ISO-9141/RS-232 Converter

The 9141 Converter allows a personal computer to act as a diagnostic analyzer during development and testing of an automotive ECU (electronic control unit) that supports the ISO-9141 diagnostic interface.

Many hundreds have been deployed for ECU development and testing worldwide for over nine years. Silicon Engines 9141 Converters have been used in development projects for GM Truck, Ford vehicles, Rover, Opel, SAAB, Mitsubishi, and many others.

Operation

The 9141 Converter provides level conversion between ISO-9141 and RS-232, for connection to a PC. It converts the half-duplex ISO-9141 line to full-duplex RS-232 signals. The 9141 Converter contains a built-in power supply operating from a 12 VDC automotive battery or equivalent line-powered DC source.

Price

The Model 9001 9141/RS-232 Converter is available for $195.00 each. We accept American Express, Visa, and MasterCard. For information on quantity pricing and on shipping charges to your destination, please send us a product request.

More information

For more information on the 9141 Converter, please send us a product request. We will send you a data sheet with pricing, and a User's Guide.

ISO-14230 and Keyword Protocol 2000

A more recent product — the ISO-14230/RS-232 Converter — is similar, but includes baud rate conversion, automatic initialization, L-line support, and 12V/24V operation. The 14230 Converter also comes with PC-side software useful in working with Keyword Protocol 2000.