What causes a SPN 1730 code?

SPN 1730 can be triggered by several issues — see the verified probable causes and step-by-step diagnostics shared by mechanics and owners on OBDIY.

Can I drive with a SPN 1730 code?

Drivability depends on the severity. Check the severity rating and verified driver reports on this page before continuing to drive with SPN 1730 active.

How do I fix SPN 1730?

Follow the step-by-step diagnostic on this page, then read the verified fixes contributed by other Heavy Truck owners — the answer marked "Verified Cause" worked for the original poster.

OBDIY

Log in Sign up

J1939 SPN

SPN 1730

Turbocharger 1 Speed High

What it means

The rotational speed of the turbocharger compressor wheel has exceeded safe operating limits.

Sign in to view symptoms, probable causes, diagnostic steps, severity, and related codes

Log in Sign up free