Engine-CodesLexus – P0355 Lexus

P0355 Lexus Code - Ignition Coil 5 Primary/Secondary Circuit

Quick Answer

The P0355 code for Lexus vehicles specifically refers to an issue with the ignition coil 5 primary/secondary circuit. Common causes include Faulty ignition coil for cylinder 5, Damaged or corroded wiring or connectors, Issues with the ECM. 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
P0355 Lexus indicates Ignition Coil 5 Primary/Secondary Circuit.
Common causes
Common causes include Faulty ignition coil for cylinder 5, Damaged or corroded wiring or connectors, Issues with the ECM.
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 12, 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 P0355 Lexus Description

The P0355 code for Lexus vehicles specifically refers to an issue with the ignition coil 5 primary/secondary circuit. The ignition coil is a crucial component of the vehicle's ignition system, responsible for converting the low voltage from the battery into the high voltage needed to ignite the fuel-air mixture in the engine cylinders. In this case, the code indicates that there is a problem with the electrical circuit associated with the ignition coil for cylinder 5.

OBDII Code P0355 Lexus - Ignition Coil 5 Primary/Secondary Circuit
P0355 Lexus Code - Ignition Coil 5 Primary/Secondary Circuit

Common Causes of P0355 Lexus

  1. Faulty ignition coil for cylinder 5
  2. Damaged or corroded wiring or connectors
  3. Issues with the ECM
  4. Electrical system malfunctions
  5. Extreme weather conditions affecting the ignition system

Symptoms of P0355 Lexus

  1. Rough idling or engine misfires
  2. Loss of power or acceleration
  3. Difficulty starting the engine
  4. Illumination of the Check Engine Light
  5. Poor fuel efficiency

How to Fix P0355 Lexus

  1. Perform a visual inspection of the ignition coil, wiring, and connectors to identify any visible damage or corrosion.
  2. Use a multimeter to test the resistance of the ignition coil and check for continuity in the wiring.
  3. Replace the faulty ignition coil if it fails the resistance test.
  4. Repair or replace any damaged wiring or connectors.
  5. Clear the diagnostic trouble codes and test drive the vehicle to ensure the issue has been resolved.

Cost to Fix P0355 Lexus

The cost of repairing the P0355 code for a Lexus vehicle can vary depending on the specific model and year, as well as the labor rates in your area. On average, the cost of replacing an ignition coil can range from $100 to $300, including parts and labor. Additional costs may be incurred if there are other underlying issues causing the code to be triggered. It's recommended to consult with a professional mechanic to get an accurate estimate based on your vehicle's specific circumstances.

Need more information about the P0355 Lexus code?

Need more information on how to fix the P0355 Lexus code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P0355 Lexus 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 P0355 Lexus Code

No Frequently Asked Questions about P0355 Lexus Code found.

Discuss the causes and fixes for P0355 Lexus OBDII Code

Code P0355 Lexus comments

No comments found for this page.