How do you reset the ECU on a Toyota Tacoma?
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 I reset my electronic throttle control manually?
Fully depress the accelerator pedal for 10 seconds. At this point the check engine light should change to blinking slowly indicating “Erasing ECU Memory”. 8. Release the accelerator pedal and turn the ignition switch to off.
How long does it take for an ECU to reset?
Basic information. Basic information the ECU can normally relearn quickly. If you drive your car constantly for 20-25 minutes, then it might relearn the basic things of air intake and fuel injection. Other things though may take longer.
What is a ECU B fuse?
The ECU-B fuse feeds a White/Red wire that splits though a number of junction boxes and splices to feed individual circuits.
Why does my Toyota Prius battery not idle?
A reversed polarity battery would not allow the engine to run at all, let alone no idle. The idle problem is one of two issues, a miscalibrated MAF – clean it and do a computer reset. The second issue is the low speed fuel pump resistor mounted on the driver fenderwell.
Why did my Toyota Tundra die on idle?
I replaced the battery on my 2002 Tundra today, and my car also started to die on idle. I wasn’t sure what to think. So I feared a possible Fuel Injector issue.
How did the battery in my Toyota die?
Battery died.. Changed it.. Now won’t idle. Came out after a couple hours of being parked and my truck wouldn’t turn over. the interior lights were dim so I tried to jump it but it didn’t work. So I went to Pep Boys to get the battery tested and it was dead.
What should I do if my car won’t idle?
Step 8: Press the accelerator pedal to the floor and count for 10 seconds and then release the pedal for 10 seconds. Do this 2 times Step 9: Quickly press the accelerator pedal to the floor and then release three times. Step 10: Start the engine. If it does not idle correctly after this procedure, you will need to clean the throttle body.