Toyota High Idle, No Codes (1996 4Runner V6)

This legendary 1996 Toyota 4Runner runs fantastic with 235k miles on the clock. However, the idle is always annoyingly high! What could be the culprit?

Let's use some logic to pinpoint the issue quickly and efficiently.

Enjoy!
Ivan

• #autos_vehicles
• #toyota
• #v6
• #idle
• #speed
• #rev
• #engine
• #4runner
• #truck
• #high
• #rpm
• #air
• #control
• #iac
• #thermostat
• #coolant
• #temperature