What does DAF fault code P0487 point to?

P0487 is reported in this data as: EGR throttle / flow-control circuit range issue. It can be linked with 2339622, 2123995 depending on truck model, engine and live diagnostic data.

Can I order a part from fault code P0487 only?

Use the fault code to narrow the diagnosis, then verify the installed OEM number, VIN, connector, actuator type and part photos before ordering or quoting.

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Fault-code lookup

DAF fault code P0487: likely components, OEM numbers and symptoms.

EGR throttle / flow-control circuit range issue. This page groups every component report connected with P0487, 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 P0487.

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

EGR valve

2339622 · MX-13 Euro 6 EGR valve

DAF / PACCAR

Main MX-13 Euro 6 EGR valve interchange group. It combines repeated reports for 2339622 and linked replacements where symptoms are soot blocking, position errors, failed regens and derate.

Top symptoms

Power derate or limp mode
EGR valve stuck open or stuck closed in diagnostic software
Rough idle, hunting or surging at cruise

OEM numbers

2339622 1953573 1954014 1960473 2021931 2052205 2104971 2123990

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EGR valve

2123995 · Pierburg EGR valve 2123995

Pierburg / DAF

EGR valve group reported for XF/CF Euro 6 applications. Use this page for searches around 2123995, 2187602, 2256375 and Pierburg 7.04253.88.0.

Top symptoms

Coolant loss without external leak
EGR commanded versus actual mismatch
DPF regeneration failure

OEM numbers

2123995 2187602 2256375 2339635 2426254 704253880 7.04253.88.0

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Defect symptoms

Symptoms reported with P0487

Power derate or limp mode

EGR valve stuck open or stuck closed in diagnostic software

Rough idle, hunting or surging at cruise

Black smoke when pulling away or backing under a trailer

Failed regeneration and high DPF differential pressure

Coolant loss with no visible external leak

AdBlue or NOx after-cat secondary faults from incorrect EGR rate

Coolant loss without external leak

EGR commanded versus actual mismatch

DPF regeneration failure

Rough idle or stumble after hot restart

Engine warning lamp with EGR position fault

OEM numbers

OEM references to check

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

Why it happens

Likely root causes behind P0487

Carbon and soot cake the EGR valve plate, shaft and valve seat.
Condensation and oil mist form acidic sludge after the EGR cooler.
Motor gearbox wears from continuous modulation and high resistance.
Coolant leakage through the cooler or valve interface corrodes electronics and accelerates sludge build-up.
Position sensor drift causes commanded-versus-actual mismatch.
Electric motor seizure after soot deposits increase flap resistance.
Gasket-side coolant seepage after high mileage.
Soot and oil sludge stop the valve reaching commanded position.

Fitment

Trucks and engines that report P0487

Model	Engine	Years
XF 106	MX-13 Euro 6 12.9L	2013-2023
CF 85	MX-13 Euro 6	2013-2021
CF 430	MX-13 Euro 6	2017-2023
CF 480	MX-13 Euro 6	2017-2023
CF 530	MX-13 Euro 6	2017-2023
XG	MX-13 Euro 6	2021-2023
XF 106	MX-11 Euro 6	2013-2022
CF 85	MX-11 Euro 6	2013-2022
XF	MX-11 Euro 6	2013-2022
XF 106	MX-13 Euro 6	2013-2023

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