The OBDII trouble code P1121 is due to your throttle position sensor signal being lower than expected by your ECU. Problems that arise from this OBDII...
Before the Subaru WRX and the Mitsubishi Evolution became the AWD turbocharged monsters, the Toyota Celica represented what Japan had to offer in the...
California’s SB 1069 lets experienced manufacturers seek conditional approval for tested aftermarket parts while CARB finishes its EO review. It does not legalize every modification.