Unexpected Ignition State
Table of contents
U2472 LINCOLN Possible Causes
- Faulty Smart Junction Box (SJB)
- Smart Junction Box harness is open or shorted
- Smart Junction Box circuit poor electrical connection
- Faulty Instrument Cluster (IC)
How do I fix code U2472 LINCOLN?
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 U2472 LINCOLN code
The cost of diagnosing the U2472 LINCOLN 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)
U2472 LINCOLN Description
The Instrument Cluster (IC) receives both the RUN/START and keep alive voltage from the Smart Junction Box (SJB). The Diagnostic Trouble Code (DTC) sets in the IC when it detects a discrepancy between the hardwired voltage input and the messaged ignition state inputs from the SJB for greater than 5 seconds when the ignition switch is in the RUN position.
