EPS DTC Troubleshooting: 51-01

  1. On the sensor side, check for resistance between torque sensor terminals No. 2 and No. 3.
Is the resistance between 12−15 Ω (at normal)?
YES -
Repair open or short between the WHT/GRN and BLU/RED wires in the torque sensor circuit between the torque sensor and the EPS control unit.■
NO -
Faulty torque sensor (short or open in the internal circuit), replace the steering gearbox. ■