One problem related to accelerator pedal sensor has been reported for the 2004 Toyota Tacoma. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2004 Toyota Tacoma based on all problems reported for the 2004 Tacoma.
The contact owns a 2004 Toyota Tacoma. While driving at various speeds, the vehicle would dramatically decelerate without warning. Also, when applying pressure to the accelerator pedal, the vehicle would not accelerate unless the pedal was completely depressed to the floor. The dealer stated that the maff air sensor was causing the failure. The dealer cleaned the sensor. The contact returned to the dealer a week later and they stated that the catalytic converter was melted and was the cause of the failure. After careful inspection, it was determined that the converter was not melted. A professional mechanic stated that the supercharger heat output effected the accelerator pedal positioning sensor and was causing the failure. The failure mileage was 9,000 and current mileage was 17,000.