Engine Controls - DTC P1591

SOURCE: Subaru Tech Tips

TITLE: DTC P1591 with M/T

APPLIES TO: 02 Impreza WRX

SERVICE TIP:

If you encounter a 2002 M/T WRX with DTC P1591, check the harness for the transmission neutral switch. Pay close attention to the harness where it goes above the reverse light switch on the transmission. You're looking for a pinched and/or cut wire.

If you check the applicable service manual for this code, you'll see that it only has application to Automatic Transmission vehicles. If you do find a M/T vehicle with this code, call Subaru with all the vehicle information.