When you have a broken field control module ( Alternator Voltage Regulator) in your "Computer", YET YOUR ENGINE RUNS FINE. Bypass the ECU's alternator control module with our External Voltage Regulator Conversion Kit. Get your Alternator Working without replacing the computer.
This kit can also be used to prevent damage to your ECU from a High Output Alternator with external regulator. Also, can be used as a wiring harness and external alternator regulator replacement kit for any 1987 and earlier Chrysler Round and Square back alternator with external regulator and dual insulated brushes. Can be used on the Chrysler Square Back, Denso (Nippondenso) External Regulated, Bosch External Regulated, Mitsubishi External Regulated units.
Since 1987 for Dodge and Chrysler and 1991 for Jeep, vehicles have external regulator alternators that are controlled by the Alternator Voltage Control Module inside the Engine Control Unit, ECU (computer) . This is often called the ECC, ECM, EEC, or PCM. Often, especially after installing a high output alternator with external voltage regulator, the alternator voltage control module in the ECU will fail , leaving you with a dead charging system where your external regulator alternator doesn't work , or doesn't work the way it should , yet your engine runs fine. Before our external voltage regulator conversion kit the entire ECU would need replacement.
Many have had to replace the computer several times just to get the alternator working again.
In order to avoid costly ECU repairs, you can simply bypass the field voltage control module inside your computer by using our innovative External Voltage Regulator Kit. Great Emergency kit to keep on hand, just in case you computer stops your alternator from charging.
We now provide all you need to get your Chrysler family vehicle's charging system working or get a high voltage condition back in control plus you can prevent ECU failure from installing a high output alternator. The External Voltage Regulator Conversion Kit comes complete with a reliable Heavy Duty Adjustable, External Voltage Regulator. With the External Regulator kit you can save hundreds of dollars on costly ECU repairs and vehicle down time..
To purchase just click on the "buy" button below. Be sure to check your purchase quantity before continuing going through the checkout process. You can choose USPS priority or FedEx Ground for shipping. We accept VISA, Master Card, American Express and Paypal.
Note: the FRM (field replacement module) is designed to put out the check engine light but does not work in all cases. Your computer may be broken in such a way that it does not work.
Also, this product can be used as a wiring harness and external voltage regulator replacement kit for any 1987 and earlier Chrysler Family vehicle alternator with dual insulated brushes. Can be used on the Chrysler Square Back, Nippondenso External Regulated, Bosch External Regulated, Mitsubishi External Regulated units.
NOTE: The External Voltage Regulator Kit may also require a modified driver on newer ( aprox 06 & newer, some do, some don't need it) Dodge, Chrysler, Jeep vehicles Not Sure if your vehicle requires a modified driver?, Call 1-616-785-7990!