Bobcat Fault Code

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15-03

Parking Brake Won't Release / Beeps 3 Times

System

Braking / Traction

Symptom

Parking Brake Won't Release / Beeps 3 Times

Diagnosis & fix steps

LOGIC: Traction Lock Pull Solenoid Circuit Error Off (Fails to Energize).

Red Seal field insights

ACTION: Measure resistance across the high-amperage "pull" winding of the two-stage traction lock solenoid (spec: ~0.4–0.8Ω). Test the traction lock relay in the engine bay fuse center for burned contacts under load.

Read before you touch anything

  • This is general reference information, not a repair manual. It is for trained, qualified technicians.
  • Fault codes, meanings and procedures vary by model, serial number and software version. Confirm the code and the procedure against the manufacturer's service manual before acting.
  • Follow the OEM service manual, torque specs and your site's safety procedures: lockout/tagout, block raised equipment, relieve hydraulic, fuel and air pressure, and let hot systems cool.
  • You use this information at your own risk. Adventure Mechanical and AM Fleet Integrity accept no liability for damage, injury, downtime or loss arising from its use.
  • Not affiliated with or endorsed by any manufacturer. Brand names are used only to identify the equipment a code applies to.

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