Fault Phenomenon: Komatsu 830E mining truck instrument displays missing or abnormal tire pressure data for a specific tire.

Troubleshooting Process:
– Checked sensor: in-tire pressure sensor battery depleted or damaged.
– Checked receiver: onboard receiving antenna faulty.
– Checked interference: strong electromagnetic interference.
– Checked tire: actual tire pressure indeed abnormal.

Root Cause: The in-tire wireless pressure sensor battery is depleted, unable to transmit signals.

Required Parts: Replace tire pressure sensor.