What does the code p1624 for a saab 2.3 eco engine

Question

Looking for some help my car is acting like is eating up the battery

Answer 1

P1624 Request bus from TCM (transmission control module)

This is transmission not shifting gears,When P1624 comes on it has detected a fault in the transmission , there should be another code with this

Comments

Yeah the other code is p0748

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P0748 Pressure regulating solenoid
Your shorted to ground,(if its draining the battery) to access this remove the transmission pan and the solenoid in the middle is the one

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Ok thanx im going to try that