FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
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GF07.16-P-3013P CDI Engine Stop Control, Function




GF07.16-P-3013P CDI Engine Stop Control, Function
ENGINE 642 in MODEL 219.3, 209.3, 211.0 /2, 209.4, 211.6
ENGINE 642 in MODEL 461.3
ENGINE 642.9 in MODEL 463.3 up to 31.5.12
ENGINE 642 in MODEL 164.1 /8, 251.1, 203.2 /0, 251.0 up to model year 2008
/YoM 07

The CDI control unit (N3/9) receives the message "terminal 15 OFF" via the Controller Area Network bus Class C (engine compartment) (CAN-C) from the EIS [EZS] control unit (N73) (except model 461) or from the ignition/starter switch (S2/1) (model 461). The CDI control unit reacts by actuating the fuel injectors (Y76).
It also de-energizes the quantity control valve (Y94) and pressure regulator valve (Y74). In this way the rail pressure is reduced. The engine stops.
If for model 461 the coolant temperature according to "terminal 15 OFF" lies above 110°C, the engine cool ant circulation pump (M45) is actuated by the run-on cooling circulation pump microswitch until the coolant temperature is under 110°C.