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  1. I

    About EGR, PCV, DPFF, EVAP, IAT, TPS, MAF

  2. I

    CD Player to Aux input

    You can solder a aux code to your cd player/tape output for 3 bucks if you want to do that.
  3. I

    About EGR, PCV, DPFF, EVAP, IAT, TPS, MAF

    Make sure the sensor is plugged in and the ignition is off. Test 2: Checking Resistance in OHM's Set you DMM to the 200K Ohm setting.... Ground the negative prob of the DMM to the battery and prob the Solid grey wire to check for resistance (in ohms). I checked with the 2Mil Ohm setting as...
  4. I

    About EGR, PCV, DPFF, EVAP, IAT, TPS, MAF

    Once all the parts are clean, make sure to clean off the Valve Cover opening for the gromment and replace it. I used a little bit of sealant around the grommet and PCV Valve to help, mainly bevause these should be replaced whenever you do a change. Along with the hoses connecting them to the...
  5. I

    About EGR, PCV, DPFF, EVAP, IAT, TPS, MAF

    On acceleration far more fuel and air move through the engine and intake manifold vacuum is much lower. Air introduced by the PCV valve has much less influence on the fuel-air mixture. Low intake manifold vacuum allows the valve to move to a more central position. In this position the system...
  6. I

    About EGR, PCV, DPFF, EVAP, IAT, TPS, MAF

    2) EVAP- Evaporative Emissions Control System How it works; The Evaporative System (EVAP) prevents the fuel vapors from the fuel tank from escaping into the atmosphere. The fuel vapors from the fuel tank get trapped in the charcoal canister; the charcoal canister is filled with small pellets...
  7. I

    About EGR, PCV, DPFF, EVAP, IAT, TPS, MAF

    Under construction! How to check sensors and valves that may be causing issues. Note: This is not inclusive, but can be a good guide for beginners. Before I begin to explain any of this, it is important to understand how your internal combustion engine works. Your 97-03 is not as...
  8. I

    Codes and causes

    P1829 Transmission Transfer Case Counter Clockwise Shift Relay Coil Open Circuit P1830 Transmission Transfer Case Counter Clockwise Shift Relay Coil Short Circuit To Battery P1831 Transmission Transfer Case Counter Clockwise Shift Relay Coil Short Circuit To Ground P1832 Transmission Transfer...
  9. I

    Codes and causes

    P1760 Pressure Control Solenoid "A" Short Circuit P1761 Shift Solenoid C Performance P1762 Overdrive Band Failed Off P1765 Timing Solenoid Circuit Malfunction P1767 Torque Converter Clutch Circuit Malfunction P1768 Performance / Normal / Winter Mode Input Malfunction P1769 AG4 Transmission...
  10. I

    Codes and causes

    P1685 Metering Oil Pump Stepping Motor Circuit Malfunction P1686 Metering Oil Pump Stepping Motor Circuit Malfunction P1687 Metering Oil Pump Stepping Motor Circuit Malfunction P1688 Metering Oil Pump Stepping Motor Circuit Malfunction P1689 Oil Pressure Control Solenoid Circuit Malfunction...
  11. I

    Codes and causes

    P1602 Immobilizer/ECM Communication Error P1603 EEPROM Malfunction P1604 Code Word Unregestered P1605 Keep Alive Memory Test Failure P1606 ECM Control Relay O/P Circuit Malfunction P1607 MIL O/P Circuit Malfunction P1608 Internal ECM Malfunction P1609 Diagnostic Lamp Driver Fault P1610...
  12. I

    Codes and causes

    P1506 Idle Air Control Overspeed Error P1507 Idle Air Control Underspeed Error P1508 Idle Control System Circuit Open P1509 Idle Control System Circuit Shorted P1510 Idle Signal Circuit Malfunction P1511 Idle Switch (Electric Control Throttle) Circuit Malfunction P1512 Intake Manifold Runner...
  13. I

