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P145F 2016 Honda CR-V Code - Evaporative Emission Leak Check Module Pressure Sensor Range/Performance Problem

Quick Answer

The P145F Diagnostic Trouble Code (DTC) is specific to Honda vehicles and indicates a problem with the Evaporative Emission Control System (EVAP). Common causes include Faulty Vacuum Pump, Faulty Vacuum Pump (Motor), Faulty Control Valve. 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
P145F 2016 Honda CR-V indicates Evaporative Emission Leak Check Module Pressure Sensor Range/Performance Problem.
Common causes
Common causes include Faulty Vacuum Pump, Faulty Vacuum Pump (Motor), Faulty Control Valve.
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 02, 2025
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Code P145F 2016 Honda CR-V Description

The P145F Diagnostic Trouble Code (DTC) is specific to Honda vehicles and indicates a problem with the Evaporative Emission Control System (EVAP). This system is designed to prevent fuel vapors from escaping into the atmosphere, thereby reducing emissions and improving air quality. The code signifies that the pressure sensor within the EVAP system is reporting values that are outside the expected range or that the performance of the sensor is not within the specified parameters.
OBDII Code P145F 2016 Honda CR-V - Evaporative Emission Leak Check Module Pressure Sensor Range/Performance Problem
P145F 2016 Honda CR-V Code - Evaporative Emission Leak Check Module Pressure Sensor Range/Performance Problem

Common Causes of P145F 2016 Honda CR-V

  1. Faulty Vacuum Pump
  2. Faulty Vacuum Pump (Motor)
  3. Faulty Control Valve
  4. Reference orifice flow quantity is excessive
  5. Reference orifice flow quantity is too low

Symptoms of P145F 2016 Honda CR-V

  1. Check Engine Light: The most common symptom is the illumination of the check engine light on the dashboard.
  2. Decreased Fuel Efficiency: Drivers may notice a drop in fuel economy due to improper fuel vapor management.
  3. Failed Emissions Test: The vehicle may fail emissions testing due to elevated hydrocarbon levels.
  4. Rough Idling: The engine may experience rough idling or stalling, particularly during acceleration.
  5. Fuel Odor: There may be a noticeable fuel smell around the vehicle, indicating a potential leak in the EVAP system.

How to Fix P145F 2016 Honda CR-V

  1. Diagnostic Scan: Begin by using an OBD-II scanner to confirm the P145F code and check for any additional codes that may provide further insight into the issue.
  2. Inspect the EVAP System: Visually inspect the EVAP pressure sensor, hoses, and canister for any signs of damage, wear, or leaks.
  3. Replace Faulty Components: If the pressure sensor or any hoses are found to be defective, replace them with OEM or high-quality aftermarket parts.
  4. Clear Codes and Test Drive: After repairs, clear the DTCs from the ECM and take the vehicle for a test drive to ensure the issue is resolved and the check engine light does not reappear.
  5. Perform a Smoke Test: If the problem persists, conduct a smoke test to identify any hidden leaks in the EVAP system that may not be visible during a visual inspection.

Cost to Fix P145F 2016 Honda CR-V

The cost to repair a P145F code can vary widely based on the specific diagnosis and repairs needed. On average, you might expect to pay between $150 to $500 for repairs, which could include parts and labor. The cost of the EVAP pressure sensor itself typically ranges from $50 to $150, while labor costs can vary significantly. Most auto repair shops charge between $80 and $150 per hour, depending on location, vehicle make and model, and engine type. In metropolitan areas or at dealerships, labor rates may be higher, while independent shops often offer lower rates. It is advisable to check local rates for a more precise estimate and to obtain a detailed quote before proceeding with repairs.

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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.

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