tank damage, with costs ranging from $100 to $500 or more.

8. Can a DIY enthusiast repair OBDII code P0453 on a 2016 Chevrolet Silverado?

- Depending on the individual's skill level and access to tools, some DIY enthusiasts may be able to address the issue by replacing the fuel tank pressure sensor or repairing wiring, but more complex repairs may require professional assistance.

9. Will ignoring OBDII code P0453 cause further damage to my 2016 Chevrolet Silverado?

- Ignoring the code can lead to potential fuel system issues, decreased fuel efficiency, and continued illumination of the check engine light, which may affect the vehicle's overall performance and emissions.

10. How long does it take to repair OBDII code P0453 on a 2016 Chevrolet Silverado?

- The repair time can vary depending on the exact cause of the issue and the availability of parts, but a typical repair for this code may take anywhere from 1 to 3 hours to complete.

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