What causes a SPN 1358 code?

SPN 1358 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 1358 code?

Drivability depends on the severity. Check the severity rating and verified driver reports on this page before continuing to drive with SPN 1358 active.

How do I fix SPN 1358?

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

J1939 SPN

SPN 1358

EGR Differential Pressure Sensor Voltage Above Normal

What it means

Indicates that the Exhaust Gas Recirculation pressure sensor circuit has failed high or is shorted to a power source.