1919159 HE400VG turbo, early MX Euro 6: symptoms, fault codes and OEM cross references.
Early HE400VG variable-geometry turbo used on DAF XF/CF MX engines. The repeated reports point to hot-side vane binding, actuator travel errors, oil-coked bearings and underboost complaints.
OEM report needs verification
This number appears in duplicated or conflicting report groups. Confirm by VIN, engine type, installed connector and photos before quoting or fitting.
- User reports disagree on MX-11 versus MX-13 coverage for 1919159; keep VIN verification in the sales workflow.
What drivers and mechanics usually notice.
These are practical, workshop-style symptom phrases written for search and support conversations. They are not a substitute for live diagnostic data.
Loss of power uphill or under trailer load
Limp mode after sustained hot operation
Turbo whistle, siren noise or squeal above 1500 rpm
Black smoke under acceleration from underboost
Blue smoke at idle from oil seal leakage
Fuel consumption noticeably above baseline
MX engine brake feels weak because back pressure is not controlled correctly
Why 1919159 usually fails
- Soot and carbon build-up on the VTG unison ring and vane tracks.
- Vanes move when cold but bind after the turbine housing expands under high exhaust temperature.
- Hot shutdowns and extended oil intervals carbonise oil in the bearing housing.
- Actuator over-current or travel mismatch when the sector gear fights a stuck vane pack.
Before replacing the part
- Run the VGT actuator sweep cold and again after a loaded road test; failures that only appear hot usually indicate mechanical vane binding, not only electronics.
- Inspect charge pipes and intercooler for oil film, split hoses or leaks before condemning the turbo.
- Check actual boost vs commanded boost while the fault is present.
P-codes reported with 1919159.
| Code | Lookup hint | Related symptom area |
|---|---|---|
| P0045 | Turbo / VGT control circuit open or inactive | Loss of power uphill or under trailer load |
| P0046 | Turbo / VGT control range or performance issue | Loss of power uphill or under trailer load |
| P0049 | Turbocharger overspeed or control limit issue | Loss of power uphill or under trailer load |
| P0299 | Underboost or boost pressure lower than commanded | Loss of power uphill or under trailer load |
| P2562 | Turbocharger boost control position sensor circuit | Loss of power uphill or under trailer load |
| P2563 | Turbocharger boost control position sensor range/performance | Loss of power uphill or under trailer load |
| P2579 | Turbo actuator / speed or control limit report | Loss of power uphill or under trailer load |
| U1159 | VGT actuator communication or network report | Loss of power uphill or under trailer load |
All numbers grouped under the canonical 1919159 page.
Keeping every duplicate and replacement number visible on the same canonical page helps exact OEM searches without creating hundreds of duplicated pages.
Truck, engine and year ranges from the reports.
| Truck model | Engine | Years | HP |
|---|---|---|---|
| XF 106 | MX-13 Euro 6 | 2013-2017 | 410-510 |
| CF 85 | MX-13 Euro 6 | 2013-2017 | 410-510 |
| XF 106 | MX-11 Euro 6 | 2013-2023 | 370-440 |
| CF 430 | MX-11 Euro 6 | 2013-2023 | 430 |
Fitment is structured from user-provided reports and must be verified by VIN, installed connector and physical part markings before supply.
Questions about 1919159.
What are common failure symptoms for 1919159?
Common symptoms include Loss of power uphill or under trailer load; Limp mode after sustained hot operation; Turbo whistle, siren noise or squeal above 1500 rpm; Black smoke under acceleration from underboost. Exact symptoms vary by truck, software level and related faults.
Which fault codes are linked with 1919159?
Reported fault codes include P0045, P0046, P0049, P0299, P2562, P2563, P2579, U1159.
Can I order by OEM number 1919159 only?
Use the OEM number as a starting point, then confirm by VIN, engine type, installed connector and part photos because some reports contain duplicate or conflicting OEM references.
More turbocharger lookups
HE400VG turbo, later MX Euro 6
Loss of boost above 1200 rpm · Slow boost build after a gear change
HE500VG turbo, MX-13 Euro 6
Significant power loss above 1100 rpm · Dead pedal feel off the line with poor boost build
HE500VG turbo, MX-13 530 hp
Strong turbo lag then a hard boost surge · High-pitched whistle around 1400-1700 rpm
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