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DTC Inspection Priority Chart

If some DTCs are displayed at the same time, perform inspections one by one based on the following priority chart.

Priority Detected items (DTC)
1
  • U0101 CAN communication line
  • U0113 U1003 CAN communication line
  • U1001 CAN communication line
  • U1024 VVEL CAN communication line
  • P0101 P0102 P0103 P010B P010C P010D Mass air flow sensor
  • P010A Manifold absolute pressure sensor
  • P0111 P0112 P0113 P0127 Intake air temperature sensor
  • P0116 P0117 P0118 P0125 Engine coolant temperature sensor
  • P0122 P0123 P0222 P0223 P0227 P0228 P1225 P1226 P1234 P1235 P1239 P2132 P2133 P2135 Throttle position sensor
  • P0128 Thermostat function
  • P0181 P0182 P0183 Fuel tank temperature sensor
  • P0196 P0197 P0198 Engine oil temperature sensor
  • P0327 P0328 P0332 P0333 Knock sensor
  • P0335 Crankshaft position sensor
  • P0340 P0345 Camshaft position sensor
  • P0460 P0461 P0462 P0463 Fuel level sensor
  • P0500 Vehicle speed sensor
  • P0520 EOP sensor
  • P0605 P0607 P0611 P062B ECM
  • P0643 Sensor power supply
  • P0705 P0850 Transmission range switch
  • P1089 P1092 P1608 VVEL control shaft position sensor
  • P1197 Out of gas(1)
  • P1220 Fuel pump control module (FPCM)
  • P1423 P1424 Cold start control
  • P1550 P1551 P1552 P1553 P1554 Battery current sensor
  • P1556 P1557 Battery temperature sensor
  • P1606 P1607 VVEL control module
  • P1610 - P1615 NATS
  • P1806 Brake booster pressure sensor
  • P2122 P2123 P2127 P2128 P2138 Accelerator pedal position sensor
  • P2539 P2541 P2542 Low fuel pressure sensor
2
  • P0031 P0032 P0051 P0052 Air fuel ratio (A/F) sensor 1 heater
  • P0037 P0038 P0057 P0058 Heated oxygen sensor 2 heater
  • P0075 P0081 Intake valve timing control solenoid valve
  • P0078 P0084 Exhaust valve timing control solenoid valve
  • P0090 High pressure fuel pump
  • P0130 P0131 P0132 P0133 P0150 P0151 P0152 P0153 P2096 P2097 P2098 P2099 Air fuel ratio (A/F) sensor 1
  • P0137 P0138 P0139 P0157 P0158 P0159 Heated oxygen sensor 2
  • P0190 - P0193 FRP sensor
  • P0441 EVAP control system purge flow monitoring
  • P0443 P0444 P0445 EVAP canister purge volume control solenoid valve
  • P0447 P0448 EVAP canister vent control valve
  • P0451 P0452 P0453 EVAP control system pressure sensor
  • P0550 Power steering pressure sensor
  • P0603 ECM power supply
  • P0710 P0717 P0720 P0729 P0730 P0731 P0732 P0733 P0734 P0735 P0740 P0744 P0745 P0750 P0775 P0780 P0795 P1730 P1734 P2713 P2722 P2731 P2807 A/T related sensors, solenoid valves and switches
  • P1078 P1084 Exhaust valve timing control position sensor
  • P1087 P1088 VVEL system
  • P1090 P1093 VVEL actuator motor
  • P1091 VVEL actuator motor relay
  • P1217 Engine over temperature (OVERHEAT)
  • P1233 P2101 Electric throttle control function
  • P1236 P2118 Throttle control motor
  • P1805 Brake switch
  • P2100 P2103 Throttle control motor relay
  • P2101 Electric throttle control function
3
  • P0011 P0021 Intake valve timing control
  • P0014 P0024 Exhaust valve timing control
  • P0087, P0088 FRP control system
  • P008A Low fuel pressure control system
  • P008B Low fuel pressure control system
  • P0171 P0172 P0174 P0175 Fuel injection system function
  • P0201 - P0208 Injector
  • P0300 - P0308 Misfire
  • P0420 P0430 Three way catalyst function
  • P0456 EVAP control system (VERY SMALL LEAK)
  • P0506 P0507 Idle speed control system
  • P050A P050B P050E Cold start control
  • P0524 Engine oil pressure
  • P100A P100B VVEL system
  • P1148 P1168 Closed loop control
  • P1212 TCS communication line
  • P1238 P2119 Electric throttle control actuator
  • P1564 ASCD steering switch/ICC steering switch
  • P1568 ICC command value
  • P1572 ASCD brake switch/ICC brake switch
  • P1574 ASCD vehicle speed sensor/ICC vehicle speed sensor
  • P1715 Input speed sensor
(1) If "P1197" is displayed with other DTC in priority 1, perform trouble diagnosis for "P1197" first.