Komatsu · CA342
Calibration Code Incompatibility
What this code means
The calibration (correction) code written in the engine controller is incompatible/incorrect. Action level L04.
Applies to: PC200-8/PC200-8M0 excavator (engine controller).
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If diagnosis points to a failed sensor, solenoid, controller or harness part, send us the code (CA342), machine model and serial number — we quote genuine and OEM replacement parts for export.
Ask for the replacement part on WhatsAppSource: Komatsu PC200-8M0 Shop Manual (SEN06131-00) – Failure codes table. Cross-checked in two independent sources. Compiled 2026-10-30. No manufacturer affiliation.