Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2011 Infiniti EX35 Base, RWDFACTORY OEM SERVICE PROCEDURE
Engine Control System DTCS
ENGINE CONTROL SYSTEM DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description |
|---|---|
| DTC U0101 | CAN COMM CIRCUIT |
| DTC U0164 | CAN COMM CIRCUIT |
| DTC U1001 | CAN COMM CIRCUIT |
| DTC P0011, P0021 | IVT CONTROL |
| DTC P0014, P0024 | EVT CONTROL |
| DTC P0031, P0032, P0051, P0052 | A/F SENSOR 1 HEATER |
| DTC P0037, P0038, P0057, P0058 | HO2S2 HEATER |
| DTC P0075, P0081 | IVT CONTROL SOLENOID VALVE |
| DTC P0078, P0084 | EVT CONTROL MAGNET RETARDER |
| DTC P0101, P010B | MAF SENSOR |
| DTC P0102, P0103, P010C, P010D | MAF SENSOR |
| DTC P0111 | IAT SENSOR |
| DTC P0112, P0113 | IAT SENSOR |
| DTC P0116 | ECT SENSOR |
| DTC P0117, P0118 | ECT SENSOR |
| DTC P0122, P0123, P0227, P0228 | TP SENSOR |
| DTC P0125 | ECT SENSOR |
| DTC P0127 | IAT SENSOR |
| DTC P0128 | THERMOSTAT FUNCTION |
| DTC P0130, P0150 | A/F SENSOR 1 |
| DTC P0131, P0151 | A/F SENSOR 1 |
| DTC P0132, P0152 | A/F SENSOR 1 |
| DTC P0133, P0153 | A/F SENSOR 1 |
| DTC P0137, P0157 | HO2S2 |
| DTC P0138, P0158 | HO2S2 |
| DTC P0139, P0159 | HO2S2 |
| DTC P0171, P0174 | FUEL INJECTION SYSTEM FUNCTION |
| DTC P0172, P0175 | FUEL INJECTION SYSTEM FUNCTION |
| DTC P0181 | FTT SENSOR |
| DTC P0182, P0183 | FTT SENSOR |
| DTC P0196 | EOT SENSOR |
| DTC P0197, P0198 | EOT SENSOR |
| DTC P0222, P0223, P2132, P2133 | TP SENSOR |
| DTC P0300, P0301, P0302, P0303, P0304, P0305, P0306 | MISFIRE |
| DTC P0327, P0328, P0332, P0333 | KS |
| DTC P0335 | CKP SENSOR (POS) |
| DTC P0340, P0345 | CMP SENSOR (PHASE) |
| DTC P0420, P0430 | THREE WAY CATALYST FUNCTION |
| DTC P0441 | EVAP CONTROL SYSTEM |
| DTC P0442 | EVAP CONTROL SYSTEM |
| DTC P0443 | EVAP CANISTER PURGE VOLUME CONTROL SOLENOID VALVE |
| DTC P0444, P0445 | EVAP CANISTER PURGE VOLUME CONTROL SOLENOID VALVE |
| DTC P0447 | EVAP CANISTER VENT CONTROL VALVE |
| DTC P0448 | EVAP CANISTER VENT CONTROL VALVE |
| DTC P0451 | EVAP CONTROL SYSTEM PRESSURE SENSOR |
| DTC P0452 | EVAP CONTROL SYSTEM PRESSURE SENSOR |
| DTC P0453 | EVAP CONTROL SYSTEM PRESSURE SENSOR |
| DTC P0455 | EVAP CONTROL SYSTEM |
| DTC P0456 | EVAP CONTROL SYSTEM |
| DTC P0460 | FUEL LEVEL SENSOR |
| DTC P0461 | FUEL LEVEL SENSOR |
| DTC P0462, P0463 | FUEL LEVEL SENSOR |
| DTC P0500 | VSS |
| DTC P0506 | ISC SYSTEM |
| DTC P0507 | ISC SYSTEM |
| DTC P0550 | PSP SENSOR |
| DTC P0603 | ECM POWER SUPPLY |
| DTC P0605 | ECM |
| DTC P0607 | ECM |
| DTC P0643 | SENSOR POWER SUPPLY |
| DTC P0850 | PNP SWITCH |
| DTC P1078, P1084 | EVT CONTROL POSITION SENSOR |
| DTC P1148, P1168 | CLOSED LOOP CONTROL |
| DTC P1211 | TCS CONTROL UNIT |
| DTC P1212 | TCS COMMUNICATION LINE |
| DTC P1217 | ENGINE OVER TEMPERATURE |
| DTC P1225, P1234 | TP SENSOR |
| DTC P1226, P1235 | TP SENSOR |
| DTC P1233, P2101 | ELECTRIC THROTTLE CONTROL FUNCTION |
| DTC P1236, P2118 | THROTTLE CONTROL MOTOR |
| DTC P1238, P2119 | ELECTRIC THROTTLE CONTROL ACTUATOR |
| DTC P1239, P2135 | TP SENSOR |
| DTC P1290, P2100, P2103 | THROTTLE CONTROL MOTOR RELAY |
| DTC P1421 | COLD START CONTROL |
| DTC P1550 | BATTERY CURRENT SENSOR |
| DTC P1551, P1552 | BATTERY CURRENT SENSOR |
| DTC P1553 | BATTERY CURRENT SENSOR |
| DTC P1554 | BATTERY CURRENT SENSOR |
| DTC P1564 | ASCD STEERING SWITCH |
| DTC P1564 | ICC STEERING SWITCH |
| DTC P1568 | ICC FUNCTION |
| DTC P1572 | ASCD BRAKE SWITCH |
| DTC P1572 | ICC BRAKE SWITCH |
| DTC P1574 | ASCD VEHICLE SPEED SENSOR |
| DTC P1574 | ICC VEHICLE SPEED SENSOR |
| DTC P1715 | INPUT SPEED SENSOR |
| DTC P1805 | BRAKE SWITCH |
| DTC P2122, P2123 | APP SENSOR |
| DTC P2127, P2128 | APP SENSOR |
| DTC P2138 | APP SENSOR |
| DTC P2A00, P2A03 | A/F SENSOR 1 |
Factory Service Tools
Use the Manual With the Right Hardware
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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