If any of the following DTCs are stored, the ECM enters fail-safe mode to allow the vehicle to be driven temporarily or stops fuel injection.
| DTC Code | Component | Fail-Safe Operation | Fail-Safe Deactivation Condition |
|---|---|---|---|
| P001001
P001600 P136001 P136201 P261401 |
Cam timing control motor with EDU assembly | The cam timing control motor with EDU assembly is operated to the most retarded position. | Pass condition detected and then ignition switch off |
| P001100
P001200 |
VVT system | Idling up (misfire prevention), or the cam timing control motor with EDU assembly is operated to the most retarded position. | Pass condition detected and then ignition switch off |
| P001500 | VVT system | ·
Idle up (control of combustion worsening). ·
Stopping fuel-cut control |
Pass condition detected |
| P003012
P003013 P101A9E |
Air fuel ratio sensor (sensor 1) heater | The ECM turns off the air fuel ratio sensor (sensor 1) heater. | Ignition switch off |
| P003612
P003613 P102A9E |
Air fuel ratio sensor (sensor 2) heater | The ECM turns off the air fuel ratio sensor (sensor 2) heater. | Ignition switch off |
| P006900
P222611 P222615 |
·
Manifold absolute pressure sensor ·
Atmospheric pressure sensor (ECM) |
The ECM maintains the last learned atmospheric pressure value. | Pass condition detected |
| P008700
P008800 P123513 |
Fuel pump assembly (for high pressure side) | ·
The ECM performs fuel-cut when the engine speed and engine load are high. ·
Fuel pressure is set to 200 kPa (2 kgf/cm2, 29 psi) |
Ignition switch off |
| P010012
P010014 |
Mass air flow meter | The ECM calculates ignition timing according to the engine speed and throttle valve position. | Pass condition detected and then ignition switch off |
| P011011
P011015 |
Intake air temperature sensor (mass air flow meter) | The ECM estimates the intake air temperature to be 20°C (68°F). | Pass condition detected and then ignition switch off |
| P011511
P011515 |
Engine coolant temperature sensor | The ECM estimates the engine coolant temperature to be 80°C (176°F). | Pass condition detected |
| P012011
P012015 P01201C P022011 P022015 P060444 P060647 P060747 P060787 P060E49 P065714 P06579E P16B09F P210018 P210019 P211172 P211173 P211900 P211904 P211977 P21199B P21352B |
Electronic throttle control system | The ECM cuts off throttle actuator current and the throttle valve is returned to a 7.5° throttle position by the return spring.
The ECM controls the fuel injection duration and ignition timing in accordance with the engine torque requested by the hybrid vehicle control ECU assembly. Fuel-cut is performed intermittently.*1 |
Pass condition detected and then ignition switch off |
| P019011
P019015 |
Fuel pressure sensor (for high pressure) | ·
The ECM performs fuel-cut when the engine speed and engine load are high. ·
Fuel pressure is set to 200 kPa (2 kgf/cm2, 29 psi) |
Pass condition detected and then ignition switch off |
| P020113
P020213 P020313 P020413 P062D13 |
ECM (injector driver) | The ECM performs fuel-cut for abnormal cylinder when the dual injection is performed. | Pass condition detected and then ignition switch off |
| P030000
P030027 P030085 P030100 P030200 P030300 P030400 *2 |
·
Fuel injector assembly ·
Electronic throttle control system |
When a catalyst-damaging misfire occurs (MIL blinking), the following fail-safe operation is performed for catalyst overheat malfunction prevention.
1.
Under a low load and at a low engine speed: - Fuel cut is performed on the malfunctioning cylinder. 2.
