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    1987 Ford Country Squire 5.0L FI 8cyl

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    1980 HARLEM AVE
    (708) 442-6770

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    BMW Cars 1999-06

    3.0L L6 - Auto 15

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    Trouble Code: P3025



    O2S Sensor Initialization Error WRAF-IC (Bank 2 Sensor 1)

    Possible Causes:



    Internal HW fault in control module
     
    Replace control module
     

    Trouble Code: P3026



    O2 Sensor Operating Temperature Not Reached Bank 1 Sensor 1

    Possible Causes:



    Oxygen sensor heater for oxygen sensor (HO2S) before catalytic converter is faulty
     
    O2S is contaminated (due to presence of silicone in fuel)
     
    O2S signal and ground circuit wires crossed in wiring harness
     
    O2S signal circuit is shorted to sensor or chassis ground
     
    O2S element before the catalytic converter has failed (internal short condition)
     
    Leaks present in the exhaust manifold or exhaust pipes
     

    Trouble Code: P3027



    O2 Sensor Operating Temperature Not Reached Bank 2 Sensor 1

    Possible Causes:



    Oxygen sensor heater for oxygen sensor (HO2S) before catalytic converter is faulty
     
    O2S is contaminated (due to presence of silicone in fuel)
     
    O2S signal and ground circuit wires crossed in wiring harness
     
    O2S signal circuit is shorted to sensor or chassis ground
     
    O2S element before the catalytic converter has failed (internal short condition)
     
    Leaks present in the exhaust manifold or exhaust pipes
     

    Trouble Code: P3028



    O2 Sensor Heater Control No Activity Detected Bank 1 Sensor 1

    Possible Causes:



    Oxygen sensor heater for oxygen sensor (HO2S) before catalytic converter is faulty
     
    O2S is contaminated (due to presence of silicone in fuel)
     
    O2S signal and ground circuit wires crossed in wiring harness
     
    O2S signal circuit is shorted to sensor or chassis ground
     
    O2S element before the catalytic converter has failed (internal short condition)
     
    Leaks present in the exhaust manifold or exhaust pipes
     

    Trouble Code: P3029



    O2 Sensor Heater Control No Activity Detected Bank 2 Sensor 1

    Possible Causes:



    Oxygen sensor heater for oxygen sensor (HO2S) before catalytic converter is faulty
     
    O2S is contaminated (due to presence of silicone in fuel)
     
    O2S signal and ground circuit wires crossed in wiring harness
     
    O2S signal circuit is shorted to sensor or chassis ground
     
    O2S element before the catalytic converter has failed (internal short condition)
     
    Leaks present in the exhaust manifold or exhaust pipes
     

    Trouble Code: P3037



    O2S Sensor Positive Current Control Circuit/Open Circuit (Bank 1 Sensor 1)

    Possible Causes:



    Check plugs
     
    Check wiring harness
     
    Replace sensor
     

    Trouble Code: P3200



    Power CAN, CAN Chip Defective

    Possible Causes:



    CAN data bus wires have short circuited to each other
     
    ECU has failed
     
    BUS system failure
     
    Defective bus controller (EGS)
     

    Trouble Code: P3201



    Power CAN, DPRAM-CAN Chip Defective

    Possible Causes:



    CAN data bus wires have short circuited to each other
     
    ECU has failed
     
    BUS system failure
     
    Defective bus controller (EGS)
     

    Trouble Code: P3202



    Powertrain CAN, CAN Chip Cut-Off

    Possible Causes:



    CAN data bus wires have short circuited to each other
     
    ECU has failed
     
    BUS system failure
     
    Defective bus controller (EGS)
     

    Trouble Code: P3203



    Local CAN, LoCAN Chip Defective

    Possible Causes:



    CAN data bus wires have short circuited to each other
     
    ECU has failed
     
    BUS system failure
     
    Defective bus controller (EGS)
     

    Trouble Code: P3204



    Local CAN, DPRAM-LoCAN Chip Defective

    Possible Causes:



    CAN data bus wires have short circuited to each other
     
    ECU has failed
     
    BUS system failure
     
    Defective bus controller (EGS)
     

