11 Keller diagnostic codes on file. Each shows the symptom for free — unlock the full diagnosis, repair steps, and field insights with a free account.
| Code | System | Symptom | Fix |
|---|---|---|---|
| A-IN-02 | Interlock | Mast Won't Rotate / Drill Lock | Unlock |
| BTCH-ABRT | Batching | Batching Plant Stops Mid-Mix | Unlock |
| CAN-TIMEOUT | Network | Hydraulic Functions Locked | Unlock |
| COMM-ETH | Network | PC Won't Talk to FMS | Unlock |
| ERR 301 | Depth Control | Incorrect Depth Reading | Unlock |
| EXT-INT | Safety | All Functions "Dead" | Unlock |
| FLOW-MIN | Grouting | Grout Pump Shutdown | Unlock |
| H-TEMP-HI | Hydraulic | Rig Powers Down to Idle | Unlock |
| HYD-FIL | Hydraulic | High Back-Pressure Alarm | Unlock |
| HYD-PRES-01 | Hydraulic | Slow Winch / No Torque | Unlock |
| TRQ-LIM | Rotary Drive | Drill Head Stalls / No Power | Unlock |
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