What causes a P2117 code?

P2117 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 P2117 code?

Drivability depends on the severity. Check the severity rating and verified driver reports on this page before continuing to drive with P2117 active.

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

OBD-II

P2117

Throttle Actuator Control Motor Current Range/Performance

What it means

The Engine Control Module (ECM) detects an out-of-range electrical current or performance issue within the electronic throttle actuator circuit. This indicates the actuator is not responding correctly to the commanded position.