Unit Active Faults

Provides a report of any active faults recorded by the CAN bus system.

URL Structure is:
https://api.trackunit.com/public/Report/UnitActiveFaults

GetUnitActiveFaults

📘

Note

Active faults are only recorded on units transmitting extended information.

Parameters

NameData typeUnit of measurementNote
id *StringN/AId of unit to display active faults for.
from *DateTimeUTCThe start date.
to *DateTimeUTCThe end date.

Columns

Refer to the following table for description of columns:

NameData typeUnit of measurementNullabilityNote
timeDateTimeUTCFALSETimestamp of the fault occurence.
spnINTN/AFALSEA 19 bit number defined by the SAE J1939 standard, with a range going from 0 to 524287.
fmiINTN/AFALSEThe failure mode identifier value.
occurrenceCountINTN/AFALSEThe number of times the fault has been detected.
nameStringN/ATRUEThe name of the fault.
descriptionStringN/ATRUEA short description of the fault.

Request (example)

{
   "id": "46208",
   "from": "2015-11-01T00:00:00.0000000",
   "to": "2015-11-12T00:00:00.0000000"
}

Response

{
            "list": [
            {
                "time": "2015-11-02T06:54:45.0000000Z",
                "spn": 111,
                "fmi": 1,
                "occurrenceCount": 17,
                "name": "Engine Coolant Level 1",
                "description": "Ratio of volume of liquid found in engine cooling system to total cooling system volume.  Typical monitoring location is in the coolant expansion tank."
            },
            {
                "time": "2015-11-02T06:56:45.0000000Z",
                "spn": 524285,
                "fmi": 10,
                "occurrenceCount": 42,
                "name": "Manufacturer Assignable SPN"
            },
            {
                "time": "2015-11-02T07:00:42.0000000Z",
                "spn": 111,
                "fmi": 1,
                "occurrenceCount": 18,
                "name": "Engine Coolant Level 1",
                "description": "Ratio of volume of liquid found in engine cooling system to total cooling system volume.  Typical monitoring location is in the coolant expansion tank."
            },
            {
                "time": "2015-11-02T07:02:42.0000000Z",
                "spn": 393215,
                "fmi": 4,
                "occurrenceCount": 12
            },
            {
                "time": "2015-11-02T07:08:38.0000000Z",
                "spn": 111,
                "fmi": 1,
                "occurrenceCount": 19,
                "name": "Engine Coolant Level 1",
                "description": "Ratio of volume of liquid found in engine cooling system to total cooling system volume.  Typical monitoring location is in the coolant expansion tank."
            },
            {
                "time": "2015-11-02T07:10:36.0000000Z",
                "spn": 393215,
                "fmi": 4,
                "occurrenceCount": 9
            },
            {
                "time": "2015-11-02T07:14:35.0000000Z",
                "spn": 111,
                "fmi": 1,
                "occurrenceCount": 26,
                "name": "Engine Coolant Level 1",
                "description": "Ratio of volume of liquid found in engine cooling system to total cooling system volume.  Typical monitoring location is in the coolant expansion tank."
            },
            {
                "time": "2015-11-02T07:19:04.0000000Z",
                "spn": 111,
                "fmi": 1,
                "occurrenceCount": 27,
                "name": "Engine Coolant Level 1",
                "description": "Ratio of volume of liquid found in engine cooling system to total cooling system volume.  Typical monitoring location is in the coolant expansion tank."
            },
            {
                "time": "2015-11-02T07:24:12.0000000Z",
                "spn": 111,
                "fmi": 1,
                "occurrenceCount": 27,
                "name": "Engine Coolant Level 1",
                "description": "Ratio of volume of liquid found in engine cooling system to total cooling system volume.  Typical monitoring location is in the coolant expansion tank."
            },
            {
                "time": "2015-11-02T07:24:12.0000000Z",
                "spn": 1109,
                "fmi": 2,
                "occurrenceCount": 27,
                "name": "Engine Protection System Approaching Shutdown",
                "description": "Status signal which indicates that engine shutdown is imminent.  This engine protection signal can be a result of different systems failing, i.e., engine overheating. See Figure SPN1107_A.\r\n\r\n00 - Not approaching\r\n01 - Approaching\r\n10 - Error\r\n11 - Not available"
            },
