Part Number

F87F-12A650-AVB - You must match this!

Fitment/Interchange

This ecu will interchange or replace the following ecu part numbers on 1998 and 1999 Ford Explorer and Mercury Mountaineer 5.0L models : F77F-12A650-BLC

Tech Notes

ECU has been tested with our state of the art vehicle simulator which tests over 25 circuits of the ECU! Some of those are listed below:
• ECU powered up and has communication!
• ECU has 5V reference and ground!
• ECU injectors/coils tested good and much more!
• ECT, IAT, CHT, TPS, DPFE and FTP sensor circuits all test good!
• ECU fuel pump/speen relay tested good!
• ECU shift, purge, vend and EVR solenoid circtuis all test good!
• ECU O2 heaters and IAC circuts test good!

Install Notes

• Disconnect the negative terminal of the battery. Make sure the battery connector is not touching the battery post.
• Disconnect and remove the module to be replaced.
• Install and connect the replacement module.
• Connect the negative terminal of the battery then start the vehicle.

Item Condition

• Mounting points are all open and intact
• Pins perfect, none are broken or bent
• Lock tabs in place
• Connector plastic may have minor chip but pins, guides and lock tabs are in place.

Warranty

This ECM comes with a 90 day warranty from the date of purchase. Please keep a copy of your purchase record which we will send with your item.