B0856 - Memory Seat Module 5 Volt Reference Out of Range
B0856 Possible Causes
- Faulty Memory Seat Module
- Memory Seat Module harness is open or shorted
- Memory Seat Module circuit poor electrical connection
How do I fix code B0856?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.
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Cost of diagnosing the B0856 code
Labor: 1.0The cost of diagnosing the B0856 code is 1.0 hour of labor. The auto repair's diagnosis time and labor rates vary by location, vehicle's make and model, and even your engine type. Most auto repair shops charge between $75 and $150 per hour.
- Engine Light ON (or Service Engine Soon Warning Light)
B0856 DescriptionThe Memory Seat Module has two battery voltage supply circuits. The battery 1 voltage supply circuit is used to provide power for the memory seat module logic and internal driver operation. The battery 2 voltage supply circuit is used to provide a high current supply for the memory seat module output devices.
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