Section 75 00-02-0878
2013-03-07 - 137 -
Description
87 Fault in RAM
The EMS has detected that the fault code memory is not
functioning correctly
The programme in the EMS has been altered in a prohibited manner
Engine coolant temperature/oil pressure shutdown
Overheat protection activated
Error in TPU Timer Processor Unit
Write Commands to Engine Controller
• Engine Controls
All the write commands to the engine controller (ex: speed, start/stop, etc.) are
enabled in parameter 7563 (EIC Controls)
• Droop
• Engine Speed
M-Logic commands are available to enable/disable start/stop and speed controls:
• EIC start/stop enable
• EIC speed control inhibit
• Frequency selection
Nominal speed/frequency is selected in parameter 2772. If “user” is selected, nominal
speed/frequency is written automatically, based on the frequency nominal parameter.
• Start/stop command
NOTE: The speed regulation is enabled in parameter 2781 (Reg. output) and
7563 (EIC Controls).
NOTE: It is only possible to write commands to the engine when the Scania
Coordinator is NOT mounted.
Control
In the parameter 2770, it is possible to configure the droop parameter and the initial speed
setting.