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Home >> Subaru >> 2018 >> BRZ Limited, Automatic Trans >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (Diagnostics) (3 Of 3) >> EFI System (FA20) >> DTC U0073: Control Module Communication Bus "A" Off; DTC U0101: Lost Communication With TCM; DTC U0122: Lost Communication With Vehicle Dynamics Control Module; DTC U0155: Lost Communication With Instrument Panel Cluster (IPC) Control Module; DTC U0402: Invalid Data Received From TCM; DTC U0416: Invalid Data Received From Vehicle Dynamics Control Module; DTC U0423: Invalid Data Received From Instrument Panel Cluster Control; Module >> Circuit description >> Typical Enabling Conditions
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Typical Enabling Conditions

All

TYPICAL ENABLING CONDITIONS

Battery Voltage 10.9V or more

U0073

TYPICAL ENABLING CONDITIONS

Overlap prohibited DTC U0101, U0122, U0155, U0402, U0416, U0423 (CAN system (ECM))

U0101

TYPICAL ENABLING CONDITIONS

Overlap prohibited DTC U0073, U0122, U0155, U0402, U0416, U0423 (CAN system (ECM))

U0122

TYPICAL ENABLING CONDITIONS

Overlap prohibited DTC U0073, U0101, U0155, U0402, U0416, U0423 (CAN system (ECM))

U0155

TYPICAL ENABLING CONDITIONS

Overlap prohibited DTC U0073, U0101, U0122, U0402, U0416, U0423 (CAN system (ECM))

U0402

TYPICAL ENABLING CONDITIONS

Overlap prohibited DTC U0073, U0101, U0122, U0155, U0416, U0423 (CAN system (ECM))

U0416

TYPICAL ENABLING CONDITIONS

Overlap prohibited DTC U0073, U0101, U0122, U0155, U0402, U0423 (CAN system (ECM))

U0423

TYPICAL ENABLING CONDITIONS

Overlap prohibited DTC U0073, U0101, U0122, U0155, U0402, U0416 (CAN system (ECM))
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