DC/DC Converter
Table of contents
B2890 NISSAN Possible Causes
- Faulty 12V Battery
- 12V Battery harness is open or shorted
- 12V Battery circuit poor electrical connection
- Faulty Power Delivery Module (PDM)
How do I fix code B2890 NISSAN?
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.
Cost of diagnosing the B2890 NISSAN code
The cost of diagnosing the B2890 NISSAN 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.
Possible Symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
B2890 NISSAN Description
The Power Delivery Module (PDM) monitors the DC/DC Converter. The PDM sets the OBDII code when the DC/DC Converter is not to factory specifications.