Cummins Fault Code 715: High #5 RB Cylinder Power

Code details

Manufacturer

Cummins

Applies to

Cummins QS-series electronic engines

Fault code

715

J1939 SPN

1147

FMI

16 — Data valid but above normal range (moderately severe)

QSK45/60/78 severity level

QSK45: 2 • QSK60: 2 • QSK78: 2

What to do next

• Read active and inactive codes with the OEM service tool and note the occurrence count.
• FMI 16 tells the shop the type of failure to test for: data valid but above normal range (moderately severe).
• Have a heavy-duty diesel technician confirm the fault against the engine or chassis service manual before replacing parts.

Related fault codes

• Cummins Fault Code 715 — High #5 RB Cylinder Power
• Cummins Fault Code 635 — Low #5 RB Cylinder Power
• Cummins Fault Code 655 — High #5 RB Cylinder Exhaust Temperature
• Cummins Fault Code 725 — Cyl #5 RB Exhaust Temp Sens Failed Low