Infiniti Car 1998-05

3.5L V6 - Auto 2

Print

Trouble Code: P0183



Fuel Tank Temperature Sensor Circuit High Input:

Possible Causes:



FTT sensor connector is damaged (causing an open circuit)
 
FTT sensor signal circuit is open or shorted to VREF
 
FTT sensor ground circuit is open
 
FTT sensor is damaged or has failed
 

Trouble Code: P0222



ETC Throttle Position Sensor 1 Signal Low Input:

Possible Causes:



ETC TP1 sensor connector is damaged (it may be shorted)
 
ETC TP1 sensor signal circuit is shorted to ground
 
ETC TP1 sensor is damaged or it failed (ETC actuator failure)
 

Trouble Code: P0223



ETC Throttle Position Sensor 1 Signal High Input:

Possible Causes:



ETC TP1 sensor connector is damaged (it may be open)
 
ETC TP1 sensor signal circuit is open between TP1 and PCM
 
ETC TP1 sensor is damaged or it failed (ETC actuator failure)
 

Trouble Code: P0226



Accelerator Pedal Position Sensor 1 Signal Range/Performance:

Possible Causes:



APP1 sensor connector is damaged (may be open or shorted)
 
APP1 sensor signal circuit is damaged or has failed
 
PCM is damaged or has failed
 

Trouble Code: P0227



Accelerator Pedal Position Sensor 1 Signal Low Input:

Possible Causes:



APP1 sensor connector is damaged (it may be shorted)
 
APP1 sensor signal circuit is shorted to ground
 
APP1 sensor signal circuit is damaged or has failed
 
PCM is damaged or has failed
 

Trouble Code: P0228



Accelerator Pedal Position Sensor 1 Signal High Input:

Possible Causes:



APP1 sensor connector is damaged (it may be open)
 
APP1 sensor signal circuit is shorted to VREF or system power
 
APP1 sensor signal circuit is damaged or has failed
 
TSB 01-064 (10/19/01) contains information related to this code
 

Trouble Code: P0300



Multiple Misfire Detected:

Possible Causes:



Base engine problem that affects two or more cylinders
 
CMP or CKP sensor signals erratic or out of phase
 
EGR valve stuck open, or EVAP purge system has failed
 
Fuel delivery component fault that affects two or more cylinders (e.g., a contaminated, dirty or sticking fuel injector)
 
Ignition system problem that affects two or more cylinders
 
Vehicle driven while quite low on fuel (less than 1/8 of a tank)
 

Trouble Code: P0301



Cylinder 1 Misfire Detected:

Possible Causes:



Base engine mechanical problem that affects only Cylinder 1
 
EGR valve stuck open, or EVAP purge system has failed
 
Fuel delivery component fault that affects only Cylinder 1 (e.g., a contaminated, dirty or sticking fuel injector)
 
Ignition system fault (Coil or Plug) that affects only Cylinder 1
 

Trouble Code: P0302



Cylinder 2 Misfire Detected:

Possible Causes:



Base engine mechanical problem that affects only Cylinder 2
 
EGR valve stuck open, or EVAP purge system has failed
 
Fuel delivery component fault that affects only Cylinder 2 (e.g., a contaminated, dirty or sticking fuel injector)
 
Ignition system fault (Coil or Plug) that affects only Cylinder 2
 

Trouble Code: P0303



Cylinder 3 Misfire Detected:

Possible Causes:



Base engine mechanical problem that affects only Cylinder 3
 
EGR valve stuck open, or EVAP purge system has failed
 
Fuel delivery component fault that affects only Cylinder 3 (e.g., a contaminated, dirty or sticking fuel injector)
 
Ignition system fault (Coil or Plug) that affects only Cylinder 3
 

Trouble Code: P0304



Cylinder 4 Misfire Detected:

Possible Causes:



Base engine mechanical problem that affects only Cylinder4
 
EGR valve stuck open, or EVAP purge system has failed
 
Fuel delivery component fault that affects only Cylinder 4 (e.g., a contaminated, dirty or sticking fuel injector)
 
Ignition system fault (Coil or Plug) that affects only Cylinder 4
 

Trouble Code: P0305



Cylinder 5 Misfire Detected:

Possible Causes:



Base engine mechanical problem that affects only Cylinder 5
 
EGR valve stuck open, or EVAP purge system has failed
 
Fuel delivery component fault that affects only Cylinder 5 (e.g., a contaminated, dirty or sticking fuel injector)
 
Ignition system fault (Coil or Plug) that affects only Cylinder 5
 

Trouble Code: P0306



Cylinder 6 Misfire Detected:

Possible Causes:



Base engine mechanical problem that affects only Cylinder 6
 
EGR valve stuck open, or EVAP purge system has failed
 
Fuel delivery component fault that affects only Cylinder 6 (e.g., a contaminated, dirty or sticking fuel injector)
 
Ignition system fault (Coil or Plug) that affects only Cylinder 6
 

Trouble Code: P0327



Knock Sensor Circuit Low Input (Bank 1):

Possible Causes:



