Takeuchi TB145 Warning Light Symbols and What They Mean

The Takeuchi TB145 is a compact excavator renowned for its reliability and performance in demanding environments. Its instrument cluster features essential warning and indicator lights to ensure safe and efficient machine operation. Understanding these indicators is crucial for maximizing uptime and preventing costly repairs.

How to read the colors: Red lights on the TB145 indicate immediate hazards or critical system failures that require the operator to stop the machine. Amber signals warn of issues that need attention soon, while green and blue lights typically denote normal operating statuses or active features.

Takeuchi TB145 Warning Light Symbols

SymbolNameColorWhat it meansWhat to do
Master Warning (Stop)REDThis light comes on when a serious malfunction is detected, such as dangerously low oil pressure or overheating, requiring the TB145 to be stopped immediately.Shut down the engine right away and inspect for major faults.
Engine Oil PressureREDIllumination signals that the TB145's engine oil pressure has dropped below safe levels and continued operation could cause severe engine damage.Turn off the engine and check oil level and leaks before restarting.
Battery / ChargingREDThis light shows the TB145 is not charging properly, possibly due to alternator or belt problems, risking battery drain.Inspect the alternator and belt tension; repair or replace as needed.
Coolant TemperatureREDThe TB145 is overheating, likely from low coolant, a faulty thermostat, or radiator blockage.Stop the excavator, let it cool, and check coolant level and radiator for issues.
Low FuelAMBERThis light warns that the TB145's fuel level is low and requires refueling soon to avoid stalling.Refuel the machine at the next opportunity.
Hydraulic SystemAMBERA hydraulic warning indicates abnormal pressure or temperature in the TB145's hydraulic system, possibly due to low fluid or filter blockage.Inspect hydraulic fluid level and filters; address any leaks or blockages.
Hydraulic OilAMBERThis light means the hydraulic oil level in the TB145 is below the recommended minimum.Top up with the correct hydraulic oil after checking for leaks.
Fuel Filter / Water SeparatorAMBERIndicates water accumulation or clogging in the TB145's fuel filter, compromising engine performance.Drain water from the separator and replace the filter if necessary.
Air FilterAMBERThis light notifies you that the TB145's air filter is clogged, restricting airflow to the engine.Clean or replace the air filter promptly.
Glow Plug / PreheatAMBERThe glow plug light signals that the TB145's preheating system is active for cold starts.Wait for the light to turn off before cranking the engine.
Work LightsGREENIndicates the TB145's work lights are switched on for better visibility.Turn off when not needed to preserve battery life.
PParking BrakeREDThis lamp shows the TB145's parking brake is engaged, which should be released before driving.Release the parking brake before moving the excavator.
Service / Hour MeterAMBERThe service indicator reminds you that scheduled maintenance is due based on hours of use on the TB145.Perform maintenance per the hour meter schedule.

13 symbols shown. Icons follow ISO 2575 dashboard standards; exact graphics vary by model year.

Most Important Warning Lights

Engine Oil Pressure Warning

Common causes

  • Low engine oil level
  • Oil pump failure
  • Blocked oil filter

What to do

Immediately stop the TB145, check the engine oil level, and inspect for leaks or obstructions. Replenish oil and replace the filter as needed before restarting.

Coolant Temperature Warning

Common causes

  • Low coolant level
  • Faulty thermostat
  • Radiator clogged or damaged

What to do

Allow the TB145 to cool, then check coolant level and radiator condition. Add coolant and clear obstructions to prevent overheating.

Hydraulic System Warning

Common causes

  • Low hydraulic fluid
  • Hydraulic filter clogged
  • Hydraulic hose leak

What to do

Inspect all hydraulic lines and connections on the TB145, top off hydraulic fluid, and replace clogged filters to restore normal operation.

Battery Charging Warning

Common causes

  • Broken alternator belt
  • Faulty alternator
  • Loose battery connections

What to do

Examine the alternator and belts for damage and ensure all battery terminals are tight and clean on the TB145 before returning to service.

Frequently Asked Questions

Why does my TB145 glow plug light stay on after starting?

A glow plug light that remains on may indicate a malfunction in the preheat system; have the glow plugs and wiring checked.

What should I do if the hydraulic oil light comes on while operating?

Stop operation, check the hydraulic oil level, and look for leaks or filter blockages before continuing.

How often should I service the air filter on my TB145?

Inspect the air filter daily in dusty conditions and replace it as soon as the air filter warning appears.

Can I continue to operate the TB145 with the fuel filter light on?

It's best to address the issue promptly to avoid engine damage; drain water from the separator and replace the filter if needed.

What does the hour meter light mean on the TB145?

The hour meter light signals that scheduled maintenance is due based on the number of engine hours accumulated.