Steering Wheel Upshift (+) Switch Circuit Troubleshooting
  1. Measure voltage between cable reel 20P connector terminal No. 3 and No. 5.
Is there about 5 V in neutral position and no voltage while pressing steering wheel upshift (+) switch?
YES -
Replace the cable reel. ■
NO -
Go to Step 10 .
  1. Turn the ignition switch OFF.
  1. Jump the SCS line with the HDS.
  1. Disconnect Shifter connector (12P).