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EC-86 [QG (WITH EURO-OBD)] TROUBLE DIAGNOSIS ● When there is an open circuit on MI circuit, the ECM can not warn the driver by lighting up MI when there P0117 Engine coolant tempera- Engine coolant temperature will be determined by ECM based on the time after turning Condition Engine coolant temperature decided (CONSULT- II display) Just as ignition switch is turned 40 ° C (104 ° F) More than approx. 4 minutes after 80 ° C (176 ° F) Except as shown above 40 - 80 ° C (104 - 176 ° F) (Depends on the time) When the fail-safe system for engine coolant temperature sensor is activated, the cool- P0221 Throttle position sensor The ECM controls the electric throttle control actuator in regulating the throttle opening P0226 Accelerator pedal position The ECM controls the electric throttle control actuator in regulating the throttle opening P1121 Electric throttle control actu- While the vehicle is driving, it slows down gradually by fuel cut. After the vehicle stops, P1122 Electric throttle control func- ECM stops the electric throttle control actuator control, throttle valve is maintained at a P1124 Throttle control motor relay ECM stops the electric throttle control actuator control, throttle valve is maintained at a P1128 Throttle control motor ECM stops the electric throttle control actuator control, throttle valve is maintained at a P1229 Sensor power supply ECM stops the electric throttle control actuator control, throttle valve is maintained at a DTC No. Detected items Engine operating condition in fail-safe mode Engine operating condition in fail-safe mode Engine speed will not rise more than 2,500 rpm due to the fuel cut |