DP

1. Abbreviation for Dash-pot
2. Abbreviation for Drip-proof enclosure

DPC

Abbreviation for Dynamic Pressure Control

DPF

Abbreviation for Diesel Particulate Filter

DPFE

Abbreviation for Differential Pressure Feedback EGR transducer measures the EGR gas flow into the inlet system

DPI

Abbreviation for Fuel Plug Inhibit

D-pillar

The fourth vertical post in a van or station wagon. Also called D-post

DPM

Abbreviation for Diesel Particulate Matter

D-post

The fourth vertical pillar in a van or station wagon. Also called D-pillar

DPR

Abbreviation for differential pressure regulator -- an electro-magnetic operated pressure regulator. It gets a signal from the (ECU) requesting a richer or leaner fuel mixture

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