Audi 80 Quiz
KE-III-Jetronic Injection System

Injection nozzles

In this manual: KE-III-Jetronic Injection System
Technical Description — 39Engines — 41Exhaust System — 13Cooling System — 28Fuel tank and fuel pump — 12Air Filter and Intake Ducts — 13Mono-Motronic Injection System — 18Digifant Injection System — 19KE-III-Jetronic Injection System — 35MPI and MPFI Injection Systems — 32Clutch — 11Transmission and Driveline — 21Suspension and Steering — 33Brake System — 41Anti-lock brake system — 8Wheels and Tires — 13Body Electrical System — 35Ignition System — 24Lighting — 14Signaling Devices — 7Instruments and Auxiliary Equipment — 54Heating and Ventilation — 7Body Components — 18Troubleshooting — 6Specifications — 13
~1min read

As soon as the fuel pressure reaches 4.3–4.6 bar, the injectors spray fuel into the intake port in front of the valve of the respective cylinder. They open up to 2000 times per second, so the fuel is atomized especially finely.

Test yourself

A quick Audi 80 quiz: every answer comes with an explanation and a link to the manual page.