Hyundai Santa Fe: Automatic Transaxle Control System / Position Switch. Repair procedures

Hyundai Santa Fe (TM) 2019-2024 Service Manual / Automatic Transaxle System (SBC) / Automatic Transaxle Control System / Position Switch. Repair procedures

Inspection
▶ Inspection flow of the position switch

▶ Items to check
1.
Inspect DTC code.
2.
Inspect whether N setting matches.
Adjust N setting
(Refer to Automatic Transaxle Control System - "Position Switch")
3.
Inspect shift cable separation.
Adjust shift cable separation
(Refer to Automatic Transaxle Control System - "Shift Cable")
4.
Inspect whether connector is connected.
Inspect connector thoroughly for looseness, poor connection, bending, corrosion, contamination, deformation, or damage.
Turn ignition key "ON" and engine "OFF" and measure the power supplied to inhibitor switch circuit and voltage between ground.
Specification : approx. 12V
Fix the pin wiring when connector pin wiring is faulty.
(Refer to ETM - "wiring repair").
5.
Inspect ground condition on reversing light circuit.
Check the ground location of reversing light
(Refer to ETM - "Harness Location Map")
Reattach reversing light if ground condition is faulty.
6.
Inspect wiring connection on junction box power terminal and fuse lamp.
Check whether fuse holder is separated and holder is holding the fuse tight.

Attach tester fuse to check if it is connected appropriately.

Check whether fuse capacity is appropriate for each circuit.
Check if fuse is damaged.
Check pulling of fuse fixing wiring, inflow of foreign substance, and arrangement condition of terminal.
Relocate the terminal that has been pulled and inspect using the method explained above.
When problem is not solved, refer to the circuit diagram wiring repair instructions to fix or replace the terminal.
7.
Inspect inhibitor switch signal.
Turn ignition key "ON" and engine "OFF".
Measure the voltage between each terminal and chassis ground when shifting lever to "P, R, N, D" range.
Specified value : Refer to specification "signal code" table
Removal
1.
Make sure vehicle does not roll before setting shift lever to "N" position.
2.
Turn ignition switch OFF and disconnect the negative (-) battery cable.
3.
Remove the air duct and air cleaner assembly.
(Refer to Engine Mechanical System - "Air Cleaner")
4.
Loosen the nut and then removing the shift cable (A) from position switch.

5.
Disconnect the position switch connector (A).

6.
Loosen the nut and then removing the manual lever (A).

7.
Loosen the bolts and then removing the position switch (A).

Installation
1.
Check that the shift lever is placed in the "N" position.
2.
Lightly tighten the bolts (B) after installing the position switch (A).

3.
Lightly tighten the nut (B) after installing the manual control lever (A).

4.
Align the hole in the manual control lever with the "N" position hole of the inhibitor switch and then insert the position switch guide pin (SST No. : 09480 - A3800) (A).

5.
Tighten the nut (A) and bolts (B) with the specified torque.
Tightening torque :
A : 17.7 - 24.5 N.m (1.8 - 2.5 kgf.m, 13.0 - 18.1 lb-ft)
B : 9.8 - 11.8 N.m (1.0 - 1.2 kgf.m, 7.2 - 8.7 lb-ft)

6.
Connect the position switch connector (A).

7.
Push nut lightly to "F" direction shown to eliminate free play of shift cable.
8.
Tighten the nut and then install the shift cable (A).
Tightening torque :
9.8 - 13.7 N.m (1.0 - 1.4 kgf.m, 7.2 - 10.1 lb-ft)

9.
Remove the position switch guide pin (SST No. : 09480 - A3800) (A) from the hole.

10.
Install the air cleaner and air duct.
(Refer to Engine Mechanical System - "Air Cleaner")
11.
Connect the battery negative (-) cable.
12.
Check that operating surely at each range of the inhibitor switch corresponding to each position of shift lever.

    Position Switch. Specifications

    ..

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    Electric Power Steering (EPS) warning light

    This warning light illuminates:

    When you set the ignition switch or the Engine Start/Stop button to the ON position.
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