Have Ford Questions? Ask a Mechanic for Answers ASAP
For the P0281 see if the "wait to start" light illumintes if not and thats the only light that doesnt light up remove the cluster and replace the bulb. P0221 usually means the Accelerator Pedal has failed but first check fuse #45. Let me know if you have questions, thanks.
P0381 Glow Plug Indicator Circuit Malfunction