A system and method for eliminating error codes of an automatic transmission includes an ignition switch for producing an electrical signal in response to an activation of the switch. A control unit includes a memory for storing data corresponding to an abnormal operating condition and a counter...http://www.google.de/patents/US5715161?utm_source=gb-gplus-sharePatent US5715161 - System and method for eliminating error code of an automatic transmission and related control 
