DTC Inspection Priority Chart

Priority

Detected items (DTC)

Detected items (DTC)

1

C053C

Wheel speed sensor

U0101, U0122, U0146, U1000, U1001

CAN communication line

P0101, P0102, P0103

Mass air flow sensor

P0107, P0108

Barometric pressure sensor

P0111, P0112, P0113, P0127

Intake air temperature sensor

P0116, 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

P0196, P0197, P0198

Engine oil temperature sensor

P0326, P0327, P0328, P0331, P0332, P0333

Knock sensor

P0315, P0335

Crankshaft position sensor (POS)

P0340, P0345

Camshaft position sensor (PHASE)

P0460, P0461, P0462, P0463

Fuel level sensor

P0500

Vehicle speed sensor

P0520

EOP sensor

P0603, P0604, P0605, P0606, P0607, P060A, P060B, P062F, P2610

ECM

P0643

Sensor power supply

P0850

Transmission range switch

P1078, P1084

Exhaust valve timing control position sensor

P1550, P1551, P1552, P1553, P1554

Battery current sensor

P1556, P1557

Battery temperature sensor

P1610 - P1615

NATS

P2122, P2123, P2127, P2128, P2138

Accelerator pedal position sensor

2

P0030, P0031, P0032, P0050, P0051, P0052, P0053, P0059

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/Intake valve timing intermediate lock control solenoid valve

P0078, P0084

Exhaust valve timing control solenoid valve

P00D2, P00D4

Heated oxygen sensor 2 heater

P0130, P0131, P0132, P014C, P014D, P014E, P014F, P0150, P0151, P0152, P015A, P015B, P015C, P015D, P2096, P2097, P2098, P2099, P2297, P2298

Air fuel ratio (A/F) sensor 1

P0137, P0138, P0139, P0157, P0158, P0159

Heated oxygen sensor 2

P0441

EVAP control system purge flow monitoring

P0443, P0444, P0445

EVAP canister purge volume control solenoid valve

P0447, P0448

EVAP canister vent control valve

P0452, P0453, P0454

EVAP control system pressure sensor

P1217

Engine over temperature (OVERHEAT)

P1800, P1801

VIAS control solenoid valve

P1575, P1805

Brake switch

P2100, P2103

Throttle control motor relay

P2101

Electric throttle control function

P2118

Throttle control motor

3

P0011, P0012, P0016, P0018, P0021, P0022, P052A, P052B, P052C, P052D

Intake valve timing control

P0014, P0015, P0017, P0019, P0024, P0025

Exhaust valve timing control

P0171, P0172, P0174, P0175

Fuel injection system function

P0300 - P0306

Misfire

P0420, P0430

Three way catalyst function

P0451, P1451

Pressure sensor

P0456

EVAP control system (VERY SMALL LEAK)

P0506, P0507

Idle speed control system

P050A, P050E

Cold start control

P0524

Engine oil pressure

P1148, P1168

Closed loop control

P1212

TCS communication line

P1564

ASCD steering switch / ICC steering switch

P1568

ICC function

P1572

Brake pedal position switch

P1574

ASCD vehicle speed sensor / ICC vehicle speed sensor

P1715

Primary speed sensor

P2119

Electric throttle control actuator

P219A, P219B

Air fuel ratio (A/F) sensor 1