Refer to the following sections for examples of access points on vehicles and powered assets that support contactless CAN reading:
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Diagnostic cable: HGV
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Location: Circular bus FMS connector in the cabinet above the driver. If space is limited at the connector, follow the wires to a section with adequate clearance before attaching the Duckbill.
Note
No power/ground available at the FMS connector; source separately if required.
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Twisted wire pair:
Blue (CAN_H) and yellow (CAN_L)
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Note
Some variants have an FMS port on the panel closest to the passenger entry. When that FMS is available and active, CBL-CFMS is the preferred method. A connector can exist but be inactive; the dealer may charge a per-vehicle fee to activate FMS. Verify activation with your Mercedes dealer or Samsara before relying on it.
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Diagnostic cable: OBD or CPC (FMS preferred if available and active; use CBL-CFMS)
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Location: Behind the steering wheel panel on the harness feeding the IPC.
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Twisted wire pair:
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Diagnostic cable: HGV or FMS (verify FMS activation before use)
Note
Availability of the green FMS connector does not mean FMS is active. Check with your local Renault dealer or Samsara whether FMS is activated for your vehicle.
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Location: On the passenger side, open the dashboard. The CAN connection is on the black connector of the EBS controller.
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Twisted wire pair:
Yellow (CAN_H) and green (CAN_L) on the black EBS connector
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Diagnostic cable: HGV or FMS (verify FMS activation before use)
Note
Availability of the green FMS connector does not mean FMS is active. Check with your local Renault dealer or Samsara whether FMS is activated for your vehicle.
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Location: On the passenger side, open the dashboard. The CAN connection is on the black connector of the EBS controller.
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Twisted wire pair:
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Diagnostic cable: HGV or FMS (verify FMS activation before use)
Note
Availability of the green FMS connector does not mean FMS is active. Check with your local Volvo dealer or Samsara whether FMS is activated for your vehicle.
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Location: On the passenger side, open the dashboard. The CAN connection is on the black connector of the EBS controller.
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Twisted wire pair:
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Diagnostic cable: HGV or FMS (verify FMS activation before use)
Note
Availability of the green FMS connector does not mean FMS is active. Check with your local Volvo dealer or Samsara whether FMS is activated for your vehicle.
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Location: On the passenger side, open the dashboard. The CAN connection is on the black connector of the EBS controller.
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Twisted wire pair:
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Location: Under the hood at a round white 8-pin connector.
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Twisted wire pair:
CAN wires located behind the 8-pin connector (verify CAN_H and CAN_L before attachment).
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Installation note: Attach the Duckbill to the CAN wires behind the connector, ensuring the twisted pair remains intact and properly routed after installation.
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