Under a high load and at a high engine speed: - Throttle valve opening angle control is performed. - Fuel cut is performed on all cylinders or the malfunctioning cylinder. |
Pass condition detected and then ignition switch off |
| P032511
P032515 |
Knock sensor | The ECM sets the ignition timing to maximum retard + 5°CA. | Ignition switch off |
| P04019C
P040318 P040319 P140018 P140019 |
EGR valve assembly | The ECM fully closes the EGR valve and stops EGR control. | Pass condition detected |
| P052012
P052014 P052024 P05202A |
Oil pressure sensor (engine oil pressure and temperature sensor) | Current to the oil pressure control valve assembly is cut in order to fully close the oil pressure control valve assembly so that the pump operates at maximum capacity. | Pass condition detected and then ignition switch off |
| P052477
P15F009 P15F077 |
Engine oil pressure control system | ·
Current to the oil pressure control valve assembly is cut in order to fully close the oil pressure control valve assembly so that the pump operates at maximum capacity. ·
The maximum engine speed is limited in accordance with the abnormal pressure. |
Pass condition detected and then ignition switch off |
| P06DA13 | Oil pressure control valve assembly | Current to the oil pressure control valve assembly is cut in order to fully close the oil pressure control valve assembly so that the pump operates at maximum capacity. | Pass condition detected and then ignition switch off |
| P107A11
P107A15 |
Fuel pressure sensor (for low pressure side) | ·
Fuel pump (for low pressure side) control is maintained. ·
Output power is limited. |
Pass condition detected and then ignition switch off |
| P15F109 | Engine oil pressure control system | ·
Current to the oil pressure control valve assembly is cut in order to fully close the oil pressure control valve assembly so that the pump operates at maximum capacity. ·
Air amount is limited. |
Pass condition detected and then ignition switch off |
| P15F177 | Engine oil pressure control system | Current to the oil pressure control valve assembly is cut in order to fully close the oil pressure control valve assembly so that the pump operates at maximum capacity. | Pass condition detected and then ignition switch off |
| P21CF13
P21D013 P21D113 P21D213 |
Port fuel injector assembly | ·
The ECM performs fuel-cut for abnormal cylinder when the dual injection is performed. ·
Engine speed is limited. ·
Output power is limited. |
Pass condition detected and then ignition switch off |
| P223711
P223712 P223713 P223716 P223717 P22371B P225111 P225112 |
Air fuel ratio sensor (sensor 1) | Air fuel ratio sensor (sensor 1) air fuel ratio feedback control is stopped. | Pass condition detected and then ignition switch off |
| P22AB11
P22AB12 P22AB13 P22AB16 P22AB17 P22B211 P22B212 |
Air fuel ratio sensor (sensor 2) | ·
Control based on air fuel ratio sensor (sensor 2) air fuel ratio feedback is stopped. ·
The ECM turns off the air fuel ratio sensor (sensor 2) heater. |
Pass condition detected and then ignition switch off |
| P244B00 | Gasoline particulate filter system | Output power is limited. | Pass condition detected and then ignition switch turned off |
| P26CA12
P26CA31 P26CB71 |
Water inlet housing with water pump sub-assembly | When the engine coolant temperature reaches 105°C (221°F), the engine speed is limited to 2500 rpm or less. | Pass condition detected and then ignition switch off |
| P26CA14 | Water inlet housing with water pump sub-assembly | ·
When the engine coolant temperature reaches 105°C (221°F), the engine speed is limited to 2500 rpm or less. ·
The water inlet housing with water pump sub-assembly is controlled at a duty ratio of 85%. |
Pass condition detected and then ignition switch off |
| P26CE37 | Water inlet housing with water pump sub-assembly | The water inlet housing with water pump sub-assembly is temporarily operated and stopped in a repeating cycle.
·
Output duty ratio of the WPO terminal repeats a cycle of 0% for 0 to 5 seconds and then 85% for 5 to 30 seconds. |
Pass condition detected or ignition switch turned off |
*1: The vehicle can be driven slowly when the accelerator pedal is depressed firmly and slowly. If the accelerator pedal is depressed quickly, the vehicle may speed up and slow down erratically.
*2: Misfire-related fail-safe operations occur when catalyst overheat malfunctions occur.