engine Archives - Page 2 of 23 - Tomorrows Technician
Throttle-By-Wire Diagnostics

On older throttle cable systems, the carburetor or fuel injection system reacted to the throttle angle.

Livestream TODAY: Engine Building 102

Join Doug Kaufman and the experts at Summit Racing for a livestream on November 29 at 1PM EST.

ECM And PCM Calibration Numbers

Finding out if the vehicle has the latest version or calibration on a module is a required step.

The Impact of Fuel Type on Engine Performance

When choosing the right fuel, consider engine design, manufacturer recommendations and intended usage.

Taking The Guesswork Out Of Building Rotating Assemblies

Rotating assemblies can be a guessing game as you try to find the right option.

Electronic Throttle Body Service

On most systems, idle speed is completely controlled by the throttle plate angle.

Carbon Deposits In Direct Injection Engines

The primary cause of these problems is that fuel and added detergents are not hitting the back of the intake valves.

Carbon Deposits and Direct Injection Engines

The primary cause of these problems is that fuel and added detergents are not hitting the back of the intake valves.

Diagnosing Driveability Problems

Understanding what comes out through the exhaust valve is critical to solving any emissions or driveability problem.

Ignition Systems

The ignition coil is a very simple and robust circuit.

Solving Intermittent Overheating

New cooling systems anticipate and influence changes in coolant temperature. 

Balancing Combustion Forces

Visual inspection is critical. Any sign of movement laterally is grounds for replacement.