Fail Safe
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DTC No. |
Detected items |
Engine operating condition in fail-safe mode |
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P0011 P0012 P0016 |
Intake valve timing control |
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P0101 P0102 P0103 |
Mass air flow sensor circuit |
Engine speed will not rise more than 2, 400 rpm due to the fuel cut. |
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P0117 P0118 |
Engine coolant temperature sensor circuit |
Engine coolant temperature will be determined by ECM based on the following condition. CONSULT displays the engine coolant temperature decided by ECM. |
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Condition |
Engine coolant temperature decided (CONSULT display) |
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Just as ignition switch is turned ON or START |
40°C (104°F) |
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Approx 4 minutes or more after engine starting |
80°C (176°F) |
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Except as shown above |
40 - 80°C (104 - 176°F) (Depends on the time) |
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When the fail-safe system for engine coolant temperature sensor is activated, the cooling fan operates while engine is running. |
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P0122 P0123 P0222 P0223 P2135 |
Throttle position sensor |
The ECM controls the electric throttle control actuator in regulating the throttle opening in order for the idle position to be within +10 degrees. The ECM regulates the opening speed of the throttle valve to be slower than the normal condition. So, the acceleration will be poor. |
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P0500 |
Vehicle speed sensor |
When the fail-safe system for vehicle speed sensor is activated, the cooling fan operates (Highest) while engine is running. |
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P0524 |
Engine oil pressure |
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P052A P052B |
Intake valve timing intermediate lock control |
- |
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P0603 P0607 |
ECM |
Engine torque may be limited. |
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P0604 |
ECM |
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P0605 P0606 P060B |
ECM |
NOTE:
Fail-safe may not occur depending on malfunction type.
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P060A |
ECM |
NOTE:
Fail-safe may not occur depending on malfunction type.
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P0643 |
Sensor power supply |
ECM stops the electric throttle control actuator control, throttle valve is maintained at a fixed opening (approx. 5 degrees) by the return spring. |
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P2100 P2103 |
Throttle control relay |
ECM stops the electric throttle control actuator control, throttle valve is maintained at a fixed opening (approx. 5 degrees) by the return spring. |
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P2101 |
Electric throttle control function |
ECM stops the electric throttle control actuator control, throttle valve is maintained at a fixed opening (approx. 5 degrees) by the return spring. |
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P2118 |
Throttle control motor |
ECM stops the electric throttle control actuator control, throttle valve is maintained at a fixed opening (approx. 5 degrees) by the return spring. |
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P2119 |
Electric throttle control actuator |
(When electric throttle control actuator does not function properly due to the return spring malfunction:) ECM controls the electric throttle actuator by regulating the throttle opening around the idle position. The engine speed will not rise more than 2, 000 rpm. |
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(When throttle valve opening angle in fail-safe mode is not in specified range:) ECM controls the electric throttle control actuator by regulating the throttle opening to 20 degrees or less. |
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(When ECM detects the throttle valve is stuck open:) While the vehicle is driving, it slows down gradually by fuel cut. After the vehicle stops, the engine stalls. The engine can restart in N or P position, and engine speed will not exceed 1, 000 rpm or more. |
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P2122 P2123 P2127 P2128 P2138 |
Accelerator pedal position sensor |
The ECM controls the electric throttle control actuator in regulating the throttle opening in order for the idle position to be within +10 degrees. The ECM regulates the opening speed of the throttle valve to be slower than the normal condition. So, the acceleration will be poor. |
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