DTC Troubleshooting: P0223 (7)
  1. Check for continuity between ECM/PCM connector terminal C21 and throttle body 6P connector terminal No. 3.
Is there continuity?
YES -
Go to Step 25 .
NO -
Repair open in the wire between the throttle body and the ECM/PCM (C21), then go to Step 20 .
  1. Turn the ignition switch to LOCK (0).
  1. Disconnect the throttle body 6P connector.
  1. Jump the SCS line with the HDS.
  1. Disconnect ECM/PCM connector C (49P).