ABS Pump Motor Runs Continuously
2006-2008 Lincoln Mark LT 5.4L V8
Description
The ABS hydraulic pump motor runs continuously or for an excessive duration.
Symptoms
- ABS pump motor audible constantly
- ABS light may be on
- Battery drain if vehicle is off
- Brake pedal feels spongy
Common Causes
- Internal hydraulic leak in ABS modulator
- Faulty pressure switch
- ABS module commanding pump continuously
- Leaking accumulator or valve
Diagnostic Steps
- Monitor pump run time with scan tool
- Check brake fluid level at ABS unit
- Inspect for external brake fluid leaks
- Test pressure switch
- Check for related solenoid valve codes
Repair Notes
Diagnose the cause of continuous pump run. Replace modulator if internal leak.
Related Codes
Other Chassis Codes
- C0021LF Wheel Speed Sensor Range/Performance
- C0022RF Wheel Speed Sensor Range/Performance
- C0023LR Wheel Speed Sensor Range/Performance
- C0024RR Wheel Speed Sensor Range/Performance
- C0025LF Wheel Speed Sensor Circuit Intermittent
- C0026RF Wheel Speed Sensor Circuit Intermittent
- C0027LR Wheel Speed Sensor Circuit Intermittent
- C0028RR Wheel Speed Sensor Circuit Intermittent
- C0035Left Front Wheel Speed Sensor Circuit
- C0036Left Front Wheel Speed Signal Erratic
C0067 on Other Vehicles
Lincoln Aviator
2003-2005 4.6L V8
Lincoln Aviator
2003-2005 4.6L V8 DOHC
Lincoln Aviator
2020-2024 3.0L Twin-Turbo V6
Lincoln Aviator
2020-2024 3.0L V6 Twin Turbo
Lincoln Aviator Grand Touring
2020-2024 3.0L Twin Turbo V6 PHEV
Lincoln Aviator Grand Touring
2020-2024 3.0L Twin-Turbo V6 Hybrid
Lincoln Aviator Grand Touring
2020-2024 3.0L V6 Twin Turbo Hybrid
Lincoln Blackwood
2002-2002 5.4L V8
Common Questions
What does code C0067 mean on a 2006-2008 Lincoln Mark LT?
C0067 stands for "ABS Pump Motor Runs Continuously". The ABS hydraulic pump motor runs continuously or for an excessive duration.
What are the symptoms of C0067 on a Lincoln Mark LT?
Common symptoms of C0067 include: ABS pump motor audible constantly, ABS light may be on, Battery drain if vehicle is off, Brake pedal feels spongy.
What causes C0067 on a 2006-2008 Lincoln Mark LT?
Common causes of C0067 include: Internal hydraulic leak in ABS modulator, Faulty pressure switch, ABS module commanding pump continuously, Leaking accumulator or valve.