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Home >> Infiniti >> 1999 >> Q45 Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Self-Diagnostics - Tests - Q45 >> Diagnostic Tests >> Diagnostic Trouble Code Identification

Diagnostic Trouble Code Identification

DIAGNOSTIC TROUBLE CODE IDENTIFICATION

DTC Description
P0100  MASS Airflow (MAF) Sensor
P0105  Absolute Pressure (AP) Sensor
P0110  Intake Air Temperature (IAT) Sensor
P0115  Engine Coolant Temperature (ECT) Sensor
P0120  Throttle Position (TP) Sensor
P0125  Engine Coolant Temperature (ECT) Sensor
P0130  Left Side Or Right Side Front Heated Oxygen Sensor (HO2S)
P0131  Left Side Front Heated Oxygen Sensor (HO2S)
P0132  Left Side Front Heated Oxygen Sensor (HO2S)
P0133  Left Side Front Heated Oxygen Sensor (HO2S)
P0134  Front (Right & Left) HO2S Sensor
P0135  Front (Right & Left) HO2S Heater
P0137  Rear HO2S
P0138  Rear HO2S
P0139  Rear HO2S
P0140  Rear HO2S
P0141  Rear Ho2S Heater
P0150  Left Side Or Right Side Front Heated Oxygen Sensor (HO2S)
P0151  Right Side Front Heated Oxygen Sensor (HO2S)
P0152  Right Side Front Heated Oxygen Sensor (HO2S)
P0153  Right Side Front Heated Oxygen Sensor (HO2S)
P0154  Front (Right & Left) HO2S Sensor
P0155  Front (Right & Left) HO2S Heater
P0157  Rear HO2S
P0158  Rear HO2S
P0159  Rear HO2S
P0160  Rear HO2S
P0161  Rear Ho2S Heater
P0171  Fuel Injection System Function (Right & Left Bank)
P0172  Fuel Injection System Function (Right & Left Bank)
P01745  Fuel Injection System Function (Right & Left Bank)
P0175  Fuel Injection System Function (Right & Left Bank)
P0180  Tank Fuel Temperature (TFT) Sensor
P0300  Cylinder Or Multiple Cylinder Misfire
P0301  Cylinder No. 1 Misfire
P0302  Cylinder No. 2 Misfire
P0303  Cylinder No. 3 Misfire
P0304  Cylinder No. 4 Misfire
P0305  Cylinder No. 5 Misfire
P0306  Cylinder No. 6 Misfire
P0307  Cylinder No. 7 Misfire
P0308  Cylinder No. 8 Misfire
P0325 (1) Left Or Right Side Knock Sensor
P0330 (1) Left Or Right Side Knock Sensor
P0335  Crankshaft Position (CKP) Sensor
P0340  Camshaft Position (CMP) Sensor
P0400  EGR Function
P0402  EGR Backpressure Transducer (EGR-BPT)
P0420  Three-Way Catalyst Function
P0430  Three-Way Catalyst Function
P0440  EVAP Control System
P0443  EVAP Canister Purge Volume Control Valve (EVAP-CPVCV)
P0446  EVAP Canister Vent Control Valve (EVAP-CVCV)
P0450  EVAP Control System Pressure Sensor (EVAP-CSPS)
P0500  Vehicle Speed Sensor (VSS)
P0505  Idle Air Control (IAC) Valve
P0510  Closed Throttle Position (TP) Switch
P0600 (2) A/T Communication Line
P0605  PCM
P1105  Manifold Absolute Pressure (MAP)/Barometric Pressure (BARO) Solenoid
P1110  Intake Valve Timing Control (IVTC)
P1120  Secondary Throttle Position Sensor (STPS)
P1125  Tandem Throttle Position (TP) Sensor
P1135  Intake Valve Timing Control (IVTC)
P1140  Intake Valve Timing Control (IVTC) Position Sensor
P1145  Intake Valve Timing Control (IVTC) Position Sensor
P1148  Closed Loop Control
P1168  Closed Loop Control
P1210  Traction Control System (TCS) Signal Circuit
P1220  Fuel Pump Control Module (FPCM)
P1320  Ignition Signal
P1336  Crankshaft Position (CKP) Sensor (POS)
P1400  EGRC Solenoid
P1401  EGR Temperature Sensor
P1402  EGR Function
P1440  EVAP Control System
P1444  EVAP Canister Purge Volume Control Valve (EVAP-CPVCV)
P1446  EVAP Canister Vent Control Valve (EVAP-CVCV)
P1447  EVAP Control System Purge Flow Monitoring
P1448  EVAP Canister Vent Control Valve (EVAP-CVCV)
P1490  EVAP Vacuum Cut Valve By-Pass Valve
P1491  EVAP Vacuum Cut Valve By-Pass Valve
P1492  EVAP Canister Purge Control Solenoid (EVAP-CPCS)
P1493  EVAP Canister Purge Control Valve (EVAP-CPCV)
P1605  Automatic Transmission (A/T) Control
P1605  A/T Diagnostic Communication Line
P1706  Park/Neutral Position (PNP) Switch
(1) Freeze frame data will not be stored in the ECM for the knock sensor. The MIL will not light for a knock sensor malfunction.
(2) In case of the diagnostic item, the freeze frame data will not be stored in the ECM. This diagnosis does not have 2 trip detection logic, and will not light up the MIL.