Knock sensor signal circuit is shorted to ground
 
Knock sensor is damaged or has failed
 
PCM has failed
 

Trouble Code: P0328



Knock Sensor Circuit High Input (Bank 1):

Possible Causes:



Knock sensor signal circuit is open
 
Knock sensor signal circuit is shorted to VREF or system power
 
Knock sensor is damaged or has failed
 
PCM has failed
 

Trouble Code: P0335



Crankshaft Position Sensor Circuit Malfunction:

Possible Causes:



CKP sensor signal circuit is open or shorted to ground
 
CKP sensor signal is shorted to VREF or system power
 
CKP sensor is damaged or has failed
 
PCM has failed
 

Trouble Code: P0340



Camshaft Position Sensor Circuit Malfunction (Bank 1):

Possible Causes:



Camshaft (intake) is damaged or has failed (Bank 1)
 
CMP Phase sensor signal circuit is open or shorted to ground
 
CMP Phase sensor is damaged or has failed
 
Low battery voltage condition present during engine cranking
 
Starter motor circuit problem during engine cranking
 
PCM has failed
 

Trouble Code: P0345



Camshaft Position Sensor Circuit Malfunction (Bank 2):

Possible Causes:



Camshaft (intake) is damaged or has failed (Bank 2)
 
CMP Phase sensor signal circuit is open or shorted to ground
 
CMP Phase sensor is damaged or has failed
 
Low battery voltage condition present during engine cranking
 
Starter motor circuit problem during engine cranking
 
PCM has failed
 

Trouble Code: P0420



Catalyst Efficiency Below Normal (Bank 1):

Possible Causes:



Air leaks at the exhaust manifold or in the exhaust pipes
 
Catalytic converter is contaminated, damaged or has failed
 
Continuous engine misfire conditions, or low ignition coil output
 
Front HO2S is older (aged) than the rear HO2S (HO2S is lazy)
 
Front HO2S or rear HO2S is contaminated with fuel or moisture
 
Rear HO2S is loose in the mounting hole (check it for a leak)
 

Trouble Code: P0430



Catalyst Efficiency Below Normal (Bank 2):

Possible Causes:



Air leaks at the exhaust manifold or in the exhaust pipes
 
Catalytic converter is contaminated, damaged or has failed
 
Continuous engine misfire conditions, or low ignition coil output
 
Front HO2S is older (aged) than the rear HO2S (HO2S is lazy)
 
Front HO2S or rear HO2S is contaminated with fuel or moisture
 
Rear HO2S is loose in the mounting hole (check it for a leak)
 

Trouble Code: P0441



EVAP System Incorrect Purge Flow Detected:

Possible Causes:



EVAP canister purge volume control solenoid is stuck closed
 
EVAP canister purge volume control solenoid circuit is shorted
 
EVAP control system pressure sensor is damaged or has failed
 
EVAP emission canister or rubber tube is cracked or restricted
 
EVAP purge port is blocked or restricted
 
EVAP canister vent control valve is damaged or has failed
 

Trouble Code: P0442



EVAP System Small Leak (0.040") Detected:

Possible Causes:



EVAP control system pressure sensor is damaged or has failed
 
EVAP purge solenoid or canister vacuum line loose or off
 
EVAP purge solenoid is damaged or has failed
 
EVAP emission canister is dirty, restricted or full of water
 
EVAP canister vent control valve is damaged or has failed
 
Fuel tank cap loose, missing or it is the wrong part number
 
Fuel tank temperature sensor is damaged or has failed
 
Fuel tank vacuum relief valve is damaged or has failed
 
Small leak in the EVAP canister or in the fuel tank area
 
ORVR system is damaged or has a leak in a component
 
Refueling control valve is damaged or has failed
 
Vacuum hose leaking between intake manifold and Purge valve
 

Trouble Code: P0444



EVAP Canister Purge Volume Control Solenoid Circuit Low Input:

Possible Causes:



Canister purge volume control solenoid connector is damaged
 
Canister purge volume control solenoid circuit is shorted
 
Canister purge volume control solenoid is damaged or failed
 
PCM is damaged or has failed
 

Trouble Code: P0445



EVAP Canister Purge Volume Control Solenoid Circuit High Input:

Possible Causes:



Canister purge volume control solenoid connector is damaged
 
Canister purge volume control solenoid circuit is open
 
Canister purge volume control solenoid is damaged or failed
 
PCM is damaged or has failed
 

Trouble Code: P0447



EVAP Canister Vent Control Solenoid Circuit Malfunction:

Possible Causes:



Canister vent control solenoid connector is damaged or loose
 
Canister vent control solenoid circuit is open (high voltage)
 
Canister vent control solenoid is damaged or failed
 
PCM is damaged or has failed
 

Trouble Code: P0451



EVAP System Pressure Sensor Range/Performance:

Possible Causes:



EVAP pressure sensor circuit connector is damaged or loose
 
EVAP pressure sensor circuit open, shorted to ground or VREF
 
EVAP pressure sensor is damaged or has failed
 
PCM is damaged
 

Trouble Code: P0452



EVAP System Pressure Sensor Circuit Low Input:

Possible Causes:



EVAP pressure sensor circuit connector is damaged (loose)
 
