Santa Fe L4-2.4L (2001)
Confirm the TCM commanded each gear:
^
If so, go to "HARSH OR DELAYED UPSHIFTS".
^
If not, check the wiring between the TCM and transaxle for a short or open circuit. If ok, replace the TCM.
HARSH OR DELAYED UPSHIFTS:
Attach the Hi-Scan Pro and select the following:
1-2 UPSHIFT:
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"Hyundai Vehicle Diagnosis" menu
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"Automatic Transaxle" menu
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"FLIGHT RECORD" menu
^
2nd Solenoid Duty", then F1 "FIX"
^
OD Solenoid Duty", then F1 "FIX"
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F6 "RCD", "ENTER" and F5 "TRIG"
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Accelerate vehicle 1-2, then F6 "END"
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F1 "GRPH"
Confirm the TCM adjusts the 2nd solenoid duty during the 1-2 upshift as shown.
^
If so, go to "DIAGNOSIS".
^
If not, replace the TCM.
2-3 UPSHIFT:
Repeat for the 2-3 upshift
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Accelerate vehicle 2-3, then F6 "END"
