2005 TOYOTA TACOMA 2.7L 4X2 A/T ECU ECM PCM ENGINE COMPUTER 89661-04A21 ✅TESTED✅
89661-04A21 - You must match this exactly!
- You must match your part number exactly as seen above. If any numbers are off compared to your original it will not work properly.
- Ecu will fit 2005 Tacoma automatic transmission models with an exact part number match.
- ECU will require programming.
- 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:
- Reference Voltage Good!
- ECU powered up and has communication!
- ECU fuel pump/main relay test good!
- ECU injectors/coils test good and much more!
- 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.
- ECU will now require programming to your vehicle and is not plug and play.
Pins perfect, none are broken or bent
Warranty / Optional Core Return
This ECM comes with a 3 month warranty from the date of purchase. Please keep a copy of your purchase record which we will send with your item.
If you would like to send your ecu back for a $20 core refund please let us know during checkout and we will include a prepaid return label with your purchase. Once the core returns we will issue your partial refund promptly. It's that simple. This is optional and you are not obligated to participate.