Vehicle electricsCruise control (GRA)
| The cruise control (GRA) functions are regulated by the engine control unit. |
| Besides the switch for the GRA -E45- and the SET button for the GRA -E227- which are incorporated into the combined steering column switch, there are no other components. |
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| Removing and installing the switch for the GRA -E45- and the SET button for the GRA -E227- (combined steering column switch). |
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| The cruise control can be activated/deactivated → Chapter. |
| Detection and display of faults: |
| The speed control errors are transmitted by the engine control unit and the on board network control unit -J519-. |
| For fault location, use the function “guided fault finding” of the information, measuring and fault diagnosis system -VAS 5051A-. |
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06 General
