Hyundai_Tucson_2005

TroubleCodes (4 of 11)

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2.0L L4 - Auto



Trouble Code: P0445

EVAP Purge Solenoid Circuit Malfunction (Shorted)

Trouble Code Conditions: Engine started, engine running at idle speed, and the PCM detected an unexpected "high" voltage condition on the EVAP Purge solenoid circuit as the solenoid was commanded "on" and "off" in the test.

Possible Causes:



Purge solenoid control circuit is shorted to system power
 
Purge control solenoid is damaged or has failed (short circuit)
 
PCM has failed
 

Trouble Code: P0446

EVAP Vent Control Solenoid Circuit Performance (Closed)

Trouble Code Conditions: Engine started, engine running at cruise speed for 2-3 minutes, and the PCM detected the EVAP Vent Control solenoid was in a "closed" position continuously during the CCM test.

Possible Causes:



Vent solenoid control circuit is shorted to ground
 
Vent solenoid power circuit is open (check the power source)
 
Vent control solenoid is damaged or has failed
 
PCM has failed
 

Trouble Code: P0447

EVAP Vent Solenoid Circuit Short To Ground Malfunction

Trouble Code Conditions: Engine started, engine running at cruise speed for 2-3 minutes, and the PCM detected the EVAP Vent Control solenoid control circuit was in a continuous "low" state during the CCM test.

Possible Causes:



Purge solenoid control circuit is shorted to ground
 
Purge solenoid power circuit is open (check the power source)
 
Purge solenoid is damaged or has failed
 
PCM has failed
 

Trouble Code: P0448

EVAP Vent Solenoid Circuit Shorted To Power Malfunction

Trouble Code Conditions: Engine started, engine running at cruise speed for 2-3 minutes, and the PCM detected the EVAP Vent Control solenoid control circuit was in a continuous "high" state during the CCM test.

Possible Causes:



Purge solenoid control circuit is shorted to system power
 
Purge solenoid is damaged or has failed
 
PCM has failed
 

Trouble Code: P0449

EVAP Emission System- Vent Valve/Solenoid Circuit

Trouble Code Conditions: The PCM measures pressure in the fuel tank, by means of a sensor during all engine operating conditions, except start and stop. If pressure is lower than threshold (less than 1.6L volts), a DTC is set. Monitoring CCV stuck closed.

Possible Causes:



Canister air filter contamination
 
Faulty CCV
 

Trouble Code: P0451

EVAP Pressure Sensor Performance

Trouble Code Conditions: Engine started, engine running with the vehicle not moving, VSV for the EVAP Vapor sensor commanded "on", and the PCM detected the EVAP pressure sensor signal was not plausible during the test. Note: This condition (code) can be due to a fuel sloshing condition.

Possible Causes:



Pressure sensor vacuum hoses loose or damaged
 
Pressure sensor is damaged or out-of-calibration
 
VSV for the EVAP pressure sensor is damaged or has failed
 
PCM has failed
 

Trouble Code: P0452

EVAP Pressure Sensor Circuit Low Input

Trouble Code Conditions: Engine started, engine runtime over 5 seconds, and the PCM detected an unexpected "low" voltage condition on the EVAP Pressure sensor circuit during the CCM test.

Possible Causes:



Pressure sensor signal circuit is shorted to ground
 
Pressure sensor power (VREF) circuit is open
 
Pressure sensor is damaged or has failed
 
PCM has failed
 

Trouble Code: P0453

EVAP Pressure Sensor Circuit High Input

Trouble Code Conditions: Engine started, engine runtime over 5 seconds, and the PCM detected an unexpected "low" voltage condition on the EVAP Pressure sensor circuit during the CCM test.

Possible Causes:



Pressure sensor signal circuit is shorted to power
 
Pressure sensor ground circuit open between sensor and PCM
 
Pressure sensor is damaged or has failed
 
PCM has failed
 

Trouble Code: P0454

EVAP Emission System- Pressure Sensor Intermittent

Trouble Code Conditions: The PCM measures pressure stability in the fuel tank, by means of a sensor for a predetermined duration. If fluctuation is larger than predetermined threshold a DTC is set. Sensor signal noise check.

Possible Causes:



Contact resistance in connectors
 
Faulty FTPS
 

Trouble Code: P0455

EVAP System Large Leak (0.080") Detected

Trouble Code Conditions: DTC P0443 not set, engine started, ECT sensor more than 185ºF, IAT sensor from 14-122ºF, fuel level from 25-75%, engine running at cruise speed, and the PCM detected a large change in the fuel tank pressure (due to a large leak) during the EVAP Monitor leak test.

Possible Causes:



Canister vent (CV) solenoid may be stuck in open position
 
EVAP canister tube, EVAP canister purge outlet tube or EVAP return tube disconnected or cracked, or canister is damaged
 
EVAP canister purge valve stuck closed, or canister damaged
 
Fuel filler cap missing, loose (not tightened) or the wrong part
 
Fuel vapor hoses/tubes blocked or restricted, or fuel vapor control valve tube or fuel vapor vent valve assembly blocked
 
Fuel tank pressure (FTP) sensor has failed (mechanical fault)
 
Fuel tank control valve is contaminated, damaged or has failed
 

Trouble Code: P0456

EVAP Emission System- Leak Detected (Very Small)

Trouble Code Conditions: Monitoring the tank pressure sensor (DTP) signal with under pressure.

Possible Causes:



Leakage in EVAP system line
 
Faulty CCV, PCSV or FTPS
 

Trouble Code: P0501

Vehicle Speed Sensor Circuit Performance

Trouble Code Conditions: Vehicle driven with the engine speed over 2000 rpm in Drive, engine load from 2-3 ms, and the PCM did not detect any VSS signals.

