This auction is for a Syltech supplied GENUINE VDO Continental Flex Fuel Ethanol Content Sensor SE1004S (PN: 13507129 (eplaces 13577429) imported from the U.S. from a certified VDO parts distributor.  This sensor is not only OEM replacement parts but for use with aftermarket engine control computers such as Haltech, Link, Motec, Autronic etc. to measure fuel temperature and ethanol content within the engine's fuel system. All Syltech supplied sensors come with calibration datasheets, AN6 Quick Connect Fittings, appropriate connector plug and uncrimped pins for easy installation. If you do not require the Quick Connect fittings please check our other items to save!


All sensors are baseline bench tested to ensure no DOA faults. This model is backwards compatible with the older style models IE: 13577379, 13577394 etc. and can be used for OEM replacements if necessary.




This item includes:


1x GENUINE VDO Continental Flex Fuel Sensor PN: SE1004S, OEM: 13507129 (replaces 13577429)


1x Connector w/ Pins (3), Seals (3) & Back pin lock.


2x AN6 Quick Connect Fittings


1x Datasheet for appropriate calibration.


1x 2 Piece Stainless Steel Mounting bracket w/ Rubber Grommets (2)



Datasheet Notes:


Type: Flex Fuel Sensor


Connection: 3 Wire


Power: 12VDC


Barb: 3/8" (Push On/Quick Connect Lock Fuel Adapter Compatible)


Maximum Flow: 400LPH


Operating Temperature: -40 to 150°C


Sensor Output Pull-Up Resistor: 2.2 - 10.0kΩ


Output: Ethanol Content   % = [Frequency (Hz) - 50]


        Fuel Temperature °C = [41.5 * Pulsewidth(ms)] - 81.25



Any further questions or bulk purchases please do not hesitate to contact us!




Keywords: Continental 13577429, Flex, GM, Ethanol, E85, Plug, Connector, Socket, 3 Pin, Switch, Oil, Fuel, Press, Pressure, 150 PSI, 10 Bar, 5v, 5 volt, Sensor, Sender, Signal, Gauge, Syltech, Defi, Haltech, Megasquirt, Autronic, Vipec, Link, Delphi, Ti, Motec, Microtec, Blackbox, ECU, Aftermarket, JZ, RB, CA, SR, EJ, 13577379, 13577394, 13577429, VDO, SE1004S


International Buyers – Please Note: 


Import duties, taxes, and charges are not included in the item price or shipping cost. These charges are the buyer's responsibility.


Please check with your country's customs office to determine what these additional costs will be prior to bidding or buying.