my 1993 w140 coupe wont start, it turns on key but will not fire.. the ecu has been tested, both fuel pumps replaced,new air mass sensor, new crankshaft sensor and new engine wiring harness.... the fault code is showing as follows... 24, fuel injector circuit short or open..the fuel injectors were then tested for spray and resistance these are also fine .... all earth wires have been checked ... any suggestions please.

 

do you have an alarm? if you do bypass your alarm