Engine-CodesDodge – P1021 Dodge

P1021 Dodge Code - Fuel Pump Circuit Hi

Quick Answer

The P1021 code for Dodge vehicles indicates a Fuel Pump Circuit Hi error. Common causes include Faulty fuel pump, Wiring issues in the fuel pump circuit, Corrosion or loose connections in the circuit. 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
P1021 Dodge indicates Fuel Pump Circuit Hi.
Common causes
Common causes include Faulty fuel pump, Wiring issues in the fuel pump circuit, Corrosion or loose connections in the circuit.
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.
Table of contents Created and updated by William Orellana on Sep 10, 2024
💬 Need more help? Ask Auto Expert for instant answers — it's free!
AutoCodes App

Fix Your Car Smarter

Try the New AutoCodes App!

Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.

AutoCodes App on Google Play

Code P1021 Dodge Description

The P1021 code for Dodge vehicles indicates a Fuel Pump Circuit Hi error. This means that the fuel pump circuit is experiencing a higher than normal voltage, which can lead to various issues affecting the vehicle's performance. The fuel pump is an essential component responsible for delivering fuel from the tank to the engine, and any malfunction in its circuit can disrupt this process.

OBDII Code P1021 Dodge - Fuel Pump Circuit Hi
P1021 Dodge Code - Fuel Pump Circuit Hi

Common Causes of P1021 Dodge

  1. Faulty fuel pump
  2. Wiring issues in the fuel pump circuit
  3. Corrosion or loose connections in the circuit
  4. Malfunctioning fuel pump relay
  5. Electrical issues in the vehicle's system

Symptoms of P1021 Dodge

  1. Hard starting
  2. Rough idling
  3. Poor acceleration
  4. Stalling
  5. Inability to start

How to Fix P1021 Dodge

  1. Begin by diagnosing the issue using a scan tool to confirm the P1021 code and pinpoint the exact cause of the problem.
  2. Inspect the fuel pump, wiring, and connections for any signs of damage, corrosion, or loose connections.
  3. Test the fuel pump relay to determine if it is functioning correctly or needs replacement.
  4. If the fuel pump is found to be faulty, replace it with a new one and ensure proper installation.
  5. Clear the diagnostic trouble codes, test the vehicle to ensure the issue is resolved, and reset the vehicle's computer system if necessary.

Cost to Fix P1021 Dodge

The typical repair costs for resolving a P1021 code related to the fuel pump circuit hi error can range from $200 to $500, including parts and labor. However, it is essential to note that the specific diagnosis time and labor rates at auto repair shops can vary based on location, vehicle make and model, and engine type. Rates in metropolitan areas or at dealerships may be higher, while independent shops often charge less. It is advisable to check local rates for a more precise estimate before proceeding with the repair.

Need more information about the P1021 Dodge code?

Need more information on how to fix the P1021 Dodge code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P1021 Dodge code diagnosed by a professional: Find a repair shop in your area

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 P1021 Dodge Code

No Frequently Asked Questions about P1021 Dodge Code found.

Discuss the causes and fixes for P1021 Dodge OBDII Code

Code P1021 Dodge comments

No comments found for this page.