EVAP pressure sensor circuit is shorted to ground
 
EVAP pressure sensor is damaged or has failed
 
PCM is damaged
 

Trouble Code: P0453



EVAP System Pressure Sensor Circuit High Input:

Possible Causes:



EVAP pressure sensor circuit connector is damaged (shorted)
 
EVAP pressure sensor circuit is open or shorted to VREF
 
EVAP pressure sensor is damaged or has failed
 
PCM is damaged
 

Trouble Code: P0455



EVAP System Gross Leak (0.080") Detected:

Possible Causes:



EVAP control system pressure sensor is damaged or has failed
 
EVAP purge solenoid or canister vacuum line loose or off
 
EVAP purge solenoid is damaged or has failed
 
EVAP emission canister is dirty, restricted or full of water
 
EVAP canister vent control valve is damaged or has failed
 
Fuel tank cap loose, missing or it is the wrong part number
 
Fuel tank temperature sensor is damaged or has failed
 
Fuel tank vacuum relief valve is damaged or has failed
 
Large leak in the EVAP canister or in the fuel tank area
 
ORVR system is damaged or has a large leak in a component
 
Refueling control valve is damaged or has failed
 
Vacuum hose leaking between intake manifold and Purge valve
 
TSB 00-046 (7/00) contains information related to this code
 

Trouble Code: P0456



EVAP System Very Small Leak (0.020") Detected:

Possible Causes:



EVAP control system pressure sensor is damaged or has failed
 
EVAP purge solenoid is damaged or has failed
 
EVAP canister vent control valve is damaged or has failed
 
Fuel tank cap not tightened properly or the wrong part number
 
Fuel tank temperature sensor is damaged or has failed
 
Fuel tank vacuum relief valve is damaged or has failed
 
Very small leak in the EVAP canister or in the fuel tank area
 
ORVR system is damaged or has a small leak in a component
 
Refueling control valve is damaged or has failed
 
TSB 00-046 (7/00) contains information related to this code
 

Trouble Code: P0460



Fuel Level Sensor Slosh Or Noise Detected:

Possible Causes:



Fuel level sensor connector damaged or loose (disconnected)
 
Fuel level sensor signal open or shorted to ground (intermittent)
 
Fuel level sensor is damaged or has failed (intermittent fault)
 

Trouble Code: P0461



Fuel Level Sensor Range/Performance:

Possible Causes:



Fuel level sensor signal open or shorted to ground
 
Fuel level sensor is damaged (stuck) or has failed
 
PCM has failed
 

Trouble Code: P0462



Fuel Level Sensor Circuit Low Input:

Possible Causes:



Fuel level sensor connector is damaged or loose (intermittent)
 
Fuel level sensor signal is shorted to ground
 
Fuel level sensor is damaged (stuck) or has failed
 

Trouble Code: P0463



Fuel Level Sensor Circuit High Input:

Possible Causes:



Fuel level sensor connector is damaged or loose (intermittent)
 
Fuel level sensor signal shorted to ground
 
Fuel level sensor is damaged or has failed
 

Trouble Code: P0500



Vehicle Speed Sensor Circuit Malfunction:

Possible Causes:



ABS/TCS control unit is damaged or has failed
 
Combination meter is damaged or has failed
 
VSS signal circuit is open, shorted to ground or shorted to B+
 
VSS is damaged or has failed
 
PCM has failed
 

Trouble Code: P0506



Idle Speed Control System RPM Lower Than Expected:

Possible Causes:



Air inlet duct is collapsed, loose or air filter element is clogged
 
Base engine problem (i.e., a compression or misfire problem)
 
Idle air inlet passage or throttle bore is dirty or full of deposits
 
Electronic throttle control actuator connector is open
 
Electronic throttle control actuator circuit is open
 
Electronic throttle control actuator is damaged or has failed
 

Trouble Code: P0507



Idle Speed Control System RPM Higher Than Expected:

Possible Causes:



Engine vacuum leaks, PCM valve is leaking or the wrong valve
 
Idle air inlet passage or throttle bore is dirty or full of deposits
 
Electronic throttle control actuator connector is shorted
 
Electronic throttle control actuator circuit is shorted
 
Electronic throttle control actuator is damaged or has failed
 

Trouble Code: P0550



Power Steering Pressure Switch Circuit Malfunction:

Possible Causes:



PSPS connector is damaged or loose (intermittent fault)
 
PSPS signal circuit is open or shorted to ground
 
PSPS assembly is damaged or has failed
 
PCM is damaged or has failed
 

Trouble Code: P0600



A/T Communication Line Circuit Malfunction:

Possible Causes:



TCM communication line circuit is open or shorted to ground
 
TCM communication line circuit shorted to VREF or power (B+)
 
Clear the codes and retest for DTC P0600. If the same code resets, substitute a known good TCM or PCM and retest. If the code does not reset, the original TCM PCM has failed
 

Trouble Code: P0605



PCM Internal Fault Detected:

Possible Causes:



Clear the codes and retest for DTC P0605. If the same code resets, substitute a known good PCM and retest. If the code does not reset, the original PCM has failed.
 

 
label.common.footer.alt.autozoneLogo