Sandvik Toro Fault Code
Free · no signupSPN 523685 FMI 02
Brake Warning Siren / High Pedal Effort
System
Braking / Charge
Symptom
Brake Warning Siren / High Pedal Effort
Diagnosis & fix steps
LOGIC: Brake Hydraulic Accumulator Charge Pressure Sensor Drift.
ACTION: Install mechanical gauge on brake manifold test port. Verify cut-in (approx. 120 bar) and cut-out pressures; inspect accumulator nitrogen pre-charge and replace drifting transducer.
Red Seal field insights
Safety Reserve: SICA monitoring tracks accumulator pressure rise times; drifting sensor voltage triggers tramming lockouts to prevent runaways down haulage declines.
Same code keeps coming back?
That's a program problem, not a part problem. Book a 30-minute uptime review with Grant, a Red Seal Heavy Duty Technician.
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.
Track this across your whole fleet
This code is free to read. AM Fleet Integrity lets your team log fault codes against assets, plus the full fault-code library, QR operator reporting, PM scheduling and predictive alerts. Start free — no credit card required.
Start your free trialRelated Sandvik Toro fault codes
- SPN 523700 FMI 03Harsh Directional Shifts / Gear Limp
- SPN 523680 FMI 04Brakes Clamped / Tramming Locked Out
- SPN 523705 FMI 07Transmission Stuck in Neutral / No Drive
- SPN 523715 FMI 05Engine Overheats Climbing Decline / High Slip
- SPN 523750 FMI 02Traction Warning / Cornering Scrub
- SPN 523770 FMI 03Boom Lifts Uncommanded on Armrest Down
- SPN 523775 FMI 04Bucket Curl Dead / Dump Function Slow
- SPN 523780 FMI 05Zero Hydraulic Implement Response
- SPN 523790 FMI 14Integrated Weighing System (IWS) Dead
- SPN 523800 FMI 05Steering Inoperative / Steering Alarm