DTC Troubleshooting: P0523 (22)
  1. Check for continuity between ECM connector terminal C14 and EOP sensor 3P connector terminal No. 3.
Is there continuity?
YES -
Go to Step 26 .
NO -
Repair open in the wire between the ECM (C14) and the EOP sensor, then go to Step 20 .
  1. Turn the ignition switch OFF.
  1. Jump the SCS line with the HDS.
  1. Disconnect ECM connector C (44P).