Wuxi Hengwang Zhaoye Machinery Co., Ltd.

How to clear fault codes on a road roller?

Dec 15, 2025

I. Temporary Fault Handling

Restart Operation: Start and stop the engine three times consecutively. Some ECUs will clear temporary fault codes.

Power-Off Reset: Disconnect the negative terminal of the battery for more than 30 seconds to clear the fault codes in the memory.

Note: This may reset electronic equipment parameters.

II. Permanent Fault Handling

Professional Diagnosis: Use an OBD device to read the fault codes and perform targeted repairs.

Recommended Equipment: Bluetooth diagnostic tool (approximately tens of yuan)

Post-Repair Clearing: After the fault is repaired, the diagnostic program will automatically clear the codes.

III. Precautions

Yellow fault light requires checking oil pressure/water temperature.

Red fault light requires immediate shutdown and repair.

Recurring faults require professional troubleshooting.

Tire Combined Vibratory Roller

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