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GPS Tracking Event Definitions

A reference guide to the events you'll see on maps and in reports in your ClearPathGPS portal, including what triggers each event and how they vary by device type.

Typical Events

Event Type

Description

Ignition On / Ignition Off

The vehicle's engine has started or shut off. For plug-in trackers, this is detected via a signal to the OBD port. For hardwired trackers, it's detected by a voltage change on the ignition wire.

Moving

Reported when GPS detects the vehicle exceeding 3 mph. Speed is calculated by change in GPS location over time — not the vehicle's speedometer. The 3 mph threshold prevents false events caused by minor GPS drift. Very slow vehicles (farm equipment, steamrollers) may show Idle events instead if they consistently stay under 3 mph.

Idle

Reported when the engine has been running for 6 minutes without a Moving event. To review idle activity, see Reports → Group Summary → Idle Summary Report.

Stop

Sent 90 seconds after the vehicle becomes stationary. A Stop is not the same as Ignition Off. Long traffic lights or stop-and-go traffic may occasionally register as Stops.

Speeding

Indicates the vehicle exceeded the maximum speed threshold set for that vehicle. The default is 72 mph, adjustable in Administration → Vehicle Admin → Maximum Speed. Speeding events are based on this threshold, not posted speed limits.

Heartbeat

A daily check-in confirming the device is powered and communicating. Used for troubleshooting — this event can otherwise be ignored. Some devices follow a Heartbeat with a Power On event, indicating a reboot, which can also be ignored.

Tow

Reported by certain tracker models when GPS detects the vehicle is moving without a preceding Ignition On event.


Dashcam Events

Media Available

Dashcam media (snapshot or video clip) is ready to view in the Media Manager.


Harsh Driving Events

(Reports available on Pro accounts only)

An event is triggered when vehicle speed changes by more than 11 mph per second. What constitutes "harsh" varies by vehicle type — the same event will register differently for a sports car versus a cement truck.

Event

OBD Plug-In

Hardwired / Asset Tracker

Solar Tracker

Acceleration

Internal accelerometer or onboard computer

Rapid GPS location change

Not supported

Braking

Internal accelerometer or onboard computer

Rapid GPS location change

Not supported

Cornering

Internal accelerometer

Not supported

Not supported


Power Events

Event Type

Description

Power Connect

The tracker has been reconnected to power, typically after a brief loss while running on backup battery. Often follows a reboot.

Power On

The tracker has booted up. Some devices do this daily after a Heartbeat event.

Power Disconnect

The tracker has been disconnected from power for more than 2 minutes, caused by being unplugged, or a loose power or ground wire. Power Disconnect alerts are available for Standard and Pro users.

To set one up, email [email protected] with your preferred contact method and which vehicles to monitor.

Common causes of Power Connect/Disconnect events:

  • The tracker isn't firmly plugged in

  • A driver is unplugging and replugging the unit

  • For hardwired units: a loose or incorrectly wired power/ground connection

Note: Power disconnect events do not apply to Trailer Tracker units, which report power differently due to sleep modes. See the Trailer Trackers section below.

Blown Fuse

  • OBD plug-in units: The OBD port shares circuits with other vehicle components (e.g., cigarette lighter) and is susceptible to blown fuses, including from jump-starts. The tracker itself draws minimal power and is not the cause.

  • Hardwired units: A separate fuse on the wiring harness can blow during a jump-start. If a Power Disconnect coincides with a jump-start, check this fuse first.


Geozone Events

Arrive / Depart

The vehicle has entered or exited a Geozone boundary. These events only appear if Geozones have been configured in your account. Geozones are available to all users.


Power Take Off (PTO)

(Pro accounts only)

Tracks secondary motors or pumps on vehicles such as cement mixers, tow trucks, pump trucks, and street sweepers.

PTO On / PTO Off

Inputs

The secondary pump or motor has started or stopped.

May appear before or after PTO On/Off events. This is a system-level tracker report and can be ignored.


Driver ID

(Pro accounts only)

Used when multiple drivers operate the same vehicle. Drivers scan a key fob upon starting the vehicle, and the system assigns that driver to the vehicle for that trip.

DriverID event

Logged when the fob is scanned. The driver's name appears in parentheses next to the vehicle on the map (e.g., Ford F150 (Danny)) and in a dedicated column in ProPack Event Detail reports.


Trailer Tracker / Asset Tracker Events

Trailer trackers report differently from standard trackers and are designed for assets without a motor.

Event Type

Description

Asset Check In

A twice-daily GPS location check-in. Displays as gold on the map.

Wake Motion

The device woke from sleep mode due to detected vibration or movement.

Tow / Tow Stop

The asset has begun or stopped being towed.

If a trailer tracker is wired to an ignition source (e.g., on a skiploader), it will also report standard events like Ignition On/Off, Moving, Idle, and Stop, in addition to the twice-daily Asset Check In.

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