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6E-78 Engine Control System (4HK1) P1093 227 ON Fuel Rail • DTCs P0090, P0192, P0193, • The ignition switch is ON. • The ignition voltage is more than 18 • The FRP regulator command is less Either of following • The ECM detects that the differential • The ECM detects that the deferential • Loss fuel or less fuel in the fuel tank. • Pressure limiter valve opening pressure drop. • Faulty fuel injector. looseness, kinks or • Faulty or clogged fuel filter. • FRP sensor circuit is intermittently open • FRP sensor circuit high resistance. • FRP regulator circuit is intermittently open • FRP regulator circuit high resistance. • Faulty FRP sensor. DTC Flash MIL Status DTC Name Condition for Running the DTC Condition for Setting the DTC Possible Cause |