New ECM, car will not crank, VIN is programmed correctly

Does a new ECM need to be reprogrammed?

In the event you need a replacement ECM, installation isn’t as simple as disconnecting the faulty module and installing a new one. Correct replacement of an electronic control module requires you to reprogram, or reflash, the module.

What happens if ECM is not programmed?

A bad ECM may lead to a vehicle that won’t or is difficult to start. If the ECM fails completely, it will leave the vehicle without engine management control, and will not start or run as a result. The engine may still crank, but it will not be able to start without the vital inputs from the computer.

Can the ECM cause no crank no start?

If your ECM can’t make adjustments to your car’s timing or air to fuel ratio, the vehicle may not start at all. Of course, there are other reasons a car may not start, including a bad starter or a blown alternator. If you’ve replaced these parts and your car won’t start, your ECM is the most likely cause.

How do you reprogram keys after replacing ECM?
Keep it there for 3 full seconds remove it you then take the second key that we sent in to you and turn to the ignition. Put it back in the same position and we're going to hold it for three seconds.

How do I reprogram my ECU at home?
So today i'm going to show you a new tool the flash 2 reprogrammer by cardone industries it reprograms the computer on your vehicle. Without taking anything off it just plugs into the dash.

Do ECU part numbers have to match?

Many ecu’s will have the same hardware number and just different software. Some part numbers are even just different calibrations for the same system. I do not know the ecu in question here to answer the questions fully but it is common to use different part numbers when replacing the ecu.

How do you flash ECM?
We got to turn that key on. And see if you can get a signal. From our flashing utility I'll be using cats win flash. So you select that where do we go to we go to tools I'm still new at this see.

How much does it cost to reprogram an ECM?

In most cases, you’ll have to pay around $80 – $150 for a Powertrain Control Module reprogramming. The process entails connecting the car’s PCM to a computer with the manufacturer’s software and then updating the PCM with the latest software.

Can you test an ECM?

How Do I Diagnose My ECM? The least invasive way to diagnose your ECM is to connect an onboard diagnostic (OBD or OBD II) tool to the diagnostic port. From there, you can scan to see if your engine computers have produced any error codes.

Do you need both keys to reprogram a PCM?

Shouldn’t need a second key at all. The PCM doesn’t manage the keys, it only confirms the match with the cluster, so you don’t need to reprogram the keys, just reset the system.

How do I install a new ECU?

Connect the ECU. Reconnect the negative side of the battery. Start the car and verify all functions.

Print ECU Installation Instructions

  1. Battery is charged over 12v.
  2. Wiring harness is clean and in good condition.
  3. Any known defective parts have been replaced.
  4. All ground connections are in good condition and are tightly secured.

What is a parameter reset?

The parameter reset lets the PATS module know that there is a new PCM/engine computer in the car, and to allow the keys to be read by both the PATS module and the replacement PCM.

What scan tool has a parameter reset function?

As you can see, Autel IM608 Scan Tool does do a parameter reset in 3 minutes.

How do you know if your car has Pats?

PATS began in 1998. That being said, if your truck was manufactured in late 1997 it’s possible it might have been built with PATS. If your ignition key is just a plain metal key, you don’t have PATS. PATS used an RF transponder key with a rather large plastic grip.

How does the Ford PATS system work?

How does the Ford PATS system work? Ford PATS Passive Antitheft System uses a key with a transponder in the head of the key. Each transponder is coded with a unique identifying code made from a possible 18 billion combinations. It’s a passive system because it doesn’t require any input from the driver.

How do you bypass a Ford PATS key?
You can do this by turning the ignition to the run position. And then there is a push pin. And you can get to it through through the bottom cover that goes up in here.

How do I reset my Ford Pats?


  1. Insert the key into the driver’s side door lock.
  2. Turn the key once, but not all the way to unlock the door. Leave the key in this position for 40-60 seconds. …
  3. Do this again, but turn the key in the opposite direction.
  4. Remove the key from the door, get into your Ford, and start the engine. The system should be reset.