View Full Version : Fiesta 2006 immo light blinking.
rob h
12th May, 2025, 11:17 AM
Hello guys
A 2006 Ford Fiesta, 2002-2009 series.
At times, it fail to start. And Immo light kept blinking.
Today, it starts fine.
No dtc present. How can this be?
Should there be a dtc stored?
Ic and pcm both cmdtcs are without any.
Most common is ic.
And reading coil itself.
Both would have stored something?
kiszka
12th May, 2025, 11:19 AM
Hello guys
A 2006 Ford Fiesta, 2002-2009 series.
At times, it fail to start. And Immo light kept blinking.
Today, it starts fine.
No dtc present. How can this be?
Should there be a dtc stored?
Ic and pcm both cmdtcs are without any.
Most common is ic.
And reading coil itself.
Both would have stored something?
you don't happen to remember what errors you have in your ecu and dash
rob h
12th May, 2025, 11:24 AM
First time, i visit this car.
Out of a 100 times, it fails to start.
A few attempts, and it starts again.
She did not visit any other repair shop.
No dtc erased by others.
Does Ford erase dtc memory, after a certain time?
Only thing they might have touch, is the reading coil. By re-inserting key, it might have done something, in the coil, or connector
kiszka
12th May, 2025, 11:29 AM
First time, i visit this car.
Out of a 100 times, it fails to start.
A few attempts, and it starts again.
She did not visit any other repair shop.
No dtc erased by others.
Does Ford erase dtc memory, after a certain time?
Only thing they might have touch, is the reading coil. By re-inserting key, it might have done something, in the coil, or connector
at the moment when it doesn't start, try reading the errors
Ford does not erase errors, but there are faults in which it cannot save errors
there is also a possibility that the errors have been disabled and are not being saved
rob h
12th May, 2025, 11:42 AM
I just spoke to the owner.
2 days ago it fail to start.
And it seems, when pulling away or coming to a full stop.
The engine often cuts out.
So, engine wiring or pcm would be my guess.
Still puzzled, not having any dtc.
I will drive it, and see for myself.
Maybe i can experience it myself
At least I can rule out immo
6s61-12a650-md ecu 1.6L gasoline
mvekaz
12th May, 2025, 02:59 PM
Take dashboard out and resolder connector.
rob h
12th May, 2025, 05:27 PM
Immo will not stall a running car.
The first 6 months she owned the car it was fine.
Since boht: The not starting at times, and stalling occurred.
Not leaving any dtc,
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