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.
2017 Infiniti QX30 BaseFACTORY OEM SERVICE PROCEDURE
Engine Control System (DTCS) (4 Of 5)
- DTC Index
- DTC/Circuit Diagnosis
- DTC P0599: Coolant Thermostat Heater Element
- DTC P0604: ECM
- DTC P0606: ECM
- DTC P0607: Control Module
- DTC P060B: ECM
- DTC P060C: ECM
- DTC P060D: ECM
- DTC P0611: ECM
- DTC P0615: Starter Relay
- DTC P0616: Starter Relay
- DTC P0617: Starter Relay
- DTC P061A: ECM
- DTC P061B: ECM
- DTC P061C: ECM
- DTC P061D: ECM
- DTC P0627: Fuel Pump Control
- DTC P0628: Fuel Pump Control
- DTC P0629: Fuel Pump Control
- DTC P062A: Fuel Pump Control
- DTC P062B: ECM
- DTC P062C: ECM
- DTC P062F: ECM
- DTC P0634: ECM Temperature
- DTC P0638: Throttle Valve Actuator Control
- DTC P063E: Throttle Valve Actuator Control
- DTC P0641: Sensor Power Supply
- DTC P0642: Sensor Power Supply
- DTC P0643: Sensor Power Supply
- DTC P064D: ECM
- DTC P0651: Sensor Power Supply 2
- DTC P065B: Alternator
- DTC P0667: Control Module Internal Temperature Sensor
- DTC P0691: Cooling Fan
- DTC P0692: Cooling Fan
- DTC P0697: Sensor Power Supply 3
- DTC P06AF: ECM
- DTC P06DA: Oil Pump Valve
- DTC P06DB: Oil Pump Valve
- DTC P06DC: Oil Pump Valve
- DTC P0702: Transmission Control System
- DTC P0715: Displayed But Not Used
- DTC P0716: Displayed But Not Used
- DTC P0717: Displayed But Not Used
- DTC P0718: Displayed But Not Used
- DTC P0730: Transmission Gear Ratio
- DTC P0740: Displayed But Not Used
- DTC P0743: Displayed But Not Used
- DTC P0748: Displayed But Not Used
- DTC P0753: Displayed But Not Used
- DTC P0758: Displayed But Not Used
- DTC P0763: Displayed But Not Used
- DTC P0778: Displayed But Not Used
- DTC P0798: Displayed But Not Used
- DTC P0A0F: The Engine Does Not Start
- DTC P0A1E: Displayed But Not Used
- DTC P0A7C: FPCM Temperature
- DTC P1188: Pressure Sensor Downstream Of Air Filter
- DTC P1189: Pressure Sensor Downstream Of Air Filter
- DTC P1190: Pressure Sensor Downstream Of Air Filter
- DTC P1240: FPCM
- DTC P126F: Stop/Start: Hot Start Signal
- DTC P13AC: Power Electronic Control Unit
- DTC P13AD: Power Electronic Control Unit
- DTC P13AE: Power Electronic Control Unit
- DTC P13AF: ECM
- DTC P13B0: ECM
- DTC P13B1: ECM
- DTC P13B2: Ignition Coil Power Supply
- DTC P13B3: Ignition Coil Power Supply
- DTC P13C5, P13C6: Engine Knocking
- DTC P13EA: Ignition Timing
- DTC P1522: EVAP Purge Control Valve
- DTC P1523: EVAP Purge Control Valve
- DTC P1524: EVAP Purge Control Valve
- DTC P1525: EVAP Control System Check Valve
- DTC P1611: FPCM Power Supply
- DTC P162A: FPCM
- DTC P1614: ECM
- DTC P1644: Configuration Incorrect
- DTC P1670: Calibration Error
- DTC P167B: Crash Signal
- DTC P1CCF: High Pressure Fuel System
- DTC P1CD8: Exhaust Leakage
- DTC P1CDE: Stop/Start System
- DTC P1CDF: Stop/Start System
- DTC P1CE0: Stop/Start System
- DTC P1CE1: Stop/Start System
- DTC P1CE2: Stop/Start System
- DTC P1CE3: Fuel Injector Injection
- DTC P1CE4: Fuel Injector Injection
- DTC P1CE5: Fuel Injector Injection
- DTC P1CE6: Fuel Injector Injection
- DTC P1CE7: Intake Air Leak
- DTC P1CEF: Fuel Injector Injection
- DTC P1CF0: Fuel Injector Injection
- DTC P1CF1: Fuel Injector Injection
- DTC P1CF2: Fuel Injector Injection
- DTC P1CF3: Fuel Injector Injection
- DTC P1CF4: Fuel Injector Injection
- DTC P1D01: Crankcase Ventilation System
- DTC P1D02: Crankcase Ventilation System
- DTC P1D03: Crankcase Ventilation System
- DTC P1D04: Stop/Start System
- DTC P1D05: Stop/Start System
- DTC P1D06: Stop/Start System
- DTC P1D07: Stop/Start System
- DTC P1D68: Crankcase Ventilation System
- DTC P2065: Fuel Level Sensor
- DTC P2066: Fuel Level Sensor
- DTC P2067: Fuel Level Sensor
- DTC P2068: Fuel Level Sensor
- DTC P2072: Map/MAF-Throttle Position Correlation
- DTC P2088: Intake Camshaft Actuator
- DTC P2089: Intake Camshaft Actuator
- DTC P2090: Exhaust Camshaft Actuator
- DTC P2091: Exhaust Camshaft Actuator
- DTC P2096: Air-Fuel Ratio
- DTC P2097: Air-Fuel Ratio
- DTC P2101: Throttle Valve Actuator
- DTC P2102: Throttle Valve Actuator
- DTC P2103: Throttle Valve Actuator
- DTC P2111: Throttle Valve Actuator
- DTC P2119: Throttle Valve
- DTC P2122: Accelerator Pedal Position Sensor 1
- DTC P2123: Accelerator Pedal Position Sensor 1
- DTC P2127: Accelerator Pedal Position Sensor 2
- DTC P2128: Accelerator Pedal Position Sensor 2
- DTC P2135: Throttle Valve Position Sensor
Factory Service Tools
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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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