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Home >> Land Rover >> 2021 >> Defender 90 X-Dynamic S >> Repair and Diagnosis >> General Information >> Specifications Index >> Diagnostic Trouble Code Index DTC: CHASIS Control Module (CHCM) -- Defender/L663 >> Diagnostic Trouble Code Index - DTC: Chassis Control Module (CHCM) (G3139555) >> Description And Operation >> Chassis Control Module (CHCM) >> DTC U3000-05: Control Module - System programing failures >> Possible Causes
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Possible Causes

NOTE: This DTC does not represent a fault and is triggered by routine diagnostic activity when the air suspension is requested to operate in tight tolerance mode
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