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.

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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
linked to: Bosch
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
Bosch L-Jetronic
systemNameMeaning D stands for Druck (pressure) in German
usedInDecade 1960s
1970s
usedOnBrand Citroën
Jaguar
Mercedes-Benz
Opel
Peugeot
Porsche
Renault
Saab
linked to: Saab Automobile

Volkswagen
linked to: VW

Volvo
linked to: Volvo Group
uses analog electronics
manifold absolute pressure sensing

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Referenced by (2)

Full triples — surface form annotated when it differs from this entity's canonical label.

Volkswagen Type 4 fuelSystem Bosch D-Jetronic fuel injection
Bosch mechanical fuel injection replacedBy Bosch D-Jetronic electronic fuel injection in many Mercedes-Benz models
linked to: Bosch D-Jetronic fuel injection