AutoCodes – Acura – P145C Acura

P145C Acura Code - Fuel Tank Pressure Sensor Range/Performance Problem

Quick Answer

The fuel vapor in the fuel tank is temporarily stored in the Evaporative Emission (EVAP) and introduced in the engine through the Evaporative Emission (EVAP) Canister Purge Valve. Common causes include Faulty Evaporative Emission (EVAP) Canister Purge Valve, Faulty Fuel Tank Pressure (FTP) Sensor, Fuel Tank Pressure 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: P145C Acura indicates Fuel Tank Pressure Sensor Range/Performance Problem.
Common causes: Common causes include Faulty Evaporative Emission (EVAP) Canister Purge Valve, Faulty Fuel Tank Pressure (FTP) Sensor, Fuel Tank Pressure 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 34,760

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Mar 04, 2023

Description
Possible Causes
How To Fix
Cost to Diagnose
Comments
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Code P145C Acura Description

The fuel vapor in the fuel tank is temporarily stored in the Evaporative Emission (EVAP) and introduced in the engine through the Evaporative Emission (EVAP) Canister Purge Valve. The Powertrain Control Module (PCM) controls the amount of vapor introduced into the engine by varying the duty cycle to the EVAP canister purge valve according to the condition of the engine.

OBDII Code P145C Acura - Fuel Tank Pressure Sensor Range/Performance Problem - AutoCodes.com — P145C Acura Code - Fuel Tank Pressure Sensor Range/Performance Problem

What does this mean?

What are the Possible Causes of the DTC P145C Acura?

Faulty Evaporative Emission (EVAP) Canister Purge Valve
Faulty Fuel Tank Pressure (FTP) Sensor
Fuel Tank Pressure Sensor harness is open or shorted
Fuel Tank Pressure Sensor circuit poor electrical connection

How to Fix the DTC P145C 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 P145C 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 P145C Acura 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.