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.