Engine-Codes.com
Engine-Codes – Honda – P1658 2008 Honda Accord

P1658 2008 Honda Accord Code - Electronic Throttle Control System Control Relay ON Malfunction

Quick Answer

The P1658 code for a 2008 Honda Accord indicates a malfunction in the Electronic Throttle Control System Control Relay, specifically that the relay is stuck in the ON position. Common causes include Faulty electronic throttle control relay, Wiring or electrical connection issues, Corrosion or damage to relay components. 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
P1658 2008 Honda Accord indicates Electronic Throttle Control System Control Relay ON Malfunction.
Common causes
Common causes include Faulty electronic throttle control relay, Wiring or electrical connection issues, Corrosion or damage to relay components.
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.
What is this?
Table of contents Created and updated by William Orellana on Aug 19, 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 P1658 2008 Honda Accord Description

The P1658 code for a 2008 Honda Accord indicates a malfunction in the Electronic Throttle Control System Control Relay, specifically that the relay is stuck in the ON position. This system is responsible for regulating the throttle opening, which controls the amount of air entering the engine and, consequently, the engine speed. When the control relay is stuck in the ON position, it can lead to a variety of issues with the vehicle's performance, such as erratic idling, reduced power, and acceleration problems. If left unaddressed, this issue can potentially cause further damage to the throttle control system and other engine components.

OBDII Code P1658 2008 Honda Accord - Electronic Throttle Control System Control Relay ON Malfunction
P1658 2008 Honda Accord Code - Electronic Throttle Control System Control Relay ON Malfunction

Common Causes of P1658 2008 Honda Accord

  1. Faulty electronic throttle control relay
  2. Wiring or electrical connection issues
  3. Corrosion or damage to relay components
  4. Software or programming issues
  5. Mechanical obstructions affecting relay operation

Symptoms of P1658 2008 Honda Accord

  1. Rough idling or stalling
  2. Reduced engine power
  3. Delayed throttle response
  4. Engine misfires
  5. Check Engine light illuminated

How to Fix P1658 2008 Honda Accord

  1. Begin by diagnosing the specific cause of the issue using a diagnostic scanner to confirm the P1658 code and identify the faulty component.
  2. Inspect the electronic throttle control relay and its wiring for any signs of damage, corrosion, or loose connections. Repair or replace as needed.
  3. Clear the diagnostic trouble codes from the vehicle's computer and reset the system.
  4. Test drive the vehicle to ensure that the issue has been resolved and that the symptoms associated with the code no longer occur.
  5. If the problem persists, further diagnostics may be necessary to pinpoint the exact cause, such as checking for mechanical obstructions or programming issues.

Cost to Fix P1658 2008 Honda Accord

The typical repair costs for addressing a P1658 code on a 2008 Honda Accord can vary depending on the specific cause of the issue. On average, you can expect to pay between $100 and $300 for parts and labor. However, it's important to note that labor rates at auto repair shops can vary significantly based on location, with rates typically ranging from $80 to $150 per hour. Additionally, dealership rates may be higher than independent shops, so it's advisable to obtain quotes from multiple sources for a more accurate estimate.

Need more information about the P1658 2008 Honda Accord code?

Need more information on how to fix the P1658 2008 Honda Accord code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P1658 2008 Honda Accord 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 P1658 2008 Honda Accord Code

1. What are the common symptoms of OBDII code P1658 in a 2008 Honda Accord?

- Common symptoms include the engine stalling, rough idling, reduced power, and the Check Engine Light being illuminated.

2. What does the OBDII code P1658 in a 2008 Honda Accord indicate?

- This code indicates a malfunction in the Electronic Throttle Control System Control Relay ON.

3. What are the possible causes of the Electronic Throttle Control System Control Relay ON malfunction in a 2008 Honda Accord?

- Possible causes include a faulty throttle control relay, wiring issues, a malfunctioning throttle body, or a problem with the engine control module.

4. How can I diagnose the cause of OBDII code P1658 in my 2008 Honda Accord?

- Diagnosing this code typically involves testing the throttle control relay, inspecting the wiring for any damage, checking the throttle body for proper functioning, and scanning the engine control module for related faults.

5. Can I continue driving my 2008 Honda Accord with the Electronic Throttle Control System Control Relay ON malfunction?

- It is not recommended to continue driving with this issue as it can lead to further damage and potential safety hazards. It is best to address the problem promptly.

6. What are some repair tips for fixing OBDII code P1658 in a 2008 Honda Accord?

- Repair tips may include replacing the faulty throttle control relay, repairing any damaged wiring, cleaning or replacing the throttle body, and reprogramming or replacing the engine control module if necessary.

7. How much does it typically cost to repair OBDII code P1658 in a 2008 Honda Accord?

- The cost of repair can vary depending on the underlying cause of the issue, parts needed, and labor costs. It is recommended to consult a mechanic for a more accurate estimate.

8. Can resetting the OBDII code P1658 in a 2008 Honda Accord resolve the issue?

- Resetting the code may temporarily turn off the Check Engine Light, but it will not address the underlying problem causing the malfunction. It is important to diagnose and repair the issue to prevent future issues.

9. Is the repair for OBDII code P1658 covered under warranty for a 2008 Honda Accord?

- Warranty coverage may vary depending on the vehicle's warranty status and terms. It is advisable to check with the manufacturer or dealership for warranty coverage details.

10. How can I prevent OBDII code P1658 from occurring in my 2008 Honda Accord in the future?

- Regular maintenance, such as inspecting and cleaning the throttle body, checking the wiring for any damage, and addressing any engine-related issues promptly, can help prevent this code from occurring.

Discuss the causes and fixes for P1658 2008 Honda Accord OBDII Code

Submit a New Comment

Code P1658 2008 Honda Accord comments

No comments found for this page.