Trouble Code P2121

[kunitt96]

Originally Posted by 1nz

I had this problem twice today:
when this happens CEL comes on and p
ress the throttle 100% and it only opens 15%

1st i reseted the battery, after 20-40km or so light turns on again at traffic light and my car cant move, when i checked the rpm engine is idling even when i pressed the pedal, hold my feet on the pedal and suddenlyu car move and again full pedal = 15% throttle luckily this time i try clearing the trouble code using my Greedy informeter and car is back to normal.

When i checkd the trouble code it chouws P2121 which i cant seem to find in the toyota nation website

anyone have any idea?

i have the same problem.
do you fix your problem?


Or does anyone have any information?
i remplace my tps and my pedal :( :(

regards

[rayfloyd170]

Originally Posted by kunitt96

i have the same problem.
do you fix your problem?


Or does anyone have any information?
i remplace my tps and my pedal :( :(

regards

@kunitt96

just open the pedal accelerator and clean it with contact cleaner and install back. most likely has dust and particles inside which affect the hall effect sensor