B

- If connected, remove breakout box and anti-lock brake module adapter cable.

- Reconnect anti-lock brake control module. Make sure all connections are clean and tight.

- Start engine and observe anti-lock brake warning indicator.

- Is anti-lock brake warning indicator illuminated after 5-10 seconds?

YES -- Replace anti-lock brake control module.

NO -- The fault was intermittent. The ABS and traction control system (if equipped) should be considered operational at this time and no further action required. Clear all DTCs.