Steering Wheel Upshift (+) Switch Circuit Troubleshooting
  1. Check for continuity between cable reel 20P connector terminal No. 5 and body ground.
Is there continuity?
YES -
Repair short to ground in the wire between cable reel 20P connector terminal No. 5 and Shifter connector terminal No. 7.■
NO -
Go to Step 8 .
  1. Turn the ignition switch ON (II), and shift to the A position.