Thursday, May 10, 2012

Dodge Dakota Transmission Control Module (TCM)

By Denise Beresford

The Sioux language name of Dakota is translated into "Friend" or "Ally". This is a suitable comparison with the Dodge Dakota vehicle; which was designed as a mid-sized pickup truck, with the purpose of providing an easily handled and economic fuel version of a compact vehicle. This was enhanced, by the Dakota having a cargo capacity, near that of a full-sized pickup. To offer a competitive investment, various components were shared with existing Chrysler models. A transmission control module (TCM) has been a feature of vehicles manufactured by Chrysler. The first generation model of the Dakota was produced during 1987 to 1996, with straight-4 and V6 engines, with the choice of a manual five-speed gearbox or a four-speed automatic transmission.

The automatic transmission, also termed an automatic gearbox, or "Straight-shift" is a type of TCM, with the capacity for automatically changing the gear ratios while the vehicle is in motion. This removed the responsibility from the driver, from having to change manually the gear. Most of these transmission types are designed with a specified range of gearing, usually with a parking facility, to lock the output shaft of the transmission. Various control factors are regulated electronically, including actions such as, shift points, torque converter lock-up and the overdrive activation.

The TCM provides a variety of monitoring functions, which includes those, related to fluid pressure, performance related engine coolant temperatures and more. The TCM and its related control of performance influences, such as, fuel to air ratios, ignition timing, when compared to the need for manual adjustments of the past, has transformed the driving of any vehicle including the Dodge Dakota. It combines functions with various other electronic influences to give a driver the advantages of a controlled, efficient and fuel economically balanced driving experience.

The Dodge Dakota TCM offers a control module in the reliable traditions of the Chrysler Motor Corporation. The TCM factor has related to automatic transmissions in a variety of aspects, or types. Besides the automatic transmission system, other versions of automation are; continuous variable transmissions (CVT) and semi-automatic transmissions. They are designed for the transmission computer to change gear as, and when driving conditions dictate.

Although there are certain similarities to various other transmissions,those operated by a TCM show significant differences, regarding the internal functioning and the responses of the driver. A torque converter is utilised by an automatic version instead of a clutch, to direct the connection relative to the transmission gearing and the engine. Conversely, a CVT make use of a belt or other torque facility, for the allowance of a variety of gear ratios, instead of a determined number.

The first recorded incidence related to an electronic TCM is generally acknowledged as originating from the Chrysler Corporation during the nineteen-eighties. Transmission systems produced by this corporation, have been widely regarded and proven in various operating conditions. This factor has contributed to their vehicle production models, being recognized in many ways for their uniqueness. This relates to overall operation in general and adverse motoring conditions.
 
Source: http://EzineArticles.com/?expert=Denise_Beresford

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