AutoCodes – Honda – P0203 2017 Honda CR-V

P0203 2017 Honda CR-V Code - No. 3 Cylinder Injector Circuit Malfunction

Quick Answer

The injector supplies fuel to the engine and is controlled by the Powertrain Control Module (PCM) ON/OFF command. Common causes include Faulty No, 3 Cylinder Injector, No. 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
P0203 2017 Honda CR-V indicates No. 3 Cylinder Injector Circuit Malfunction.
Common causes
Common causes include Faulty No, 3 Cylinder Injector, No.
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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 229
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Aug 15, 2023
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Code P0203 2017 Honda CR-V Description

The injector supplies fuel to the engine and is controlled by the Powertrain Control Module (PCM) ON/OFF command. In the PCM, the injector driver receives a drive command from the Central processing unit (CPU) and drives the injector. The CPU monitors injector currents and returns a signal from the injector driver to monitor the terminal voltage of PCM. If the monitored conditions are abnormal for a specified time, the PCM detects a malfunction and stores a Diagnostic Trouble Code (DTC).
OBDII Code P0203 2017 Honda CR-V - No. 3 Cylinder Injector Circuit Malfunction - AutoCodes.com
P0203 2017 Honda CR-V Code - No. 3 Cylinder Injector Circuit Malfunction

What are the Possible Causes of the DTC P0203 2017 Honda CR-V?

  • Faulty No. 3 Cylinder Injector
  • No. 3 Cylinder Injector harness is open or shorted
  • No. 3 Cylinder Injector circuit poor electrical connection
  • Faulty Injector Relay
  • Faulty Powertrain Control Module (PCM)
  • Faulty High Pressure Fuel Pump

How to Fix the DTC P0203 2017 Honda CR-V?

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 P0203 2017 Honda CR-V 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 P0203 2017 Honda CR-V code?

Need more information on how to fix the P0203 2017 Honda CR-V code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P0203 2017 Honda CR-V 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 P0203 2017 Honda CR-V Code

1. What are the common symptoms of OBDII code P0203 (No. 3 Cylinder Injector Circuit Malfunction) on a 2017 Honda CR-V?

- Common symptoms may include rough idling, engine misfires, loss of power, and potentially an illuminated check engine light.

2. What can cause the No. 3 Cylinder Injector Circuit Malfunction code (P0203) on a 2017 Honda CR-V?

- Possible causes include a faulty fuel injector in cylinder No. 3, wiring issues in the injector circuit, a poor electrical connection, or a problem with the Engine Control Module (ECM).

3. How do I diagnose the No. 3 Cylinder Injector Circuit Malfunction on my 2017 Honda CR-V?

- Diagnosis typically involves using an OBDII scanner to retrieve the specific fault code, inspecting the wiring and connectors related to the No. 3 injector, and testing the injector itself for proper operation.

4. Can I continue driving my 2017 Honda CR-V with the P0203 code (No. 3 Cylinder Injector Circuit Malfunction)?

- It is not recommended to drive the vehicle with this code present, as it can lead to poor engine performance, increased fuel consumption, and potential damage to the catalytic converter.

5. How can I repair the No. 3 Cylinder Injector Circuit Malfunction on my 2017 Honda CR-V?

- Repair options may include replacing the faulty fuel injector in cylinder No. 3, repairing any damaged wiring or connectors, ensuring proper electrical connections, or resetting the ECM after repairs.

6. Is it possible to clear the P0203 code (No. 3 Cylinder Injector Circuit Malfunction) on a 2017 Honda CR-V without fixing the issue?

- Clearing the code without addressing the underlying problem may temporarily turn off the check engine light, but the issue causing the code will likely persist and may trigger the code again later.

7. How much does it cost to fix the No. 3 Cylinder Injector Circuit Malfunction code on a 2017 Honda CR-V?

- The cost of repair can vary depending on the exact cause of the issue, but it may involve expenses for parts such as a new fuel injector, labor for diagnosis and repair, and potentially ECM reprogramming.

8. Can a DIY enthusiast fix the P0203 code (No. 3 Cylinder Injector Circuit Malfunction) on a 2017 Honda CR-V?

- While some DIYers may have the skills to diagnose and replace a faulty injector or repair wiring issues, it is recommended to consult a professional mechanic for proper diagnosis and repair of this code.

9. Will the P0203 code (No. 3 Cylinder Injector Circuit Malfunction) on a 2017 Honda CR-V affect the vehicle's emissions?

- Yes, this code can negatively impact emissions by causing the engine to run inefficiently, potentially leading to increased exhaust emissions and failing emissions tests.

10. How long does it take to repair the No. 3 Cylinder Injector Circuit Malfunction on a 2017 Honda CR-V?

- The repair time can vary based on the exact cause of the issue, but it may take a few hours to a full day for a mechanic to diagnose, repair, and test the injector circuit on cylinder No. 3.

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