A4 Check Ignition to Anti-Lock Brake Control Module Wire

- Check for continuity between breakout box pin 15 and ignition switch wire 489.

- Is continuity present?

YES -- Reverify reading at Test Step A1 or Test Step A2.

NO -- Service or replace cable harness or fuse. Check for shorting cap on 8-pin connector on LH apron (by power steering reservoir).