Learn About Your Car

Debris in Idle Air Control Valve May Cause Engine Problems on Toyota Highlander

Problem overview

Debris can get into the idle air control valve. This will restrict the air flow into the engine, causing idle speed and/or stalling when cold. The valve can be cleaned or replaced to correct this concern.

9 people reported this problem

2 comments

Schedule Repair

Toyota Highlander vehicles with this problem

3 model years affected

2003 Toyota Highlander

2002 Toyota Highlander

2001 Toyota Highlander

2003 Toyota Highlander

2002 Toyota Highlander

2001 Toyota Highlander

Average mileage: 145,000 miles

(140,000 - 150,000)

Search for another problem

RepairPal ™Car Genius

Ask our experts about your Toyota.

RepairPal Car Genius™ is a free resource for vehicle owners seeking advice on maintenance, auto repair, shop inquiries, estimates, and finding a trustworthy repair shop in your area.

Call us at 877-913-1554

Available 9am – 6pm ET Monday through Friday

Call Our Experts

Exceptional warranty

Shops offer at least a 12-month or 12,000-mile warranty.

Satisfied customers

We ensure high satisfaction through verified customer reviews.

Transparent pricing

You'll get a Fair Price Guarantee on all RepairPal estimates.

Millions trust us for auto repair — RepairPal Certified^® locations must pass a rigorous approval process to ensure quality, customer satisfaction, and fair pricing.

Find a Repair Location

Submitted by Vehicle Owner · Apr 1, 2025

Published by RepairPal

Dashboard Login

Are you interested in certification?

Schedule a Demo

Debris in Idle Air Control Valve May Cause Engine Problems on Toyota Highlander

Problem overview

Toyota Highlander vehicles with this problem

Need a diagnosis? Trust our Toyota experts.

Search for another problem

Ask our experts about your Toyota.