2002 NISSAN MAXIMA User Manual

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DTC Inspection Priority Chart

NFEC0039

If some DTCs are displayed at the same time, perform inspections one by one based on the following prior-

ity chart.

Priority Detected items (DTC)

1 I U1000, U1001 CAN communication line

I P0101, P0102, P0103, P1102 MAF sensor

I P0112, P0113, P0127 IAT sensor

I P0117, P0118, P0125 ECT sensor

I P0121, P0226, P0227, P0228, P1227, P1228 Accelerator pedal position sensor

I P0128 Thermostat function

I P0122, P0123, P0221, P0222, P0223, P1223, P1224, P1225, P1226, P1229 Throttle position sensor

I P0181, P0182, P0183 FTT sensor

I P0327, P0328 KS

I P0335 CKP sensor (POS)

I P0340, P0345 CMP sensor (PHASE)

I P0460, P0461, P0462, P0463, P1464 Fuel level sensor

I P0500 VSS

I P0605 ECM

I P0705 Park/Neutral position switch

I P1706 PNP switch

2 I P0031, P0032, P0051, P0052 HO2S1 heater

I P0037, P0038, P0057, P0058 HO2S2 heater

I P0107, P0108 Absolute pressure sensor

I P0132-P0134, P1143, P1144 and P0152-P0154, P1163, P1164 HO2S1

I P0138, P0139, P1146, P1147 and P0158, P0159, P1166, P1167 HO2S2

I P0441 EVAP control system purge flow monitoring

I P0444, P0445, P1444 EVAP canister purge volume control solenoid valve

I P0447, P1446, P1448 EVAP canister vent control valve

I P0452, P0453 EVAP control system pressure sensor

I P0550 Power steering pressure sensor

I P0650 MIL

I P0710, P0720, P0725, P0740, P0745, P0750, P1705, P1760 A/T related sensors, solenoid valves and

switches

I P1065 ECM power supply

I P1122 Electric throttle control function

I P1217 Engine overtemperature (OVERHEAT)

I P1490, P1491 Vacuum cut valve bypass valve

I P1800 VIAS control solenoid valve

I P1805 Brake switch

3 I P0011, P0021 Intake valve timing control

I P0171, P0172 and P0174, P0175 Fuel injection system function

I P0300-P0306 Misfire

I P0420, P0430 Three way catalyst function

I P0442, P0456/P1456 EVAP control system (SMALL LEAK, VERY SMALL LEAK)

I P0455 EVAP control system (GROSS LEAK)

I P0506, P0507 ISC system

I P0731-P0734, P0744 A/T function

I P1121 Electric throttle control actuator

I P1124, P1126 Throttle control motor relay

I P1128 Throttle control motor

I P1148, P1168 Closed loop control

I P1211 ABS/TCS control unit

I P1212 ABS/TCS communication line

I P1564 ASCD steering switch

I P1572 ASCD brake switch

I P1574 ASCD Vehicle speed sensor

TROUBLE DIAGNOSIS — GENERAL DESCRIPTION

DTC Inspection Priority Chart

EC-128

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User Manual - Page 128