PACCAR (Kenworth & Peterbilt)
PACCAR fault code
SPN 641
PACCAR Fault Code P1356: VTG Turbocharger Actuator Temperature – Data Valid But Too High
P1356 on PACCAR (Kenworth & Peterbilt) engines means: VTG Turbocharger Actuator Temperature – Data Valid But Too High.
Code details
- Manufacturer
- PACCAR (Kenworth & Peterbilt)
- Applies to
- PACCAR MX-13 (2017–2020)
- Fault code
- P1356
- J1939 SPN
- 641
- Truck models in source
- Kenworth T680, T880, W900, T800; Peterbilt 579, 389, 567, 367
What to do next
- Read active and inactive codes with the OEM service tool and note the occurrence count.
- Have a heavy-duty diesel technician confirm the fault against the engine or chassis service manual before replacing parts.
Get this code diagnosed
Send one request and nearby diesel shops and mobile mechanics can quote the repair.
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Related fault codes
- PACCAR Fault Code P0046 — VTG Turbocharger Actuator – Internal Error
- PACCAR Fault Code P1350 — VTG Turbocharger Actuator Power Supply – Internal Error
- PACCAR Fault Code P1351 — VTG Turbocharger Actuator – Internal Error
- PACCAR Fault Code P1352 — VTG Turbocharger Actuator Learning – Malfunction Detected
- PACCAR Fault Code P1354 — VTG Turbocharger Actuator Power Supply – Data Valid But Too Low, Least Severe
- PACCAR Fault Code U1047 — VTG Turbocharger Actuator Wiping – Out of Range
- PACCAR Fault Code U104C — VTG Turbocharger Actuator – CAN Communication Error
- PACCAR Fault Code U1802 — VTG Turbocharger Actuator Power Supply – Data Valid But Too High
Source: PACCAR MX-13 2017–2020 fault code list (Diesel Laptops). See also OBD-II codes.