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Home >> Nissan-Datsun >> 2019 >> Sentra SL >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (Introduction And Basic Inspection) (1.8L) >> Ecu Diagnosis Information >> ECM >> DTC Inspection Priority Chart
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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

DTC

Detected items

1

C053C

Wheel speed sensor

U0101, U0122, U1001

CAN communication line

P0101, P0102, P0103

Mass air flow sensor

P0107, P0108

Barometric pressure sensor

P0112, P0113

Intake air temperature sensor 1

P0117, P0118

Engine coolant temperature sensor

P0122, P0123, P0222, P0223, P1225, P2135

Throttle position sensor

P0197, P0198

Engine oil temperature sensor

P0326, P0327, P0328

Knock sensor

P0315, P0335

Crankshaft position sensor (POS)

P0340

Camshaft position sensor (PHASE)

P0500

Vehicle speed sensor

P0520

Engine oil pressure sensor

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

ECM

P0643

Sensor power supply

P0705

Transmission range switch

P0850

Park/neutral position (PNP) switch

P1550, P1551, P1552, P1553, P1554

Battery current sensor

P1556, P1557

Battery temperature sensor

P1568

ICC function

P1610 - P1615

NATS

P2122, P2123, P2127, P2128, P2138

Accelerator pedal position sensor

2

P0030, P0031, P0032, P0053

Air fuel ratio (A/F) sensor 1 heater

P0037, P0038, P00D2

Heated oxygen sensor 2 heater

P0075

Intake valve timing control solenoid valve

P0078

Exhaust valve timing control solenoid valve

P0130, P0131, P0132, P014C, P014D, P2237, P2238, P2239, P2251, P2252, P2253, P2297

Air fuel ratio (A/F) sensor 1

P0136, P0137, P0138, P0139, P2270, P2271, P2A01

Heated oxygen sensor 2

P0444

EVAP canister purge volume control solenoid valve

P0451, P0454

EVAP control system pressure sensor

P0710

CVT related sensors, solenoid valves and switches

P1078

Exhaust valve timing position sensor

P1217

Engine over temperature (OVERHEAT)

P1650, P1651, P1652

Starter motor relay

P1715

CVT related sensors, solenoid valves and switches

P1800

Intake manifold tuning valve

P1575, P1805

Brake switch

P2100, P2103

Throttle control motor relay

P2101

Electric throttle control function

P2118

Throttle control motor

3

P0011, P0012, P0016, P052A, P052B

Intake valve timing control

P0014, P0015, P0017

Exhaust valve timing control

P0171, P0172

Fuel injection system function

P0201 - P0204

Injector

P0234

Turbocharger system

P0300 - P0304

Misfire

P0420

Three way catalyst function

P0506, P0507

Idle speed control system

P0524

Engine oil pressure

P1212

TCS communication line

P1564

ASCD steering switch / ICC steering switch

P1572

ASCD brake switch / ICC brake switch

P1574

ASCD vehicle speed sensor / ICC vehicle speed sensor

P2119

Electric throttle control actuator

P219A, P219C, P219D, P219E, P219F

Air fuel ratio (A/F) sensor 1