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  1. P1447 - What to do next

    Problems and Troubleshooting
    I've been dreading this. I've replaced the battery two and a half years ago. Last week while driving the I noticed a negative recalibration. This morning I got another negative recal, after a few minutes the SoC guage shot up and the IMA light came on. Using the OBDIIC&C guage I pulled a P1447...