AutoCodes – Mitsubishi – P0201 Mitsubishi

P0201 Mitsubishi Code - Injector Circuit Cylinder 1

Quick Answer

Engine Control Module (ECM) checks the injectors circuit resistance and monitors the voltage drop during normal operation. Common causes include Faulty fuel injector 1, Fuel Injector 1 harness is open or shorted, Fuel Injector #1 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: P0201 Mitsubishi indicates Injector Circuit Cylinder 1.
Common causes: Common causes include Faulty fuel injector 1, Fuel Injector 1 harness is open or shorted, Fuel Injector #1 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 17,178

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 Jun 14, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P0201 Mitsubishi Description

Engine Control Module (ECM) checks the injectors circuit resistance and monitors the voltage drop during normal operation. The ECM will trigger the P0201 code when the resistance or voltage drop at the injector 1 is out of specifications.

OBDII Code P0201 Mitsubishi - Injector Circuit Cylinder 1 - AutoCodes.com — P0201 Mitsubishi Code - Injector Circuit Cylinder 1

What does this mean?

What are the Possible Causes of the DTC P0201 Mitsubishi?

Faulty fuel injector 1
Fuel Injector 1 harness is open or shorted
Fuel Injector #1 circuit poor electrical connection

How to Fix the DTC P0201 Mitsubishi?

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 P0201 Mitsubishi 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 P0201 Mitsubishi code?

Need more information on how to fix the P0201 Mitsubishi code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P0201 Mitsubishi 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 P0201 Mitsubishi Code

1. What are the common symptoms of OBDII code P0201 in a Mitsubishi related to the Injector Circuit Cylinder 1?

- Common symptoms include engine misfires, rough idling, poor acceleration, and decreased fuel efficiency.

2. What are the possible causes of OBDII code P0201 in a Mitsubishi?

- Possible causes include a faulty fuel injector in cylinder 1, wiring issues in the injector circuit, a malfunctioning engine control module (ECM), or a clogged fuel injector.

3. How can I diagnose the cause of OBDII code P0201 in my Mitsubishi?

- A thorough diagnostic process involves inspecting the wiring and connections in the injector circuit, testing the fuel injector resistance, and checking for ECM signals related to cylinder 1.

4. What are some repair tips for fixing OBDII code P0201 in a Mitsubishi?

- Repair tips may include replacing the faulty fuel injector in cylinder 1, repairing damaged wiring or connections, cleaning or unclogging the fuel injector, or resetting the ECM after repairs.

5. Can driving with OBDII code P0201 in a Mitsubishi cause further damage?

- Continuing to drive with this code may lead to engine performance issues, increased fuel consumption, and potential damage to the catalytic converter over time.

6. Is it safe to reset the OBDII code P0201 in a Mitsubishi using a diagnostic tool?

- While resetting the code temporarily may clear the warning light, it is important to address the underlying issue causing the code to prevent further problems with the injector circuit.

7. How much does it typically cost to repair OBDII code P0201 in a Mitsubishi?

- The cost of repairing this code can vary depending on the specific cause, but it may involve parts and labor expenses ranging from $100 to $500 or more.

8. Are there any preventive measures to avoid OBDII code P0201 in a Mitsubishi?

- Regular maintenance, such as using quality fuel, keeping the fuel system clean, and addressing any engine performance issues promptly, can help prevent issues leading to this code.

9. Can a DIY enthusiast fix OBDII code P0201 in a Mitsubishi?

- Depending on the underlying cause, DIY enthusiasts with knowledge of automotive systems may be able to diagnose and repair this code themselves, but complex issues may require professional assistance.

10. How long does it take to repair OBDII code P0201 in a Mitsubishi?

- The repair time can vary based on the specific cause and complexity of the issue, but it may take anywhere from a few hours to a full day to diagnose and fix OBDII code P0201 in a Mitsubishi.