PREVOST X3 Commuter, Руководство по эксплуатации

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Other Features 5-35
DOB 1300-1556 PA-1639 Operator's Manual 2020 X3-45 Commuter
6 - UDS Faults (ACM, Aftertreatment System ECU)
For all ECU, an array is defined containing DTC, SPN & Specific FMI. If the SPN is not known, the value is
displayed in decimal. For active faults, the array is filled with information obtained from DM1.
This screen displays DTC, SPN & associated FMI, otherwise the Suspect Parameter Number (SPN) and
Failure mode Identifier (FMI) as received from the UDS (ACM) for active faults via J1939.
7 – Read Parameters
Selecting menu item 7 displays various parameters received by the rear gauge (engine RPM, boost pressure,
engine load, transmission oil temp, engine coolant temp, engine oil pressure, primary air system pressure,
secondary air system pressure, accessory air system pressure, fuel level, instantaneous fuel economy,
average fuel economy, total engine hours, wheel based vehicle speed, gear engaged, 24V system voltage,
12V system voltage). The main use for these screens is in troubleshooting the system.
8 – Brake Lining (state)
Item 15 - A sub-menu is displayed to choose between 3 types of displaying:
- In 1/32 of inches
- In millimeters
- In %
The displaying in 1/32 of inches and millimeters requires two parameters:
- Corresponding value in 1/10 of millimeters for 100%
- Offset value in 1/10 of millimeters for 0%
The hardcoded value for these two parameters are:
Parameters Default value (1/10mm)
100% value 150
0% value 50