PACCAR (Kenworth & Peterbilt)
PACCAR fault code
SPN 3510 / FMI 3
PACCAR Fault Code P0699: PCI ECU 5 V Sensor Supply – Voltage Too High or Short Circuit to Supply
P0699 on PACCAR (Kenworth & Peterbilt) engines means: PCI ECU 5 V Sensor Supply – Voltage Too High or Short Circuit to Supply. The failure mode (FMI 3) is “voltage above normal, or shorted to high source”.
Code details
- Manufacturer
- PACCAR (Kenworth & Peterbilt)
- Applies to
- PACCAR MX-13 (2013–2016)
- Fault code
- P0699
- J1939 SPN
- 3510
- FMI
- 3 — Voltage above normal, or shorted to high source
- 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.
- FMI 3 tells the shop the type of failure to test for: voltage above normal, or shorted to high source.
- 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 P0699 — PCI ECU 5V Sensor Power Supply Circuit 1 – Voltage Too High or Short Circuit to Supply
- PACCAR Fault Code P0642 — Accelerator Pedal Sensor 2 Power Supply – Voltage Too Low or Short Circuit to Ground
- PACCAR Fault Code P0643 — Accelerator Pedal Sensor 2 Power Supply – Voltage Too High or Short Circuit to Supply
- PACCAR Fault Code P0698 — PCI ECU 5V Sensor Power Supply Circuit 1 – Voltage Too Low or Short Circuit to Ground
- PACCAR Fault Code P0698 — PCI ECU 5 V Sensor Supply – Voltage Too Low or Short Circuit to Ground
- International Fault Code SPN 3510 FMI 3 — VREF 2 – Voltage Above Maximum
- International Fault Code SPN 3510 FMI 4 — VREF 2 – Voltage Below Minimum
- International Fault Code SPN 3510 FMI 14 — Sensor supply voltage 2: Special Instructions
Source: PACCAR MX-13 2013–2016 fault code list (Diesel Laptops). See also OBD-II codes.