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Latest company case about Customer Replaced Entire Wiring Harness on Komatsu PC200-7 and Solved Starting Failure
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Customer Replaced Entire Wiring Harness on Komatsu PC200-7 and Solved Starting Failure

2026-06-09

A customer from Peru contacted JISION because his Komatsu PC200-7 excavator could not start consistently.

The machine occasionally started normally, but often lost electrical communication and displayed abnormal fault codes.

Inspection Result

After checking the electrical system, the customer found:

  • Cracked wiring insulation
  • Corroded connectors
  • Broken ignition harness wires
  • Poor electrical continuity
Solution

JISION supplied a complete 6-piece wiring harness kit including:

  • Ignition Harness
  • Cabin Harness
  • Monitor Harness
  • Alternator Harness
  • Air Conditioner Harness
  • External Harness
Result

After installation:

Engine started normally
Error codes disappeared
Electrical system became stable
Downtime was eliminated