AutoCodes – Lexus – P3005 Lexus

P3005 Lexus Code - High Voltage Fuse Snapped

Quick Answer

A fuse is set in the service plug to protect high-voltage system parts. Common causes include Faulty High Voltage Fuse, Power Cable. 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: P3005 Lexus indicates High Voltage Fuse Snapped.
Common causes: Common causes include Faulty High Voltage Fuse, Power Cable.
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.

Save to My Repairs My Repairs

AI answers can be wrong. Verify repairs with testing. Open full chat

Code Popularity 1,530

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Feb 14, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
Add Comment

💬 Need more help? Ask Coddy for instant answers — it's free!

Code P3005 Lexus Description

A fuse is set in the service plug to protect high-voltage system parts. Although interlock switch is connected, the voltage of battery block is less than specified.

OBDII Code P3005 Lexus - High Voltage Fuse Snapped - AutoCodes.com — P3005 Lexus Code - High Voltage Fuse Snapped

What does this mean?

What are the Possible Causes of the DTC P3005 Lexus?

Faulty High Voltage Fuse
Power Cable

How to Fix the DTC P3005 Lexus?

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 P3005 Lexus 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 P3005 Lexus code?

Need more information on how to fix the P3005 Lexus code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P3005 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 P3005 Lexus Code

1. What are the common symptoms of a snapped high voltage fuse in a Lexus triggering OBDII code P3005?

When the high voltage fuse snaps in a Lexus, you may experience a sudden loss of power, the vehicle may not start, or you may notice warning lights on the dashboard related to the hybrid system.

2. What typically causes the high voltage fuse to snap in a Lexus, resulting in OBDII code P3005?

The high voltage fuse can snap due to a short circuit in the hybrid system, a malfunctioning component drawing excessive current, or water damage to the electrical system.

3. How can I diagnose if a snapped high voltage fuse is the cause of OBDII code P3005 in my Lexus?

To diagnose a snapped high voltage fuse, you will need to perform a thorough inspection of the high voltage components, check for any visible damage to the fuse, and use a multimeter to test for continuity.

4. Is it safe to drive my Lexus with a snapped high voltage fuse triggering OBDII code P3005?

It is not safe to drive your Lexus with a snapped high voltage fuse, as it can lead to further damage to the hybrid system and pose a safety risk. It is recommended to have the issue addressed by a professional mechanic immediately.

5. Can I replace the high voltage fuse in my Lexus myself to resolve OBDII code P3005?

Replacing a high voltage fuse in a Lexus can be complex and dangerous due to the high voltage involved in the hybrid system. It is best to have this repair done by a qualified technician familiar with hybrid vehicles.

6. Are there any preventive measures to avoid the high voltage fuse snapping in a Lexus and triggering OBDII code P3005?

Regular maintenance of the hybrid system, avoiding water exposure, and addressing any electrical issues promptly can help prevent the high voltage fuse from snapping in a Lexus.

7. How much does it typically cost to repair a snapped high voltage fuse causing OBDII code P3005 in a Lexus?

The cost of repairing a snapped high voltage fuse in a Lexus can vary depending on the extent of the damage, the specific model, and the labor rates of the repair shop. It is advisable to get a few quotes from different mechanics.

8. Will resetting the OBDII code P3005 after replacing the high voltage fuse fix the issue in my Lexus?

Resetting the OBDII code P3005 after replacing the high voltage fuse may clear the warning light, but it is essential to ensure that the root cause of the fuse snapping has been addressed to prevent a recurrence.

9. Can a Lexus dealership help diagnose and repair a snapped high voltage fuse triggering OBDII code P3005?

Yes, a Lexus dealership or a certified hybrid specialist is equipped to diagnose and repair issues related to the high voltage system, including a snapped high voltage fuse triggering OBDII code P3005.

10. How long does it take to repair a snapped high voltage fuse causing OBDII code P3005 in a Lexus?

The repair time for a snapped high voltage fuse in a Lexus can vary based on the extent of the damage, availability of parts, and the workload of the repair shop. It is advisable to inquire with the mechanic performing the repair.