AutoCodes – Honda – P0351 2019 Honda CR-V

P0351 2019 Honda CR-V Code - No. 1 Cylinder Ignition Coil Circuit Malfunction

Quick Answer

The ignition coil is a part of the engine ignition system. Common causes include Faulty No, 1 Ignition Coil, 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: P0351 2019 Honda CR-V indicates No. 1 Cylinder Ignition Coil Circuit Malfunction.
Common causes: Common causes include Faulty No, 1 Ignition Coil, 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.

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Code Popularity 216

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Intermediate (2 / 3)

What is this?

Table of contents Created and updated by William Orellana on Aug 17, 2023

Description
Step-by-Step Diagnostic Guide
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P0351 2019 Honda CR-V Description

The ignition coil is a part of the engine ignition system. It converts low voltage from the battery into high voltage needed to create a spark in the spark plugs. The ignition coil is triggered at the optimum time by the Powertrain Control Module (PCM) ON/OFF command. The PCM detects a malfunction when the engine is running and the return signal does not change for a specified time, the PCM detects a malfunction and stores a Diagnostic Trouble Code (DTC).

OBDII Code P0351 2019 Honda CR-V - No. 1 Cylinder Ignition Coil Circuit Malfunction - AutoCodes.com — P0351 2019 Honda CR-V Code - No. 1 Cylinder Ignition Coil Circuit Malfunction

What does this mean?

What are the Possible Causes of the DTC P0351 2019 Honda CR-V?

Faulty No. 1 Ignition Coil
No. 1 Ignition Coil harness is open or shorted
No. 1 Ignition Coil circuit poor electrical connection
Faulty Powertrain Control Module (PCM)

How to Fix the DTC P0351 2019 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 P0351 2019 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 P0351 2019 Honda CR-V code?

Need more information on how to fix the P0351 2019 Honda CR-V code? Get Access to Factory Service Manuals

Need Help with the Code?

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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.

Frequently Asked Questions about P0351 2019 Honda CR-V Code

What does OBDII code P0351 mean on a 2019 Honda CR-V?

1. P0351 indicates a malfunction in the ignition coil circuit on cylinder 1, which may affect the engine's ability to fire properly. 2.

What are the common symptoms of the P0351 code on a 2019 Honda CR-V?

Common symptoms include rough idling, engine misfires, poor acceleration, reduced fuel efficiency, and the check engine light turning on. 3.

What causes the P0351 code on a 2019 Honda CR-V?

Potential causes include a faulty ignition coil, damaged wiring or connectors in the ignition coil circuit, a bad spark plug, or a malfunctioning engine control module (ECM). 4.

Can I drive my 2019 Honda CR-V with a P0351 code?

While the car may still be drivable, operating it with this code can lead to engine misfiring, reduced performance, and potential damage to the catalytic converter over time. 5.

How do I diagnose the P0351 code on a 2019 Honda CR-V?

Begin by inspecting the ignition coil, wiring, and connectors for cylinder 1. Use a multimeter to test the coil and check for continuity in the wiring. If no issues are found, test or replace the spark plug and consider the ECM as a last resort. 6.

How do I fix the P0351 code on my 2019 Honda CR-V?

Repairs may include replacing the ignition coil on cylinder 1, repairing or replacing damaged wiring, installing a new spark plug, or reprogramming/replacing the ECM if necessary. 7.

How much does it cost to repair a P0351 code on a 2019 Honda CR-V?

Repair costs vary but typically range from $50 to $300, depending on whether you replace the ignition coil, spark plug, or repair wiring. ECM replacement would be more expensive. 8.

Can a bad spark plug cause the P0351 code on a 2019 Honda CR-V?

Yes, a worn or damaged spark plug can cause ignition coil issues and trigger the P0351 code. Replacing the spark plug may resolve the problem. 9.

Will clearing the P0351 code fix the issue on my 2019 Honda CR-V?

Clearing the code will turn off the check engine light temporarily, but the underlying issue must be repaired to prevent the code from returning. 10.

How can I prevent the P0351 code on my 2019 Honda CR-V?

Regular maintenance, such as replacing spark plugs and ignition coils as recommended, and inspecting electrical connections, can help prevent this code from occurring.