    Trouble Code: P3205



    Local CAN, DPRAM-LoCAN Chip Cut-Off

    Possible Causes:



    CAN data bus wires have short circuited to each other
     
    ECU has failed
     
    BUS system failure
     
    Defective bus controller (EGS)
     

    Trouble Code: P3206



    CAN Timeout ARS

    Possible Causes:



    CAN data bus wires have short circuited to each other
     
    ECU has failed
     
    BUS system failure
     
    Defective bus controller (EGS)
     

    Trouble Code: P3207



    CAN Message Monitoring ARS No Signal

    Possible Causes:



    CAN data bus wires have short circuited to each other
     
    ECU has failed
     
    BUS system failure
     
    Defective bus controller (EGS)
     

    Trouble Code: P3208



    CAN Message Monitoring ARS Plausibility

    Possible Causes:



    CAN data bus wires have short circuited to each other
     
    ECU has failed
     
    BUS system failure
     
    Defective bus controller (EGS)
     

    Trouble Code: P3209



    CAN Message Monitoring ASC/DSC Alive Check Malfunction

    Possible Causes:



    CAN data bus wires have short circuited to each other
     
    ECU has failed
     
    BUS system failure
     
    Defective bus controller (EGS)
     

    Trouble Code: P3210



    CAN Message Monitoring ASC/DSC Plausibility

    Possible Causes:



    CAN data bus wires have short circuited to each other
     
    ECU has failed
     
    BUS system failure
     
    Defective bus controller (EGS)
     

    Trouble Code: P3211



    CAN Message Monitoring CAS No Signal

    Possible Causes:



    CAN data bus wires have short circuited to each other
     
    ECU has failed
     
    BUS system failure
     
    Defective bus controller (EGS)
     

    Trouble Code: P3212



    CAN Message Monitoring CAS Plausibility

    Possible Causes:



    CAN data bus wires have short circuited to each other
     
    ECU has failed
     
    BUS system failure
     
    Defective bus controller (EGS)
     

    Trouble Code: P3213



    CAN Message Monitoring ETC Alive Check Malfunction

    Possible Causes:



    CAN data bus wires have short circuited to each other
     
    ECU has failed
     
    BUS system failure
     
    Defective bus controller (EGS)
     

    Trouble Code: P3214



    CAN Message Monitoring ETC Plausibility

    Possible Causes:



    CAN data bus wires have short circuited to each other
     
    ECU has failed
     
    BUS system failure
     
    Defective bus controller (EGS)
     

    Trouble Code: P3215



    CAN Message Monitoring IHKA (Automatic Heating and Air Conditioning) No Signal

    Possible Causes:



    CAN data bus wires have short circuited to each other
     
    ECU has failed
     
    BUS system failure
     
    Defective bus controller (EGS)
     

    Trouble Code: P3216



    CAN Timeout Instrument Pack

    Possible Causes:



    CAN data bus wires have short circuited to each other
     
    ECU has failed
     
    BUS system failure
     
    Defective bus controller (EGS)
     

    Trouble Code: P3217



    CAN Message Monitoring Instrument Pack Plausibility

    Possible Causes:



    CAN data bus wires have short circuited to each other
     
    ECU has failed
     
    BUS system failure
     
    Defective bus controller (EGS)
     

    Trouble Code: P3219



    CAN Message Monitoring SZL (Switch Cluster Steering Column) Alive Check Malfunction

    Possible Causes:



    CAN data bus wires have short circuited to each other
     
    ECU has failed
     
    BUS system failure
     
    Defective bus controller (EGS)
     

    Trouble Code: P3220



    CAN Message Monitoring SZL (Switch Cluster Steering Column) No Signal

    Possible Causes:



    CAN data bus wires have short circuited to each other
     
    ECU has failed
     
    BUS system failure
     
    Defective bus controller (EGS)
     

    Trouble Code: P3221



    CAN Message Monitoring SZL (Switch Cluster Steering Column) Plausibility

    Possible Causes:



