Four Wheel Anti-Lock Brake System (4WABS)

A3 CHECK THE YELLOW ABS WARNING INDICATOR GROUND

- Key "OFF."

- Reinstall fuse 21 (15A).

- Connect a jumper wire between breakout box pin 1 and chassis ground.

- Key "ON."

Did the yellow ABS warning indicator illuminate?

> Yes
If the indicator illuminates brightly, Replace the Electronic Hydraulic Control Unit (EHCU). A4

> No
If fuse 21 (15A) is open, repair the short to ground in circuit 603 (DG) and replace the lamp. A4