How do you reset a Toyota 4runner?
Toyota 4Runner, Tacoma and Tundra: How to Reset Your ECU
- Step 1 – Release the hood. Release the hood using the hood release by the driver’s side footwell.
- Step 2 – Remove negative battery terminal. Using your wrench, remove the nut holding the negative battery terminal in place.
- Step 3 – Re-install battery terminal.
How do you reset the maintenance required light on a Toyota 4runner?
TSB EL002-03 has these instructions:
- Turn ignition switch to “ON” position.
- Set odometer/trip display to “ODO” mode.
- Turn ignition switch to “OFF” position.
- Depress and hold the Trip Meter “RESET” button while turning the ignition switch to the “ON” position.
- The service maintenance reminder light will:
How do you reset the maintenance light on a Toyota 4Runner?
If your car has START push-button, press the “Start” twice without touching the brake pedal. Continue to hold down the Trip Odometer Reset button until “000000” MILES appears on the display and the maintenance light turns off. This tutorial we got from Toyota 4Runner owner’s manual.
When to start the drive cycle on a Toyota 4Runner?
A. Ensure to begin with your 4Runner having 1/4 to 3/4 tank full of gas, and after it has been sitting overnight. The engine must be cold before you begin the drive cycle. Also make sure the check engine light or MIL is not illuminated. If the check engine light is on, do not perform the drive cycle.
How do you change the battery in a Toyota 4Runner?
When you change the battery in your 4Runner, the alarm system automatically becomes disabled and needs to be reset. You can reset the alarm yourself from your home garage, saving yourself time and money. Put the 4Runner’s key into the ignition and turn it to the “on” position. Find the valet switch near the hood release on the driver’s side dash.
Why do I have to Reset my ECU on my Toyota 4Runner?
The Toyota 4Runner, Tacoma, and Tundra are equipped with an internal computer. The computer saves your driving habits overtime. Reseting the ECU allows you to clear all the data and start fresh. A lot of times when you upgrade certain components, you will have to reset the ECU before you can see a difference in performance.