Glossary: Engine Blocks and Cylinder Heads

A condition where soot and engine slobber are trapped on the face of the diesel oxidation converter substrate, which can plug or restrict the DOC.

A biodiesel produced through transesterification.

A function of INSITE where fault codes are arranged in a prioritized order.

A diagnostic technique in which a fault code different from the one reported is introduced to differentiate between problems in the sensor, wiring harnesses, or ECUs.

An informal term that refers to an engine adaptive strategy intended to compensate for emissions-related faults. Fault healing or fault compensation are operating adaptations that may take place when the on-board diagnostics system has identified an emissions-related fault.

The type of failure detected in the SPN, PID, or SID.

A feature of a control system that enables it to adjust the system operation to accommodate a fault without significantly affecting its operation.

The input or raw materials used to make the fuel.

A material used to fabricate iron pistons; also called MONOTHERM pistons .

Posts on either side of a barrel through which fuel enters or leaves the barrel’s assemblies.