            {
                "time": "2015-11-02T07:26:12.0000000Z",
                "spn": 111,
                "fmi": 1,
                "occurrenceCount": 27,
                "name": "Engine Coolant Level 1",
                "description": "Ratio of volume of liquid found in engine cooling system to total cooling system volume.  Typical monitoring location is in the coolant expansion tank."
            },
            {
                "time": "2015-11-02T07:26:12.0000000Z",
                "spn": 1109,
                "fmi": 2,
                "occurrenceCount": 27,
                "name": "Engine Protection System Approaching Shutdown",
                "description": "Status signal which indicates that engine shutdown is imminent.  This engine protection signal can be a result of different systems failing, i.e., engine overheating. See Figure SPN1107_A.\r\n\r\n00 - Not approaching\r\n01 - Approaching\r\n10 - Error\r\n11 - Not available"
            },
            {
                "time": "2015-11-02T07:28:10.0000000Z",
                "spn": 111,
                "fmi": 1,
                "occurrenceCount": 27,
                "name": "Engine Coolant Level 1",
                "description": "Ratio of volume of liquid found in engine cooling system to total cooling system volume.  Typical monitoring location is in the coolant expansion tank."
            },
            {
                "time": "2015-11-02T07:28:10.0000000Z",
                "spn": 1109,
                "fmi": 2,
                "occurrenceCount": 27,
                "name": "Engine Protection System Approaching Shutdown",
                "description": "Status signal which indicates that engine shutdown is imminent.  This engine protection signal can be a result of different systems failing, i.e., engine overheating. See Figure SPN1107_A.\r\n\r\n00 - Not approaching\r\n01 - Approaching\r\n10 - Error\r\n11 - Not available"
            },
            {
                "time": "2015-11-02T07:30:11.0000000Z",
                "spn": 111,
                "fmi": 1,
                "occurrenceCount": 27,
                "name": "Engine Coolant Level 1",
                "description": "Ratio of volume of liquid found in engine cooling system to total cooling system volume.  Typical monitoring location is in the coolant expansion tank."
            },
            {
                "time": "2015-11-02T07:30:11.0000000Z",
                "spn": 1109,
                "fmi": 2,
                "occurrenceCount": 27,
                "name": "Engine Protection System Approaching Shutdown",
                "description": "Status signal which indicates that engine shutdown is imminent.  This engine protection signal can be a result of different systems failing, i.e., engine overheating. See Figure SPN1107_A.\r\n\r\n00 - Not approaching\r\n01 - Approaching\r\n10 - Error\r\n11 - Not available"
            },
            {
                "time": "2015-11-02T07:32:10.0000000Z",
                "spn": 111,
                "fmi": 1,
                "occurrenceCount": 28,
                "name": "Engine Coolant Level 1",
                "description": "Ratio of volume of liquid found in engine cooling system to total cooling system volume.  Typical monitoring location is in the coolant expansion tank."
            },
            {
                "time": "2015-11-02T07:32:10.0000000Z",
                "spn": 393215,
                "fmi": 4,
                "occurrenceCount": 9
            },
            {
                "time": "2015-11-05T07:51:45.0000000Z",
                "spn": 898,
                "fmi": 9,
                "occurrenceCount": 1,
                "name": "Engine Requested Speed/Speed Limit",
                "description": "Parameter provided to the engine from external sources in the torque/speed control message.  This is the engine speed which the engine is expected to operate at if the speed control mode is active or the engine speed which the engine is not expected to exceed if the speed limit mode is active."
            },
            {
                "time": "2015-11-05T07:53:58.0000000Z",
                "spn": 523776,
                "fmi": 9,
                "occurrenceCount": 1,
                "name": "Manufacturer Assignable SPN"
            },
            {
                "time": "2015-11-05T07:53:58.0000000Z",
                "spn": 393215,
                "fmi": 4,
                "occurrenceCount": 8
            },
            {
                "time": "2015-11-05T07:56:54.0000000Z",
                "spn": 523776,
                "fmi": 9,
                "occurrenceCount": 1,
                "name": "Manufacturer Assignable SPN"
            }
            ]
}