Honda Cars 2007-2008

2.2L L4 VIN - Std 3

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Trouble Code: P1298



Electrical Load Detector (ELD) Circuit High Voltage

Possible Causes:



Blown fuse
 
Poor connections or loose terminals at the ELD and the PCM
 
"Open" circuit between the fuse in the under-dash fuse/relay box and the ELD
 
"Open" in the wire between the ELD and ground
 
Faulty left side engine compartment wire harness
 
PCM may need to be updated with the latest software
 
Faulty PCM
 

Trouble Code: P1454



Fuel Tank Pressure (FTP) Sensor Circuit Range/Performance Problem

Possible Causes:



Poor connections or loose terminals at the FTP sensor, the EVAP canister vent shut valve, and the PCM
 
Blockage in the EVAP canister, canister filter, vent hoses, and drain joint,
 
Blockage in the FTP sensor air tube or vent
 
Faulty FTP sensor
 
Faulty EVAP canister vent shut valve
 

Trouble Code: P1683



Throttle Valve Default Position Spring Performance Problem

Possible Causes:



Poor connections or loose terminals at the throttle body and the PCM
 
Faulty throttle body
 

Trouble Code: P1684



Throttle Valve Return Spring Performance Problem

Possible Causes:



Poor connections or loose terminals at the throttle body and the PCM
 
Faulty throttle body
 

Trouble Code: P2101



Electronic Throttle Control System (ETCS) Malfunction (Includes Hybrid Models)

Possible Causes:



Dirty throttle body
 
Poor connections or loose terminals at the throttle body and the PCM
 
"Open" circuit between the throttle body and the PCM
 
Faulty throttle body
 
PCM needs to be updated with the latest software
 
Faulty PCM
 

Trouble Code: P2108



Throttle Actuator Control Module Problem

Possible Causes:



Poor connections or loose terminals at the throttle body, the throttle actuator control module and the PCM
 
Faulty throttle actuator control module
 

Trouble Code: P2118



Throttle Actuator Current Range/Performance Problem

Possible Causes:



Poor connections or loose terminals at the throttle body and the PCM
 
"Short" circuit between the PCM (ETCSM-line) and (ETCSM+line)
 
Faulty throttle body
 
Faulty throttle actuator control module
 
PCM may need to be updated with the latest software
 
Faulty PCM
 

Trouble Code: P2122



APP Sensor A or 1 (TP Sensor D) Circuit Low Voltage (Includes Hybrid Models)

Possible Causes:



Poor connections or loose terminals at APP sensor A and the PCM
 
"Open" or "Short" circuit between the PCM and APP sensor A
 
Faulty APP sensor
 
Faulty accelerator pedal module
 
PCM needs to be updated with the latest software
 
Faulty PCM
 

Trouble Code: P2123



APP Sensor A or 1 (TP Sensor D) Circuit High Voltage (Includes Hybrid Models)

Possible Causes:



Poor connections or loose terminals at APP sensor A and the PCM
 
"Open" circuit between the PCM and APP sensor A
 
Faulty APP sensor
 
Faulty accelerator pedal module
 
PCM needs to be updated with the latest software
 
Faulty PCM
 

Trouble Code: P2127



APP Sensor B or 2 (Throttle Position (TP) Sensor E) Circuit Low Voltage (Includes Hybrid Models)

Possible Causes:



Poor connections or loose terminals at APP sensor B and the PCM
 
"Open" or "Short" circuit between the PCM and APP sensor B
 
Faulty accelerator pedal module
 
Faulty APP sensor
 
PCM needs to be updated with the latest software
 
Faulty PCM
 

Trouble Code: P2128



APP Sensor B or 2 (Throttle Position (TP) Sensor E) Circuit High Voltage (Includes Hybrid Models)

Possible Causes:



Poor connections or loose terminals APP sensor B and the PCM
 
"Open" circuit between the PCM and APP sensor B
 
Faulty accelerator pedal module
 
Faulty APP sensor
 
PCM may need to be updated with the latest software
 
Faulty PCM
 

Trouble Code: P2135



Throttle Position (TP) Sensor A/B or 1/2 Incorrect Voltage Correlation (Includes Hybrid Models)

Possible Causes:



Poor connections or loose terminals at the throttle body and the PCM
 
"Short" circuit between the PCM (TPSA line) and the (TPSB line)
 
Faulty throttle body
 
PCM may need to be updated with the latest software
 
Faulty PCM
 

Trouble Code: P2138



APP Sensor A/B or 1/2 (Throttle Position (TP) Sensor D/E) Incorrect Voltage Correlation (Includes Hybrid Models)

