User Manual

Chapter 14
BOSCH HDI EDC 15C2 INJECTION SYSTEM AND PARTICLE FILTER
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E - REPLACING THE INJECTORS
Original fit.
Diesel injector carriers marked as a function of their injection pipe diameter
(diesel flow) (class reference 1, 2 or 3).
The cartographic maps of the injection ECU include the class of injectors fitted on
the engine.
Repair.
If an injector is replaced, an injector of the same class must be fitted.
Warning: Fitting an injector of a different class leads to incorrect operation of
the particle filtration system.
Note: Fitting 4 injectors of a different class is possible, provided that their new
class is telecoded into the injection ECU.
F - DOWNLOADING THE INJECTION ECU
The software of the injection ECU is updated by downloading (ECU with a flash
EPROM).
Note: This operation is performed using the diagnostic tools.
G - PROGRAMMING THE TOTAL ADDITIVE QUANTITY PARAMETER
If the additive ECU is replaced, the total additive quantity must be programmed
into the new additive ECU.
Warning: Swapping an additive ECU between two vehicles is forbidden.
H - PRIMING THE ADDITIVE CIRCUIT
After opening the additive circuit, it must be reprimed: switch the ignition on then
off again 3 times.
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