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P1540 Diagnostic Trouble Code Discussion for December 2013

Air Conditioning Refrigerant Over-Pressure - Air Conditioning Disabled


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Trouble Ticket Help Requests for DTC P1540
Help Request Posted
2000 Subaru Forester 2.5L No Start VIN: JF1SF6556Y
P1540: Vehicle Speed Sensor Signal Circuit Malfunction. Hey guys this is a strange one. This car is a no start. Every once in a while it will start and run for about five seconds.Here is the strange thing,with the key on no cranking the fans and some of the relays will pulse on and off. I took the fuel line off at ...
December 04, 2013
2000 Subaru Forester 2.5L No Start VIN: JF1SF6556Y
P1540: Vehicle Speed Sensor Signal Circuit Malfunction. Hey guys this is a strange one. This car is a no start. Every once in a while it will start and run for about five seconds.Here is the strange thing,with the key on no cranking the fans and some of the relays will pulse on and off. I took the fuel line off at ...
December 04, 2013