User Manual

Chapter 13
BOSCH HDI EDC 15C2 INJECTION SYSTEM AND PARTICLE FILTER
125
2 - Turbocharging pressure regulation
To maintain the same engine torque during regeneration assistance, the
turbocharging pressure is regulated.
3 - Operation of the high pressure fuel pump 3
rd
piston deactivator
The high pressure fuel pump operates on 3 pistons during regeneration
assistance.
Aim of the system: to provide the flow required by post-injection.
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