What causes a SPN 2007 code?

SPN 2007 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 2007 code?

Drivability depends on the severity. Check the severity rating and verified driver reports on this page before continuing to drive with SPN 2007 active.

How do I fix SPN 2007?

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.

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J1939 SPN

SPN 2007

Transmission Current Gear Message Timeout

What it means

The message indicating the actual gear the transmission is physically engaged in was not found on the CAN bus.

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