DTC Troubleshooting: P1AF1 (PGM-FI System (3.5L Engine)) (2025): Notes

DTC P1AF1  : Input Power A Voltage Correlation Abnormality

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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) .