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TROUBLESHOOTING MULTIPORT FUEL INJECTION (MPI) 13A-23 NOTE: . • Do not replace the engine-ECU <M/T> or engine-A/T-ECU <A/T> until a through terminal check reveals • Check that the engine-ECU <M/T> or engine-A/T-ECU <A/T> earth circuit is normal before checking for • After the engine-ECU <M/T> or engine-A/T-ECU <A/T> has detected a malfunction, a diagnosis code is P2173* Abnormal intake air amount U1073 Bus off U1102 ABS-ECU time-out U1108 Combination meter time-out U1110 A/C-ECU time-out Code No. Diagnosis item Reference page |