XF and XG on the road?

Yes, when the interface and the fault allow it.

We say that on site. No fake ‘it’s already coming’.

XF · CF · LF · Euro 5/6 · Jaltest

Mobile DAF service

DAF is one of two core lines at Fiber TSL. We bring Jaltest aimed at the actual fault: MX, SCR, DPF, electrics, air.

Rzeszów · A4 · S19 · ~150 km · call-outs 24/7

No ECU comms, DPF derate, AdBlue, no-start, air leaks, trailer behind a DAF.

Jaltest on site splits electrics from mechanical before the truck is dragged anywhere.

Mobile truck service

Tractor and trailer work where the rig stopped.

A4 assistance

Call-outs on the A4 around Rzeszów.

DPF

Blocked filter, regen, faults — diagnostics first.

Jaltest diagnostics

Read the ECU before you buy a part.

Fiber AI Rescue

Describe the breakdown in your language. AI collects the details and prepares a Polish summary for the operator.

FIBER TSL Sp. z o.o., Rzeszów.