How do you reset a PCM on a Ford Ranger?

How to Reset the Ford PCM

1. Open the hood of the Ford. Loosen the lock nut located on the negative battery cable connector with a socket and ratchet.
2. Wait for 20 minutes while the PCM bleeds off the electricity it stores for backup power. Once the power drains from the PCM, it resets.

What is a PCM on a Ford Ranger?

The Ford PCM or “power control module” is responsible for managing the key operating components of a vehicle. This includes engine and transmission functions. Start the car and drive at various RPM’s and speeds to “relearn” the power control module.

What happens when the PCM fails?

A failed PCM or TCM can cause the car to get stuck in gear, which can be a serious safety issue. It can also lead to costly transmission damage.

How do you reset the check engine light on a Ford Ranger?

To reset the check engine light on your ford ranger first turn off the car. Then, open the hood and disable the battery cable negative terminal from the battery, and leave it off for 30 seconds. Reconnect the battery cable negative terminal, and your check engine light should have reset.

Can a car run without a PCM?

One of these onboard computers is known as the “powertrain control module” or “PCM” for short. Though it goes without saying, a vehicle that utilizes a PCM simply cannot function properly without one. That’s because your car would not be able to regulate its own functions without the PCM’s brain involved.

What does the ECM do on a Ford Ranger?

Your ECM for Ford Ranger controls numerous, essential systems in your truck. Reduced emissions, ideal fuel mixture, easy ignition and variable cam timing all rely on a properly functioning ECM. The Ranger engine control computer is designed to work seamlessly with your truck’s sensors for maximum efficiency and performance.

Can you buy a Ford Ranger online?

Buy Online. Pick Up In-Store. Fun, affordable and full of no-nonsense utility, your Ford Ranger is the pickup you depend on for work and play. Make sure your easy-to-handle truck keeps going the distance by replacing its broken down computer with a new reliable Ford Ranger engine control module from AutoZone.

How long does it take to replace the ECC on Ford Ranger?

Took about 5 minutes to replace my original 1992 3.0L Ford Ranger’s ECC with this updated model. Returned the original ECC core to AutoZone in Bellevue, WA and received payment for it immediately. The updated ECC from BSE worked fine, as I’d verified in several ways with an OBD1.