Tacoma 4WD L4-27L (3RZ-FE) (2004) - PROM Re-Flash Procedure
Then click Next.
F. Verify correct current calibration and new calibration information. Then click Next.
NOTE
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The total number of calibration IDs in the calibration file corresponds to the number of reprogrammable processors in the ECU.
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Each calibration file may contain up to three separate calibrations.