What causes a P2134 code?

P2134 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 P2134 code?

Drivability depends on the severity. Check the severity rating and verified driver reports on this page before continuing to drive with P2134 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

P2134

Throttle/Pedal Position Sensor F Circuit Intermittent

What it means

The Engine Control Module (ECM) has detected an intermittent voltage signal from the Accelerator Pedal Position (APP) sensor circuit 'F' that falls outside of calibrated parameters.