Components
Automotive components covering function, control signal, failure mechanism, electrical measurement and mechanical verification.
Alphabetical technical index
Accelerator-pedal position sensor
A sensor group measuring driver torque demand from pedal position.
Boost-pressure sensor
A sensor measuring intake pressure in a forced-induction system.
Camshaft-position sensor
A sensor measuring camshaft phase and position.
Coolant-temperature sensor
A sensor measuring engine-coolant temperature.
Crankshaft-position sensor
A sensor measuring crankshaft speed and angular position.
DSG Mechatronic Unit
Module combining hydraulic control, solenoids, sensors and TCU electronics in DSG transmissions.
EGR valve
A valve controlling exhaust-gas recirculation flow.
Electronic throttle
A system positioning the throttle with an electric motor according to torque demand.
EVAP purge valve
A valve controlling vapour flow from the charcoal canister to the intake.
Fuel injector
An electro-mechanical actuator spraying fuel at controlled timing and quantity.
Fuel-pressure sensor
A sensor measuring pressure in a fuel line or rail.
Ignition coil
A component converting battery voltage into high voltage for spark ignition.
Intake-air-temperature sensor
A sensor measuring the temperature of air entering the engine.
Knock sensor
A sensor detecting vibration signatures associated with engine knock.
Manifold absolute-pressure sensor
A sensor measuring absolute pressure in the intake manifold.
Mass-air-flow sensor
A sensor measuring the mass of air entering the engine.
Oxygen sensor
A sensor measuring exhaust oxygen to provide feedback for mixture control.
Steering-angle sensor
A sensor measuring steering angle and often steering rate.
Throttle-position sensor
A sensor measuring throttle angle or actuator position.
Variable-valve-timing actuator
An actuator changing camshaft phase hydraulically or electrically.
VNT Turbo Actuator
Vacuum or electric actuator positioning the vanes of a variable-geometry turbocharger.
Wheel-speed sensor
A sensor reporting wheel rotational speed to braking and stability systems.
Wideband oxygen sensor
A sensor measuring mixture information across a wide air-fuel-ratio range.
Yaw-rate sensor
A sensor measuring vehicle rotation around its vertical axis.