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DTC U0300: Internal Control Module Software Incompatibility: Action

RE-FLASH the PSCM software. Clear the DTC and repeat the self-test. If the DTC returns, install a new EPAS gear referring to STEERING GEAR -- 3.5L FRONT WHEEL DRIVE (FWD) , STEERING GEAR -- 3.5L ALL WHEEL DRIVE (AWD) or STEERING GEAR -- 2.5L NON-HYBRID AND 3.0L FRONT WHEEL DRIVE (FWD) .