    CAN data bus wires have short circuited to each other
     
    ECU has failed
     
    BUS system failure
     
    Defective bus controller (EGS)
     

    Trouble Code: P3223



    Generator Mechanical Error

    Possible Causes:



    Wires have short circuited to each other
     
    ECU has failed
     
    Generator failure or installed incorrectly
     

    Trouble Code: P3225



    Generator Communication Error

    Possible Causes:



    Wires have short circuited to each other
     
    ECU has failed
     
    Generator failure
     

    Trouble Code: P3226



    E-Box Control Circuit Fan High

    Possible Causes:



    Wires have short circuited to each other
     
    ECU has failed
     
    Generator failure
     

    Trouble Code: P3227



    E-Box Control Circuit Fan Low

    Possible Causes:



    Wires have short circuited to each other
     
    ECU has failed
     
    Generator failure
     

    Trouble Code: P3228



    E-Box Control Circuit Open Circuit

    Possible Causes:



    Wires have short circuited to each other
     
    ECU has failed
     
    Generator failure
     

    Trouble Code: P3231



    Control Module Monitoring Error Response Plausibility

    Possible Causes:



    Battery terminal corrosion, loose battery connection, or faulty
     
    Connection to the DME interrupted, or the circuit has been opened
     
    Reprogramming error has occurred
     
    and needs replacement.
     
    Voltage supply for Engine Control Module (DME) is faulty
     

    Trouble Code: P3232



    Control Module Monitoring Ignition Timing Plausibility

    Possible Causes:



    Battery terminal corrosion, loose battery connection, or faulty
     
    Connection to the DME interrupted, or the circuit has been opened
     
    Reprogramming error has occurred
     
    and needs replacement.
     
    Voltage supply for Engine Control Module (DME) is faulty
     

    Trouble Code: P3233



    Control Module Monitoring Relative Charge Plausibility

    Possible Causes:



    Battery terminal corrosion, loose battery connection, or faulty
     
    Connection to the DME interrupted, or the circuit has been opened
     
    Reprogramming error has occurred
     
    and needs replacement.
     
    Voltage supply for Engine Control Module (DME) is faulty
     

    Trouble Code: P3236



    Control Module Monitoring Injection Time Relative Fuel Quantity Plausibility

    Possible Causes:



    Battery terminal corrosion, loose battery connection, or faulty
     
    Connection to the DME interrupted, or the circuit has been opened
     
    Reprogramming error has occurred
     
    and needs replacement.
     
    Voltage supply for Engine Control Module (DME) is faulty
     

    Trouble Code: P3237



    Control Module Monitoring Fuel Correction Error

    Possible Causes:



    Battery terminal corrosion, loose battery connection, or faulty
     
    Connection to the DME interrupted, or the circuit has been opened
     
    Reprogramming error has occurred
     
    and needs replacement.
     
    Voltage supply for Engine Control Module (DME) is faulty
     

    Trouble Code: P3238



    Control Module Monitoring TPU Chip Defective

    Possible Causes:



    Battery terminal corrosion, loose battery connection, or faulty
     
    Connection to the DME interrupted, or the circuit has been opened
     
    Reprogramming error has occurred
     
    and needs replacement.
     
    Voltage supply for Engine Control Module (DME) is faulty
     

    Trouble Code: P3247



    Internal Control Module NVRAM Backup Error

    Possible Causes:



    Battery terminal corrosion, loose battery connection, or faulty
     
    Connection to the DME interrupted, or the circuit has been opened
     
    Reprogramming error has occurred
     
    and needs replacement.
     
    Voltage supply for Engine Control Module (DME) is faulty
     

    Trouble Code: P3300



    Ignition Coil Cylinder 1 High Input or None-Impedance

    Possible Causes:



    Engine speed (RPM) sensor has failed
     
    Camshaft Position (CMP) sensor has failed
     
    Power Supply Relay is shorted to an open circuit
     
    There is a malfunction in voltage supply
     
    Ignition coilpack is damaged or it has failed
     
    Cylinder 1 to 4 Fuel Injector(s) have failed
     

     
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