DTC B1A10: Keyless/F.A.S.T. Key 1 Low Batt. DTC B1A11 Keyless/F.A.S.T. Key 2 Low Batt.; DTC B1A12 Keyless/F.A.S.T. Key 3 Low Batt.; DTC B1A13 Keyless/F.A.S.T. Key 4 Low Batt.; DTC B1A14 Keyless Key 5 Low Battery; DTC B1A15 Keyless Key 6 Low Battery; DTC B1A16 Keyless Key 7 Low Battery; DTC B1A17 Keyless Key 8 Low Battery: Notes
CAUTION:
When replacing the ECU, always check that the communication circuit is normal.