AutoCodes – Acura – P0356 Acura

P0356 Acura Code - No. 6 Cylinder Ignition Coil Circuit Malfunction

Quick Answer

The ignition coil is a part of the engine ignition system. Common causes include Faulty No, 6 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
P0356 Acura indicates No. 6 Cylinder Ignition Coil Circuit Malfunction.
Common causes
Common causes include Faulty No, 6 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 5,594
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Aug 17, 2023
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Code P0356 Acura 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 P0356 Acura - No. 6 Cylinder Ignition Coil Circuit Malfunction - AutoCodes.com
P0356 Acura Code - No. 6 Cylinder Ignition Coil Circuit Malfunction

What are the Possible Causes of the DTC P0356 Acura?

  • Faulty No. 6 Ignition Coil
  • No. 6 Ignition Coil harness is open or shorted
  • No. 6 Ignition Coil circuit poor electrical connection
  • Faulty Powertrain Control Module (PCM)

How to Fix the DTC P0356 Acura?

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 P0356 Acura 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 P0356 Acura 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 P0356 Acura Code

What does the OBDII code P0356 mean for an Acura?

P0356 indicates a malfunction in the ignition coil circuit for cylinder No. 6, meaning the engine may not be firing properly in that cylinder.

What are the symptoms of code P0356 in an Acura?

Symptoms may include rough idling, misfires, reduced engine power, poor fuel efficiency, and the check engine light turning on.

What causes code P0356 in an Acura?

Common causes include a faulty ignition coil, damaged wiring or connectors in the ignition circuit, a bad spark plug, or an issue with the engine control module (ECM).

Can I drive my Acura with the P0356 code?

Driving with this code can lead to engine misfires and potential damage to the catalytic converter. It's best to address the issue promptly.

How do you diagnose code P0356 on an Acura?

Diagnosis involves inspecting the ignition coil, spark plug, and wiring for cylinder No. 6. A multimeter may be used to test for voltage and continuity in the circuit.

How do you fix code P0356 on an Acura?

Repair solutions include replacing the faulty ignition coil, repairing or replacing damaged wiring or connectors, and possibly replacing the spark plug or ECM if necessary.

Will replacing the ignition coil fix code P0356?

If the ignition coil is the root cause of the malfunction, replacing it should resolve the issue. However, other components should be inspected to ensure a complete fix.

How much does it cost to fix code P0356 on an Acura?

Repair costs can vary depending on the issue, typically ranging from $100 to $300 for parts and labor. ECM replacement can be more expensive.

Can a dirty spark plug cause P0356 in an Acura?

Yes, a dirty or worn spark plug can disrupt the ignition process and trigger this code. Inspect and replace the spark plug if needed.

How can I prevent code P0356 from occurring again?

Regular maintenance, including timely replacement of spark plugs and ignition coils, and inspecting wiring for damage, can help prevent this issue.

Discuss the causes and fixes for P0356 Acura OBDII Code

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