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P1603 Diagnostic Trouble Code Discussion for April 2005

PCM Internal Shutdown Timer Rationality

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Trouble Ticket Help Requests for DTC P1603
Help Request Posted
1998 Mercedes-Benz ML320 3.2L No Start VIN: 4JG1631541
P1603: can of eis. I check the imobilizer control module to activitie module connections and all be good now i dont understand what means EIS Electronic Ingnition Switch, can be the problem in the ignition switch what i must do? please help meĦ Best Regards att. Hernan
April 26, 2005