    Codes and causes

    P14 Seat Position Hall Sensor Feedback Failure P1400 DPFE Circuit Low Input P1401 DPFE Circuit High Input P1402 EGR Metering Orifice Restricted P1403 DPFE Sensor Hoses Reversed P1404 IAT - B Circuit Malfunction P1405 DPFE Sensor Upstream Hose Off Or Plugged P1406 DPFE Sensor Downstream Hose Off...
  14. I

    Codes and causes

    P1270 Engine RPM Or Speed Limiter Reached P1271 Cylinder #1 High To Low Side Open P1272 Cylinder #2 High To Low Side Open P1273 Cylinder #3 High To Low Side Open P1274 Cylinder #4 High To Low Side Open P1275 Cylinder #5 High To Low Side Open P1276 Cylinder #6 High To Low Side Open P1277...
  15. I

    Codes and causes

    P1138 Lack Of HO2S12 Switch - Sensor Indicates Rich P1139 Water In Fuel Indicator Circuit Malfunction P1140 Water In Fuel Condition P1141 Fuel Restriction Indicator Circuit Malfunction P1142 Fuel Restriction Condition P1143 Air Assist Control Valve Range/Performance P1144 Air Assist Control...
  16. I

    Codes and causes

    P0400 Exhaust Gas Recirculation (EGR) Flow P0401 Exhaust Gas Recirculation (EGR) Flow Insufficient Detected P0402 Exhaust Gas Recirculation (EGR) Flow Excessive Detected P0403 Exhaust Gas Recirculation (EGR) Control Circuit P0405 Exhaust Gas Recirculation (EGR) Sensor A Circuit Low P0406...
  17. I

    Codes and causes

    DTC List DTC Index PCM - Powertrain Control Module P0010 Intake Camshaft Position Actuator Circuit/Open (Bank 1) P0011 Intake Camshaft Position Timing - Over-Advanced (Bank 1) P0012 Intake Camshaft Position Timing - Over-Retarded (Bank 1) P0016 Crankshaft Position - Camshaft Position...
  18. I

    Codes and causes

    P0010 Intake camshaft position actuator circuit open (bank 1) P0011 “A” Camshaft position - timing - over-advanced (bank 1) P0012 “A” Camshaft position - timing over-retarded (bank 1) P0102 Mass Airflow (MAF) sensor circuit low input P0103 Mass Airflow (MAF) sensor circuit high input P0112...
  19. I

    How to disable perimeter lighting (change to fogs or aux if you like)

    No problem bud... Glad it worked! Very simple mod! I am over on the F150 forum with the same name. I have quite a few how-to's I may post over here. Very similar foundations and wiring schematics.
  20. I

    Big 3/4 and Starter wiring

    Another side note: I Installed an extra battery and starter relay, so follow the instructions step by step, try not to follow wires, it can get confusing. Make sure to securely zip tie and shrink wrap/tape all connections and terminals. If you are interested in adding a second battery...
  21. I

    Big 3/4 and Starter wiring

    Once you have the top nut off, make sure the back bolt is secure. Then again I kept the existing wiring and doubled them up. This wire runs from the starter/block ground to your main ground (the one is step two) or you can choose to run it directly to the - (neg) battery terminal. Both...
  22. I

    Big 3/4 and Starter wiring

    The first thing you want to do whenever you work on your electrical system is disconnect the negative terminal. Here is where you want to add your post extenders if necessary (but don’t reconnect negative terminal). The main step is to find the starter relay on the firewire on the passenger...
  23. I

    Big 3/4 and Starter wiring

    Why should I do the "Big 3" and what exactly does it do I know alot of us members have quite a few electrical components running off factory wiring and our factory alternator. Hid's, Amps, Winches, Aftermarket HU's, Off Road Lights, Power inverters, CB's, etc. Hence, I thought it could...
  24. I

    How to disable perimeter lighting (change to fogs or aux if you like)

    Great.. Let us know how it work for you!
  25. I

    How to disable perimeter lighting (change to fogs or aux if you like)

    I updated it, to give members a better idea where it is at. It is not located on the bezel/dash you posted in the last picture. It is on the very top of the passenger side. Big oval piece (cant miss it)

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