The P2135 code indicates that the engine control module (ECM) has detected a mismatch between the voltage signals of Throttle Position Sensor (TPS) A and TPS B (image below). These dual sensors work ...

The throttle position sensor monitors how far open the throttle valve (or blade) is open, which is determined by how far down the accelerator pedal has been pushed. The throttle position controls the ...

Drive-by-wire systems, otherwise known as "electronic control throttle valve" units, are equipped in many newer vehicles. The ECTV units allow the ECU to control the opening and closing of the ...

As you accelerate down the road and use your gas pedal to throttle in the appropriate amount of energy, you expect a smooth implementation from your foot to the motor. The electronic throttle control ...

Some 2010 Chrysler Town & Country and Grand Caravan minivans with power adjustable pedals may illuminate the ETC light on the dash panel. When you connect your scan tool, you may find accelerator ...

New cars are confusing. With all the computers, sensors, and gadgets, it may seem like there's some sort of magical witchcraft taking place under the hood. We're here to show you how modern automotive ...

An illuminated or blinking ETC warning light in a modern car indicates a malfunction in the electronic throttle control. Older cars have physical linkages between the throttle pedal and the throttle ...

Electronic throttle control is a drive-by-wire system that replaces a conventional cable-actuated throttle body with an electronic set-up. In a conventional throttle configuration, such as that found ...