Having idle issues with your Infiniti QX4 ECU?
QX4 ECU Repair and Return Service is $250.
includes return shipping - 5 year warranty.
We do not normally keep repairs more than a day or so.
This page is specifically about Infiniti QX4 ECUs, usually 2000 - 03 range, that have been damaged by the Idle Air Control Valve shorting out, often burning the circuit board.
Usually the Infiniti QX4 ECU that
has been damaged by the IAC will still be in repairable condition.
It depends on the extent of the damage to the ECU, some are worse than others, but most units can be restored.
You must Replace failed IAC with brand new Hitachi IAC
or the overhauled ECU you receive back from us
would be damaged by it after re-installation.
Send your QX4 ECU to us at the address below,
please tape a note to it with your name & phone #,
include a brief description of your symptoms.
Please don't send us your mounting brackets,
just the ECU like the pic above.
After it arrives we will inspect it and call you to notify you.
No reprogramming is needed when re installing your ECU
We charge $35. for inspection plus return shipping cost
If your ECU is not repairable for what ever reason,...
We have Rebuilt ECUs for Infiniti QX4 in stock.
you can send in your original ECU and we will transfer the
security programming for you at no additional charge.
This way you will not have to deal with any reprogramming,
which can be expensive and sometimes problematic.
Buy from us and eliminate the need for reprogramming
Infiniti QX4 ECUs that are frequently damaged by failing idle air controller on the 2000 to 2003 QX4 models