Symptom Chart
WARNING: This page is about a different car, the 2005 Mercury Sable and 2005 Ford Taurus. However, it is still accessible from the selected car via links, so may be relevant.
SYMPTOM CHART (ANTI-LOCK CONTROL)
| Condition |
Possible Sources |
Action |
- No communication with the anti-lock brake system (ABS) module
|
- Smart junction box (SJB) fuse 27 (10A)
- Circuitry.
- ABS module.
- Controller area network (CAN) communication link.
|
|
- The red brake warning indicator does not self-check
|
- Low brake fluid warning switch.
- Circuitry.
- Instrument cluster.
- Ignition switch.
- Parking brake.
|
|
- The red brake warning indicator stays on when the ignition switch is in RUN
|
- Low brake fluid warning switch.
- Circuitry.
- Instrument cluster.
- Ignition switch.
- Parking brake.
|
|
- The yellow anti-lock brake system (ABS) warning indicator is always on
|
- Circuitry.
- ABS module.
- Instrument cluster.
|
|
- Spongy brake pedal with no warning indicator
|
- Air in brake hydraulic system.
|
|
- Poor vehicle tracking during anti-lock function
|
- Air in hydraulic brake system.
- Hydraulic control unit (HCU).
- Base brake system.
|
|
- The traction control switch indicator is inoperative
|
- Circuitry.
- Traction control switch.
- Instrument cluster.
|
|
- The traction control indicator stays on continuously with no DTCs retrieved
|
- Circuitry.
- Instrument cluster.
- Traction control switch.
|
|