Wuxi Hengwang Zhaoye Machinery Co., Ltd.

How to manually clear fault codes on a road roller?

Dec 19, 2025

Restart Operation
Park the road roller on a level surface, ensuring safety.
Turn off the engine and wait approximately 30 seconds.
Restart the engine and observe if the fault light goes out.
Repeat the above steps 2-3 times to attempt a system reset.

Power Reset
Turn off the engine and disconnect the key.
Open the engine compartment and locate the battery.
Use a wrench to loosen the retaining nut on the negative battery cable.
Disconnect the negative cable from the battery terminals and wait at least 5 minutes.
Reconnect the negative cable and tighten the nut.
Start the engine and check if the fault codes are cleared.

Precautions:

Ensure the road roller is completely stopped before operation.
Power reset may restore some electronic settings to default.
If the fault codes reappear, contact a professional mechanic for inspection.

Combination Vehicle Type Vibratory Road Rollers

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