DTC Troubleshooting: P154A (3.5L Engine): Notes
DTC P154A : Battery Sensor Internal Failure
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 Test (3.5L Engine) or 12 Volt Battery Internal Resistance Reset or 12 Volt Battery Test (3.0L Engine) after this troubleshooting procedure to check the 12 volt battery performance.