P0121 Toyota Land Cruiser
P0121 is a relatively common trouble code with the Toyota Land Cruiser. It’s an OBDII code and has to do with the Throttle Pedal Position Sensor. It is relatively serious problem since it can leave your vehicle in failsafe mode. P0121: Throttle Pedal Position Sensor → Switch (TPS) A Circuit Range → Performance Problem OBDII … Read more