ACC Power Circuit
Table of contents
B2554 NISSAN Possible Causes
- Blown Intelligent Key unit fuse
- Intelligent Key unit fuse harness is open or shorted
- Intelligent Key unit fuse circuit poor electrical connection
How do I fix code B2554 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 B2554 NISSAN code
The cost of diagnosing the B2554 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)
B2554 NISSAN Description
B2554 ACC power supply circuit monitors the following 2 signals:
Though the power supply switching control to ACC position by push-button ignition switch operation is performed normally, if there is no ACC power supply input to the Intelligent Key unit, it judges that it is the malfunction and displays the Diagnostic Trouble Code (DTC).
When performing the power supply switching control to ACC position by push-button ignition switch operation, if the power supply position switching cannot be performed because the wake-up signal is not entered into Power Distribution Unit (PDU), it judges that it is the malfunction and displays the DTC.