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EC-440 < ECU DIAGNOSIS > [QR25DE] ECM DTC No. Detected items Engine operating condition in fail-safe mode U0293 CAN communication • ECM stops the engine. P0011 Intake valve timing control • Engine idling stop is inhibited. valve control does not function. P0075 Intake valve timing control Engine idling stop is inhibited. P0101 Mass air flow sensor • Engine idling stop is inhibited. P0117 Engine coolant tempera- • Engine idling stop is inhibited. tion. CONSULT-III displays the engine coolant temperature decided by ECM. Condition Engine coolant temperature decided (CONSULT-III display) Just as ignition switch is turned ON 40 °C (104°F) Approx 4 minutes or more after en- 80 °C (176°F) Except as shown above 40 - 80 °C (104 - 176°F) (Depends on the time) P0122 Throttle position sensor • Engine idling stop is inhibited. in order for the idle position to be within +10 degrees. P0125 Engine coolant tempera- Engine idling stop is inhibited. P0171 Fuel injection system Engine idling stop is inhibited. P0300 Misfire Engine idling stop is inhibited. P0335 Crankshaft position sensor Engine idling stop is inhibited. P0340 Camshaft position sensor Engine idling stop is inhibited. P0500 Vehicle speed sensor When the fail-safe system for vehicle speed sensor is activated, the cooling fan operates P0605 ECM ECM enters various fail-safe mode according to the detected malfunction. fixed opening (approx. 5 degrees) by the return spring. • ECM deactivates ASCD operation. P0643 Sensor power supply • Engine idling stop is inhibited. fixed opening (approx. 5 degrees) by the return spring. P1195 Engine does not start • ECM stops the engine according to the fuel cut request signal sent from HV ECU. |