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Engine-Codes – Generic – P0252

P0252 Code - Injection Pump Fuel Metering Control 'A' Range/Performance

Quick Answer

The diagnostic trouble code P0252 refers to the Injection Pump Fuel Metering Control 'A' Range/Performance. Common causes include Faulty fuel metering control solenoid, Wiring issues or electrical connections, Clogged fuel filter. 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
P0252 indicates Injection Pump Fuel Metering Control 'A' Range/Performance.
Common causes
Common causes include Faulty fuel metering control solenoid, Wiring issues or electrical connections, Clogged fuel filter.
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 10, 2024
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Code P0252 Description

The diagnostic trouble code P0252 refers to the Injection Pump Fuel Metering Control 'A' Range/Performance. This code indicates that there is an issue with the fuel metering control in the vehicle's injection pump. The injection pump is responsible for delivering the precise amount of fuel to the engine cylinders at the correct time for combustion. When this control is not functioning properly, it can lead to a range of performance issues with the vehicle.

OBDII Code P0252 - Injection Pump Fuel Metering Control 'A' Range/Performance
P0252 Code - Injection Pump Fuel Metering Control 'A' Range/Performance

Common Causes of P0252

  1. Faulty fuel metering control solenoid
  2. Wiring issues or electrical connections
  3. Clogged fuel filter
  4. Malfunctioning fuel pump
  5. Issues with the fuel delivery system

Symptoms of P0252

  1. Rough idling or engine misfires
  2. Poor fuel economy
  3. Lack of power or acceleration
  4. Engine stalling
  5. Check Engine Light illuminated on the dashboard

How to Fix P0252

  1. Perform a comprehensive diagnostic scan to confirm the P0252 code and identify the specific cause of the issue.
  2. Inspect the fuel metering control solenoid for any signs of damage or malfunction. Replace if necessary.
  3. Check the wiring and electrical connections related to the injection pump fuel metering control for any issues. Repair or replace damaged components.
  4. Inspect and replace the fuel filter if it is clogged or dirty.
  5. Test the fuel pump to ensure it is functioning correctly. Replace if found to be faulty.

Cost to Fix P0252

The typical repair costs for addressing the P0252 code can vary depending on the specific cause of the issue and the labor rates in your area. On average, you can expect to pay between $200 and $500 for parts and labor to resolve this problem. It is essential to consult with a qualified mechanic or auto repair shop to get an accurate estimate based on your vehicle's make and model, as well as the extent of the repairs needed. Keep in mind that diagnosis time and labor rates can fluctuate, so it's advisable to inquire about these factors when seeking repairs for this issue.

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Code P0252 Information for Specific Makes

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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