Throttle-By-Wire Diagnostics
On older throttle cable systems, the carburetor or fuel injection system reacted to the throttle angle.
Diagnosing Throttle-By-Wire Problems
The main reason for the switch to Throttle-By-Wire (TBW) or Drive-by-Wire is that it allows the ECM to work in harmony with other engine control systems such as cruise control, traction control, torque management and stability control.
VIDEO: Resetting Throttle-By-Wire
Jason Stahl discusses the best and safest way to reset a throttle-by-wire system.
VIDEO: Throttle-By-Wire And The Accelerator Pedal Position Sensor
In this Tech Minute, Andrew Markel shows how the accelerator pedal position sensor uses two sensors to create reliable readings in throttle-by-wire systems on modern vehicles.
Electronic Throttle Body Service
On most systems, idle speed is completely controlled by the throttle plate angle.
Solving Intermittent Overheating
New cooling systems anticipate and influence changes in coolant temperature.Â
Faults Behind Electronic Throttle Controls (VIDEO)
Sometimes the real problem isn’t what you think it is. This video is sponsored by The Group Training Academy.
TSB Watch: Top 10 Fixes For Popular VW Models
Here are some of the 10 best Volkswagen TSBs that can be used and late model VW models that are out of warranty.
VIDEO: Solving The Carbon Deposit Conundrum
Carbon deposits can be formed by varying cylinder temperatures. This video is sponsored by Rislone.
Why is Carbon An Issue Now?
In the late 2000s, the majority of vehicles made the switch to throttle-by-wire and direct fuel injection was replacing port fuel injection for both domestic and import nameplate engines.
