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Home >> Infiniti >> 2023 >> QX55 Essential >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (DTC/Circuit Diagnosis) (2 Of 5) >> DTC Index
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DTC Index

DTC Index

DTC Description
P0127  IAT SENSOR
P0128  THERMOSTAT FUNCTION
P0130  A/F SENSOR 1
P0131  A/F SENSOR 1
P0132  A/F SENSOR 1
P0136  O2 sensor bank 1 sensor 2
P0137  HO2S2
P0138  HO2S2
P0139  HO2S2
P014C, P014D, P015A, P015B  A/F SENSOR 1
P0171  FUEL INJECTION SYSTEM FUNCTION
P0172  FUEL INJECTION SYSTEM FUNCTION
P0181  FTT SENSOR
P0182, P0183  FTT SENSOR
P0190, P0192, P0193  FRP SENSOR
P0191  FRP SENSOR
P0196  EOT SENSOR
P0197, P0198  EOT SENSOR
P01F0  ENGINE COOLANT TEMPERATURE
P0201, P0202, P0203, P0204  FUEL INJECTOR
P0222, P0223  TP SENSOR
P0234  TC SYSTEM
P0235  TC BOOST SENSOR
P0237, P0238  TC BOOST SENSOR
P025B  FUEL PUMP MODULE A
P0261, P0264, P0267, P0270  CYL1-4 INJECTOR
P0262, P0265, P0268, P0271  CYL1 - 4 INJECTOR
P026B  INJECTION TIMING
P0300, P0301, P0302, P0303, P0304  MISFIRE
P0315  Crankshaft position
P0326  KNOCK SENSOR 1 B1
P0327,  P0328 KS
P032B  Knock/combustion vibration sensor 3 bank 1
P032C  Knock/combustion vibration sensor 3 bank 1
P032D  Knock/combustion vibration sensor 3 bank 1
P0335  CKP SENSOR
P0340  INTAKE CAMSHAFT POSITION SENSOR
P0365  EXHAUST VALVE TIMING CONTROL POSITION SENSOR