DTC Inspection Priority Chart
If some DTCs are displayed at the same time, perform inspections one by one based on the following priority chart.
DTC INSPECTION PRIORITY CHART
| Priority |
Detected items (DTC) |
| 1 |
- U1000 U1001 CAN communication line
- P0101 P0102 P0103 Mass air flow sensor
- P0112 P0113 P0127 Intake air temperature sensor
- P0117 P0118 P0125 Engine coolant temperature sensor
- P0122 P0123 P0222 P0223 P1225 P1226 P2135 Throttle position sensor
- P0128 Thermostat function
- P0181 P0182 P0183 Fuel tank temperature sensor
- P0327 P0328 Knock sensor
- P0335 Crankshaft position sensor (POS)
- P0340 Camshaft position sensor (PHASE)
- P0460 P0461 P0462 P0463 Fuel level sensor
- P0500 Vehicle speed sensor
- P0605 ECM
- P1229 Sensor power supply
- P1610-P1615 NATS
- P1706 Park/Neutral position (PNP) switch
- P2122 P2123 P2127 P2128 P2138 Accelerator pedal position sensor
|
| 2 |
- P0031 P0032 Heated oxygen sensor 1 heater
- P0037 P0038 Heated oxygen sensor 2 heater
- P0132 P0133 P0134 P1143 P1144 Heated oxygen sensor 1
- P0138 P0139 P1146 P1147 Heated oxygen sensor 2
- P0441 EVAP control system purge flow monitoring
- P0444 P0445 P1444 EVAP canister purge volume control solenoid valve
- P0447 P1446 EVAP canister vent control valve
- P0451 P0452 P0453 EVAP control system pressure sensor
- P0506 P0507 Idle speed control system
- P0550 power steering pressure sensor
- P0705 P0710 P0720 P0725 P0740 P0744 P0745 P0750 P0755 P1705 P1760 A/T related sensors and solenoid valves
- P1065 ECM power supply
- P1111 Intake valve timing control solenoid valve
- P1122 Electric throttle control function
- P1124 P1126 P1128 Electric throttle control actuator
- P1720 Vehicle speed sensor
- P1800 VIAS control solenoid valve
- P1805 Brake switch
|
| 3 |
- P0011 Intake valve timing control
- P0171 P0172 Fuel injection system function
- P0300 - P0304 Misfire
- P0420 Three way catalyst function
- P0442 P0456 EVAP control system (SMALL LEAK, VERY SMALL LEAK)
- P0455 EVAP control system (GROSS LEAK)
- P0731-P0734 A/T function
- P1121 Electric throttle control actuator
- P1148 Closed loop control
- P1211 TCS control unit
- P1212 TCS communication line
- P1217 Engine over temperature (OVERHEAT)
- P1564 ASCD steering switch
- P1572 ASCD brake switch
- P1574 ASCD vehicle speed sensor
|