Abs Warning Light On & No DTCS Retrieved With Brake Warning Light On, Parking Brake Released & Brake Lining Wear Checked (1998 Models)
WARNING: This page is about a different car, the 1999 Mercury Mystique, 1999 Mercury Cougar, 1999 Ford Contour, 1998 Mercury Mystique, and 1998 Ford Contour. However, it is still accessible from the selected car via links, so may be relevant.
- Start engine and observe ABS warning light. If ABS warning light does not illuminate after 5-10 seconds, go to next step. If ABS warning light illuminates after 5-10 seconds, drive vehicle to determine if warning light turns on. If ABS warning light turns on and off during test drive, repair intermittent short in wiring harness. Go to next step.
- Turn ignition off. Disconnect 24-pin ABS control module connector. Turn ignition on and observe ABS warning light. If ABS warning light illuminates, repair Black/Red wire between instrument cluster and ABS control module. Reconnect all components. Recheck system operation. If ABS warning light does not illuminate, reconnect ABS control module and go to next step.
- Turn ignition on and observe ABS warning light. If ABS warning light illuminates, replace Hydraulic Control Unit (HCU). Bleed brake system. See BLEEDING BRAKE SYSTEM . Reconnect all components. Recheck system operation. If ABS warning light does not illuminate, system is okay. Recheck system operation.