Possible Causes:



VSS signal circuit from the sensor to the I/P Cluster to the PCM is open, shorted to ground or to system power
 
VSS (Magnetic) signal (+) or (-) circuit is open or shorted
 
VSS (Magnetic) is damaged or has failed
 
PCM has failed
 

Trouble Code: P0506

Idle Speed Lower Than Expected

Trouble Code Conditions: Engine started, engine running at idle speed under these conditions: IAT sensor less than 114ºF during the last ignition cycle, Long Term fuel trim from -8% to +8%, ECT sensor more than 176ºF, IAT sensor more than 14ºF, system voltage over 10.0 volts, and the PCM detected the Actual idle speed was over 200 rpm lower than the Target idle speed for 10 seconds during the CCM Rationality test. Power steering pressure switch signal indicating "off", engine load less than 40%, IAT sensor more than 14ºF, and the PCM detected the Actual idle speed was over 120 rpm lower than the Target idle speed for 10 seconds during the CCM Rationality test.

Possible Causes:



ISC motor "open" circuit is open or shorted to ground
 
ISC motor "close" circuit is open or shorted to ground
 
ISC motor is damaged or has failed
 
PCM is damaged
 

Trouble Code: P0507

Idle Speed Higher Than Expected

Trouble Code Conditions: Engine at idle speed in closed loop, and under these conditions: Condition 1 - IAT sensor input less than 114ºF during last drive cycle, Long Term fuel trim from -8% to +8%, ECT sensor input more than 176ºF, IAT sensor input more than 14ºF, system voltage over 10.0 volts, and the PCM detected the Actual idle speed was more than 200 rpm higher than the Target idle speed for 10 seconds. Condition 2 - Power steering pressure switch signal indicating "off", engine load less than 40%, IAT sensor input more than 14ºF, and the PCM detected the Actual idle speed was more than 120 rpm higher than the Target idle speed for 10 seconds.

Possible Causes:



ISC motor control circuit(s) open or shorted to ground
 
ISC motor is damaged or has failed
 
PCM is damaged
 

Trouble Code: P0562

System Voltage Low Input

Trouble Code Conditions: Engine started engine running at idle or cruise speed, and the PCM detected an unexpected low voltage condition on the ignition circuit.

Possible Causes:



Ignition system voltage circuit is open
 
Generator is damaged or has failed (generator output too low)
 
PCM has failed
 

Trouble Code: P0563

System Voltage High Input

Trouble Code Conditions: Engine started engine running at idle or cruise speed, and the PCM detected an unexpected high voltage condition on the ignition circuit.

Possible Causes:



Generator is damaged or has failed (generator output to high)
 
PCM has failed
 

Trouble Code: P0600

CAN Communication Bus

Trouble Code Conditions: CAN message transfer incorrect.

Possible Causes:



Open or short in CAN line
 
Contact resistance in connectors
 
Faulty PCM
 

Trouble Code: P0605

PCM (Internal Controller) ROM Error

Trouble Code Conditions: Key on for 1 second, and the PCM detected an internal ROM error occurred during the initial Self-Test.

Possible Causes:



Clear the trouble codes and retest for this trouble code. If the same trouble code resets, the PCM has failed and must be replaced to repair this problem.
 

Trouble Code: P0630

VIN Not Programmed Or Incompatible- ECM/PCMECM

Trouble Code Conditions: PCM internal check. Enable condition, ignition ON. VIN does not exist in boot area.

Possible Causes:



PCM is new and has not yet been programmed
 

Trouble Code: P0650

Malfunction Indicator Lamp (MIL) Control Circuit

Trouble Code Conditions: DTC is set if the PCM detects that the MIL line is open or shorted to ground or battery line. Driver stage check.

Possible Causes:



Open or short between MIL and PCM
 
Contact resistance in connectors
 
Burned out MIL bulb
 

Trouble Code: P0700

Transmission Control System Signal

Trouble Code Conditions: Key on or engine running, and the PCM received a signal from the TCM that indicating an internal problem with the TCM had occurred.

Possible Causes:



Clear the trouble codes and retest for this trouble code. If the same trouble code resets, the TCM may have failed.
 

Trouble Code: P1505

Idle Charge Actuator Signal Low of Coil #1

Trouble Code Conditions: The PCM sets a DTC if the ICAV (open) control circuit is open or short to ground. Driver stage check.

Possible Causes:



Open or short to ground in harness
 
Contact resistance in connectors
 
Faulty ICA valve
 

Trouble Code: P1506

Idle Charge Actuator Signal High of Coil #1

Trouble Code Conditions: The PCM sets a DTC if the ICAV (open) control circuit is short to battery. Driver stage check.

Possible Causes:



Short to battery in harness
 
Contact resistance in connectors
 
Faulty ICA valve
 

Trouble Code: P1507

Idle Charge Actuator Signal Low of Coil #2

Trouble Code Conditions: The PCM sets a DTC if the ICAV (open) control circuit is open or short to ground. Driver stage check.

Possible Causes:



Open or short to ground in harness
 
Contact resistance in connectors
 
Faulty ICA valve
 

Trouble Code: P1508

Idle Charge Actuator Signal High of Coil #2

Trouble Code Conditions: The PCM sets a DTC if the ICAV (open) control circuit is short to battery. Driver stage check.

Possible Causes:



Short to battery in harness
 
Contact resistance in connectors
 
Faulty ICA valve
 

 
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