P3054 CADILLAC - DC/DC Converter Actuator Voltage Sensor Circuit 2 High Voltage
P3054 CADILLAC Possible Causes
- Faulty Power Supply Transformer
- Power Supply Transformer harness is open or shorted
- Power Supply Transformer circuit poor electrical connection
How do I fix code P3054 CADILLAC?Check the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.
How much do you know about cars?
Take the AutoCodes.com automotive tests and turbo-charge your car repair knowledge
Cost of diagnosing the P3054 CADILLAC code
Labor: 1.0The cost of diagnosing the P3054 CADILLAC code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle's make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.
- Engine Light ON (or Service Engine Soon Warning Light)
P3054 CADILLAC DescriptionThe Power Supply Transformer is used to boost battery voltage to sensitive loads during engine restart. It provides two voltage outputs that provide the boosted voltage. The Power Supply Transformer communicates to the Engine Control Module (ECM). When the engine is not cranking, the Power Supply Transformer passes through voltage from the two supply circuits. The ECM receives data about the sensed output voltages provided by the Power Supply Transformer.
More InformationNeed more information on how to fix the P3054 CADILLAC code?
Get Access to Factory Service Manuals
Need more help?Get the P3054 Cadillac code diagnosed by a professional: Find a repair shop in your area
CommentsHelp us improve AutoCodes.com. Leave a comment below or tell us if the information above help you fix the code. What are the symptoms on your vehicle for the P3054 Cadillac code? Have you replaced any parts?
Any information is appreciated. Thanks