Hyundai Automatic Transaxle-No Movement in Drive or Reverse Gear Repair

If you are servicing a vehicle with no movement in drive or reverse gear, follow the procedure shown below.And for more Hyundai projects,please check here:Hyundai Repair Cases
REPAIR PROCEDURE:
1.Check for DTC in both the “Engine” and “Automatic Transaxle” menus:
*   If DTC are found,you need repair it firstly.
*   If no DTC are found, go to Step 2.
2.Remove the dipstick and check the ATF for a strong burnt smell. If the smell does not provide conclusive results, remove the oil pan and check for metal particles in the pan:
*   If a strong burnt smell or metal particles are found, replace the transaxle
*   If not, go to Step 3
NOTE: ATF that is a dark brown or black color does not indicate an internal transaxle concern;do not replace the transaxle. SPIII may change color to a dark brown after 10,000 to 25,000
miles in service. This change is normal for this type of ATF.
VERIFY THE RANGE SWITCH ADJUSTMENT:
3.Move the shift lever to “N”.

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4.Insert a 5 mm drill or M5 (5 mm) bolt in the adjustment hole of the range switch. Check that the drill or bolt fits into the adjustment holes.
* If not, go to Step 5
* If so, go to Step 9

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5.Loosen the two 10 mm mounting bolts.

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6.Disconnect the shift cable at the lever.
7.Insert a 5 mm drill or M5 (5 mm) bolt in the adjustment hole of the range switch. Tighten the two 10 mm mounting bolts to specification.Specification: 7-8 ft.lb (10-12 Nm, 100-120 kg.cm)
8.Move the shift lever to the “N” position. Attach the shift cable to the lever and install the nut. Tighten the nut to specification.Specification: 9-10 ft.lb(12-13 Nm, 120-130 kg.cm)
Remove the 5 mm drill or M5 bolt.

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VERIFY THE SIGNAL FROM THE RANGE SWITCH:
9.Attach a Hi-Scan Pro and select:
*   “Hyundai Vehicle Diagnosis”
*   Vehicle
*   “Automatic Transaxle” menu
*   “Current Data” menu
*   “Select Lever Switch” and “Shift Position:
10.Move the shift lever to Reverse.
*   Monitor “Select Lever Switch”.
*   If “R” is displayed, the TCM is receiving the correct signal from the range switch. Go to Step 11.
*   If not, check the connector at the TCM and the range switch for a bent pin or pin not fully inserted.
Check the wiring harness for an open or short circuit. If ok, replace the range switch.

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11.Move the shift lever to Drive.
*   Monitor “Shift Position” and “Select Lever Switch”.
*   If “D” and “GEAR 1” are displayed, the TCM is receiving the correct signal from the range switch. Go to Step 12.
*   If not, check the connector at the Auto diagnostic tool and the range switch for a bent pin or pin not fully inserted.Check the wiring harness for an open or short circuit. If ok, replace the range switch.

12.Install the A/T Tester, P/N 09450- AT000, to the vehicle:
*   Shift the transaxle to “D”.Move the gear selector switch of the A/T Tester and shift manually in 1, 2, 3, 4,and 5 gears (if equipped).

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NOTE: Use the “EF, XG” switch for side-pan transaxles and the “LC” switch for bottompan transaxles.
*   Disconnect the A/T Tester from the solenoid. Do not reconnect the harness connector to the solenoid. Shift the transaxle to “R”.
*   If no movement, replace the transaxle.
*   If the vehicle moves, check the harness connector at the TCM and the solenoid for a bent pin or pin not fully inserted. Check the wiring harness for an open or short circuit.
*   If no problem is found, swap a TCM from a similar vehicle and test for movement in Drive and
Reverse. If the vehicle moves in Drive and Reverse, replace the TCM.

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