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P0748 Diagnostic Trouble Code Discussion for September 2013

Modulator Pressure Solenoid Circuit Malfunction


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Trouble Ticket Help Requests for DTC P0748
Help Request Posted
2002 Dodge Ram 3500 Truck 5.9L Hesitation, Misfire, MIL Lamp on VIN: 2B7LB31Z92
P0748: Governor Pressure Solenoid/Transmission Relay Fault. Customer brought vehicle in with poor power and check engine light flashing. Found codes listed above. Somebody has done a tune up recently. Fuel pressure is around 45 psi and is steady, does not more when under load or idle. After driving van 3-5 minutes it o...
September 09, 2013
2002 Dodge Ram 3500 Truck 5.9L Hesitation, Misfire, MIL Lamp on VIN: 2B7LB31Z92
P0748: Governor Pressure Solenoid/Transmission Relay Fault. Customer brought vehicle in with poor power and check engine light flashing. Found codes listed above. Somebody has done a tune up recently. Fuel pressure is around 45 psi and is steady, does not more when under load or idle. After driving van 3-5 minutes it o...
September 09, 2013