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773Ah

CLAAS 773Ah: Fault in Cooled Exhaust Gas Temperature Sensor or Engine Module

Issue description

The fault code indicates an issue with either the cooled exhaust gas temperature sensor (B221) or the engine module ENG (A15). The exact nature of the fault is not specified in the source.

Check the cause

  1. The cooled exhaust gas temperature sensor (B221)

  2. The engine module ENG (A15)

Parts you might need

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