DTC Troubleshooting: U01B0 (PGM - FI System (3.5L Engine)) (2025): Notes

DTC U01B0  : PGM-FI - 12 Volt Battery Sensor LIN Communication Error

How to use this service information .

NOTICE: 

Before you troubleshoot, review the How to Troubleshoot - Refer to: How to Troubleshoot the Fuel and Emissions Systems (3.5L Engine)  or How to Troubleshoot the Fuel and Emissions Systems (3.0L Engine) .

NOTE:  If the vehicle has an AGM type 12 volt battery, do the 12 volt battery test - Refer to: 12 Volt Battery Internal Resistance Reset or 12 Volt Battery Test (3.0L Engine) or 12 Volt Battery Test (3.5L Engine) after this troubleshooting procedure to check the 12 volt battery performance.