Possible Causes:



Poor connections or loose terminals at the APP sensor and the PCM
 
"Short" circuit between PCM (APSA line) and (APSB line)
 
Faulty accelerator pedal module
 
PCM needs to be updated with the latest software
 
Faulty PCM
 

Trouble Code: P2176



Throttle Actuator Control System Idle Position Not Learned (Includes Hybrid Models)

Possible Causes:



Dirty throttle body
 
Poor connections or loose terminals at the throttle body and the PCM
 
"Open" circuit between the throttle body and the PCM
 
Faulty throttle body
 
PCM may need to be updated with the latest software
 
Faulty PCM
 

Trouble Code: P2183



Engine Coolant Temperature (ECT) Sensor 2 Circuit Range/Performance Problem (Includes Hybrid Models)

Possible Causes:



Poor connections or loose terminals at ECT sensor 1, ECT sensor 2, and the PCM
 
Faulty ECT sensor 1
 
Faulty ECT sensor 2
 

Trouble Code: P2184



Engine Coolant Temperature (ECT) Sensor 2 Circuit Low Voltage (Includes Hybrid Models)

Possible Causes:



Poor connections or loose terminals at ECT sensor 2 and the PCM
 
"Short" in the wire between ECT sensor 2 and the PCM
 
Faulty ECT sensor 2
 
PCM may need to be updated with the latest software
 
Faulty PCM
 

Trouble Code: P2185



Engine Coolant Temperature (ECT) Sensor 2 Circuit High Voltage (Includes Hybrid Models)

Possible Causes:



Poor connections or loose terminals at ECT sensor 2 and the PCM
 
"Open" in the wire between the PCM and ECT sensor 2
 
Faulty ECT sensor 2
 
PCM may need to be updated with the latest software
 
Faulty PCM
 

Trouble Code: P2195



A/F Sensor (Sensor 1) Signal Stuck Lean (Includes Hybrid Models)

Possible Causes:



Dirty or Faulty MAF sensor/IAT sensor (If equipped)
 
Loose A/F sensor
 
Poor connections or loose terminals at the A/F sensor (Sensor 1) and the PCM
 
Faulty A/F sensor (Sensor 1)
 
PCM may need to be updated with the latest software
 
Faulty PCM
 

Trouble Code: P2227



Barometric Pressure (BARO) Sensor Circuit Range/Performance Problem

Possible Causes:



Dirty air cleaner element
 
Faulty BARO sensor
 
PCM needs to be updated with the latest software
 
Faulty PCM
 

Trouble Code: P2228



Barometric Pressure (BARO) Sensor Circuit Low Voltage

Possible Causes:



Poor connections or loose terminals at the PCM
 
Faulty BARO sensor
 
PCM needs to be updated with the latest software
 
Faulty PCM
 

Trouble Code: P2229



Barometric Pressure (BARO) Sensor Circuit High Voltage

Possible Causes:



Faulty BARO sensor
 
PCM may need to be updated with the latest software
 
Faulty PCM
 

Trouble Code: P2238



Air/Fuel Ratio (A/F) Sensor (Sensor 1) AFS- Circuit Low Voltage

Possible Causes:



Poor connections or loose terminals at the A/F sensor (Sensor 1) and the PCM
 
"Short" circuit between the PCM and the A/F sensor (Sensor 1)
 
Faulty A/F sensor (Sensor 1)
 
PCM may need to be updated with the latest software
 
Faulty PCM
 

Trouble Code: P2252



Air/Fuel Ratio (A/F) Sensor (Sensor 1) AFS- Circuit Low Voltage

Possible Causes:



Poor connections or loose terminals at the A/F sensor (Sensor 1) and the ECM/PCM
 
"Short" in the wire between the ECM/PCM and the A/F sensor (Sensor 1)
 
Faulty A/F sensor (Sensor 1)
 
PCM may need to be updated with the latest software
 
Faulty ECM/PCM
 

Trouble Code: P2270



Secondary HO2S (Sensor 2) Circuit Signal Stuck Lean

Possible Causes:



Poor connections or loose terminals at the secondary HO2S (Sensor 2) and the PCM
 
Faulty secondary HO2S (Sensor 2)
 

Trouble Code: P2271



Secondary HO2S (Sensor 2) Circuit Signal Stuck Rich

Possible Causes:



Poor connections or loose terminals at the secondary HO2S (Sensor 2) and the PCM
 
Faulty secondary HO2S (Sensor 2)
 

