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DAF fault code P2150: likely components, OEM numbers and symptoms.

Injector/pump-unit group supply low or short report. This page groups every component report connected with P2150, so a mechanic can move from the error code to the relevant OEM numbers, defect symptoms and fitment checks.

A fault code alone is not a parts order. Confirm with live data, VIN, installed OEM number, connector and part photos before quoting or fitting.

Likely components

Component families linked with P2150.

The same code can appear with different root causes. Use the OEM number and symptom pattern to choose the right branch.

Defect symptoms

Symptoms reported with P2150

Cylinder 4 diesel knock under acceleration
Jerky pull from 900 to 1200 rpm
Cylinder 4 contribution too low
Engine derate or power reduction
Hard starting after heat soak
OEM numbers

OEM references to check

Use these links when the workshop note only contains an OE number instead of the exact part family.

B134 1668325 1827043 BEBU4B00000 BEBU5A00000 0414755006
Why it happens

Likely root causes behind P2150

  • Open or short circuit on cylinder 4 ECU/pump wiring.
  • Coil winding insulation breakdown.
  • Pump unit cylinder 4 internal seizure or sticking control valve.
  • Metal debris from lift-pump wear damaging unit pump elements.
Fitment

Trucks and engines that report P2150

Model Engine Years
XF 95 PACCAR XE/MX Euro 3 2001-2006
XF 105 PACCAR MX Euro 3/4/5 2005-2013
CF 75 PACCAR PR Euro 3/4/5 2001-2013
CF 85 PACCAR MX Euro 3/4/5 2001-2013

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