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 REFERENCE
| 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 P0332 P0333 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
- P0705 Park/Neutral position (PNP) switch
- P1229 Sensor power supply
- P1610 - P1615 NATS
- P1706 Park/Neutral position (PNP) switch
- P2122 P2123 P2127 P2128 P2138 Accelerator pedal position sensor
|
DTC REFERENCE
| Priority |
Detected items (DTC) |
| 2 |
- P0037 P0038 P0057 P0058 Heated oxygen sensor 2 heater
- P0138 P0139 P0158 P0159 P1146 P1147 P1166 P1167 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
- P0550 Power steering pressure sensor
- P0700 P0710 P0720 P0740 P0744 P0745 P1716 P1730 P1752 P1754 P1757 P1759 P1762 P1764 P1767 P1769 P1772 P1774 A/T related sensors and solenoid valves
- P1031 P1032 P1051 P1052 A/F sensor 1 heater
- P1065 ECM power supply
- P1122 Electric throttle control function
- P1124 P1126 P1128 Electric throttle control actuator
- P1217 Engine over temperature (OVERHEAT)
- P1271 P1272 P1273 P1274 P1276 P1278 P1279 P1281 P1282 P1283 P1284 P1286 P1288 P1289 A/F sensor 1
- P1805 Brake switch
|
| 3 |
- P0171 P0172 P0174 P0175 Fuel injection system function
- P0300 - P0308 Misfire
- P0420 P0430 Three way catalyst function
- P0442 P0455 P0456 EVAP control system
- P0506 P0507 Idle speed control system
- P1121 Electric throttle control actuator
- P1148 P1168 Closed loop control
- P1211 TCS control unit
- P1212 TCS communication line
- P1564 ASCD steering switch
- P1572 ASCD brake switch
- P1574 ASCD vehicle speed sensor
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