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What causes Tadano fault code 01 main speed sensor failure?

TR-105 · Troubleshooting
Tadano fault code 01 occurs due to damaged speed sensor wiring, sensor contamination, or magnetic pickup failure in the main winch system.
Tadano fault code 01 indicates a main speed sensor failure in the winch system. The primary causes include damaged or corroded wiring connections between the speed sensor and control module, contamination of the magnetic pickup sensor from metal debris or oil buildup, and physical damage to the sensor housing from impact or vibration.
Reference: Tadano service manual diagnostic procedures and fault code specifications
Remember: WCD: Wiring damage, Contamination buildup, Damaged sensor - three main causes of Tadano speed sensor code 01 failures.

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