Bosch D-Jetronic fuel injection
E727422
Bosch D-Jetronic fuel injection is an early electronic fuel injection system developed by Bosch that uses manifold pressure sensing and analog electronics to meter fuel delivery in various 1960s–1970s European cars.
Observed surface forms (1)
| Surface form | Occurrences |
|---|---|
| Bosch D-Jetronic | 0 |
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
automotive fuel injection system
ⓘ
electronic fuel injection system ⓘ |
| application |
European cars
ⓘ
passenger cars ⓘ |
| controlStrategy | load and speed based fuel map implemented in analog circuitry ⓘ |
| controlType |
open-loop fuel control
ⓘ
speed-density system ⓘ |
| controlUnitType | analog electronic control unit ⓘ |
| countryOfOrigin | Germany ⓘ |
| developer | Robert Bosch GmbH NERFINISHED ⓘ |
| doesNotUse |
airflow meter
ⓘ
digital microprocessor ⓘ lambda closed-loop control in early versions ⓘ |
| fuelDelivery | electric fuel pump ⓘ |
| fuelMeteringMethod |
pulsed injection
ⓘ
timed port injection ⓘ |
| fuelPressureRegulation | constant fuel pressure with return line ⓘ |
| fuelType | gasoline ⓘ |
| historicalSignificance |
one of the first mass-produced automotive electronic fuel injection systems
ⓘ
pioneered manifold-pressure-based electronic fuel metering ⓘ |
| ignitionIntegration | separate ignition system ⓘ |
| introducedInDecade | 1960s ⓘ |
| introductionYear | 1967 ⓘ |
| marketRole | reduced emissions compared to carburetors of its era ⓘ |
| mixtureAdjustment | analog calibration resistors and trimmers ⓘ |
| primaryActuator | electromagnetic fuel injector ⓘ |
| primarySensor |
engine coolant temperature sensor
ⓘ
engine speed signal ⓘ intake air temperature sensor ⓘ manifold absolute pressure sensor ⓘ |
| productionPeriodEnd | 1970s ⓘ |
| productionPeriodStart | 1967 ⓘ |
| replacedBy |
Bosch K-Jetronic
NERFINISHED
ⓘ
Bosch L-Jetronic NERFINISHED ⓘ |
| systemNameMeaning | D stands for Druck (pressure) in German ⓘ |
| usedInDecade |
1960s
ⓘ
1970s ⓘ |
| usedOnBrand |
Citroën
NERFINISHED
ⓘ
Jaguar NERFINISHED ⓘ Mercedes-Benz NERFINISHED ⓘ Opel NERFINISHED ⓘ Peugeot NERFINISHED ⓘ Porsche NERFINISHED ⓘ Renault NERFINISHED ⓘ Saab NERFINISHED ⓘ Volkswagen NERFINISHED ⓘ Volvo NERFINISHED ⓘ |
| uses |
analog electronics
ⓘ
manifold absolute pressure sensing ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.