Functional Description of EGM
_____________________________________________________________________
Status September 2003 (EvoBus-Service / AFT) Page: 39 of 83
Release of gas injection and actuation of gas cut-off valve
Zero quantity (request via CAN)
Engine state: engine stopped
Ter. 15 OFF
Fault code 8378: Throttle valve actuator - general actuating fault
Engine state: engine stopped
Speed limitation: hard speed limitation
Overrun fuel cut-off
STOP button
Zero quantity (request via CAN)
≥
1
Gas cut-off valve
OFF
ON
Gas injection
OFF
ON
Title:
Service EGM: Gas release
File: kd_cng_gas_frei.vsd
Datum der letzten Änderung: 08.08.2003
Conditions for release of gas cut-off valve
≥
1
Fault code 8378: Throttle valve actuator - general actuating fault
Fault code 4909: Gas injector bank 2 - break in wiring
Fault code 4908: Gas injector bank 2 - short-circuit to earth
Conditions for release of gas mass calculation
Motor stop switch actuated
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