DTC Troubleshooting: B1281, B1282, B1283, B1284

  1. Check for continuity between body ground and driver's under-dash fuse/relay box connector R (24P) No. 15, No. 16, and No. 17 terminals.
Is there continuity?
YES -
Repair a short to ground in the wire.■
NO -
Go to Step 17 .