Operation
Diesel engine
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6.5.3 Power reduction SCR system (only at RT6c)
The diesel engine of the vehicle is supplied with the certification Tier 4 final.
There are 3 types of targeted power reductions regarding the SCR system:
– Empty AdBlue tank
– Violation of the permissible European or EPA limits/poor AdBlue
®
quality
– SCR system error (short circuit, faulty component, etc.)
Each of these events causes the warning lights in the R-Touch to flash or light, and
also a targeted power reduction is implemented.
DEF control light (Diesel Exhaust Fluid), AdBlue® YELLOW Warning
DEF control light (Diesel Exhaust Fluid), AdBlue® RED Warning
LIM control light, diesel engine torque limiter is active