Caterpillar Fault Code
Free · no signup036-0110-03
Engine triggers high-temp warning and power derate. Possible shutdown.
System
Not specified
Symptom
Engine triggers high-temp warning and power derate. Possible shutdown.
Diagnosis & fix steps
ACTION: 1. Check coolant level.
2. Unplug sensor; if code stays FMI 03, signal wire is shorted.
3. Inspect Wire 110 (White).
Red Seal field insights
If the engine isn't actually hot, check the ground wire (Pink 496). A loose ground here often makes the ECM think the temperature is "maxed out."
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.
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Start your free trialRelated Caterpillar fault codes
- 036-0190-08Hard starting, engine coughing, or erratic tachometer readings.
- 036-0100-01Critical engine warning. Stop Engine light will flash. Risk of seizure.
- 110-04The ECM detects a "Short to Ground." Engine may enter an immediate severe derate or shutdown to prevent perceived overheating.
- 110-3Temp Gauge Maxed / High Idle.
- 12Coolant Level Sensor
- 1250-9Remote Control Inop / Lag
- 13Fuel Temperature Sensor
- 15Injection Actuation Pressure (IAP)
- 1530-6Coupler Won't Release
- 1657-4Left Joystick Thumbwheel: Voltage Below Normal