Trouble Code: P2279



Intake Air System Leak

Possible Causes:



Vacuum leaks at the PCV valve, the PCV hose, the purge (PCS) line, the throttle body, the intake manifold, and the brake booster hose
 
Incorrect camshaft timing
 

Trouble Code: P2422



EVAP Canister Vent Shut Valve Close Malfunction

Possible Causes:



Poor connections or loose terminals at the FTP sensor, the EVAP canister vent shut valve, and the PCM
 
Blockage in the EVAP canister, canister filter, vent hoses, and drain joint,
 
Blockage in the FTP sensor air tube or vent
 
Faulty FTP sensor
 
Faulty EVAP canister vent shut valve
 

Trouble Code: P2552



Throttle Actuator Control Module Relay Malfunction

Possible Causes:



Poor connections or loose terminals at the throttle actuator control module relay, the throttle actuator control module, and the PCM
 
Faulty throttle actuator control module relay
 
"Short" circuit between the throttle actuator control module relay and the PCM
 
PCM may need to be updated with the latest software
 
Faulty PCM
 

Trouble Code: P2610



ECM/PCM Ignition Off Internal Timer Malfunction

Possible Causes:



ECM/PCM needs to be updated with the latest software
 
Faulty ECM/PCM
 

Trouble Code: P2646



Rocker Arm Oil Pressure Switch (VTEC Oil Pressure Switch) Circuit Low Voltage

Possible Causes:



Low engine oil or faulty oil pressure
 
Poor connections or loose terminals at the rocker arm oil pressure switch, the rocker arm oil control solenoid, and the PCM
 
"Short" circuit between the PCM and the rocker arm oil pressure switch
 
Faulty rocker arm oil pressure switch
 
Faulty rocker arm oil control solenoid
 
Faulty rocker arm
 

Trouble Code: P2647



Rocker Arm Oil Pressure Switch (VTEC Oil Pressure Switch) Circuit High Voltage

Possible Causes:



Low oil level
 
Low oil pressure
 
"Open" in the wire between the rocker arm oil pressure switch and ground
 
Poor connections or loose terminals at the rocker arm oil pressure switch, the rocker arm oil control solenoid, and the PCM
 
"Open" circuit between the PCM and the rocker arm oil pressure switch
 
Faulty rocker arm oil pressure switch
 
Faulty rocker arm oil control solenoid assembly
 
PCM needs to be updated with the latest software
 
Faulty PCM
 

Trouble Code: P2648



Rocker Arm Oil Control Solenoid (VTEC Solenoid Valve) Circuit Low Voltage

Possible Causes:



Poor connections or loose terminals at the rocker arm oil control solenoid and the PCM
 
"Short" circuit between the PCM and the rocker arm oil control solenoid
 
Faulty rocker arm oil control solenoid
 
PCM needs to be updated with the latest software
 
Faulty PCM
 

Trouble Code: P2649



Rocker Arm Oil Control Solenoid (VTEC Solenoid Valve) Circuit High Voltage

Possible Causes:



Poor connections or loose terminals at the rocker arm oil control solenoid and the PCM
 
"Open" circuit between the PCM and the rocker arm oil control solenoid
 
Faulty rocker arm oil control solenoid
 
PCM may need to be updated with the latest software
 
Faulty PCM
 

Trouble Code: P2A00



Air/Fuel Ratio (A/F) Sensor (Sensor 1) Circuit Range/Performance Problem

Possible Causes:



Poor connections or loose terminals at the A/F sensor (Sensor 1) and the ECM/PCM
 
Faulty A/F sensor (Sensor 1)
 

Trouble Code: U0107



Lost Communication With Throttle Actuator Control Module

Possible Causes:



Poor connections or loose terminals at the throttle body, the throttle actuator control module relay, the throttle actuator control module, and the PCM
 
"Open" in the wire between the PCM and ground
 
"Open" or "Short" circuit between the throttle actuator control module and the PCM
 
PCM may need to be updated with the latest software
 
Faulty PCM
 

Trouble Code: U0122



F-CAN A Malfunction (Powertrain Control Module (PCM)-VSA Modulator-Control Unit) (PGM-FI System)

Possible Causes:



Poor connections or loose terminals at the VSA modulator-control unit and the PCM
 
"Open" circuit between the PCM and the VSA modulator-control unit
 
VSA modulator-control unit needs to be updated with the latest software
 
Faulty VSA modulator-control unit
 

 
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