Hyundai Santa Fe (TM): Body Electrical System / Rear Wiper/Washer

Hyundai Santa Fe (TM) 2019-2023 Service and Repair Manual / Body Electrical System / Rear Wiper/Washer

Components and components location

Component Location

1. Rear wiper arm nut
2. Rear wiper arm & blade
 3. Rear wiper grommet
4. Rear wiper motor assembly

Rear Wiper Motor. Repair procedures

Inspection
Rear Wiper Motor
1.
Remove the connector from the rear wiper motor.
2.
Connect battery positive (+) and negative (-) cables to terminals 2 and 1 respectively.
3.
Check that the motor operates normally. Replace the motor if it operates abnormally.
No
Description
1
 Ground
2
 Rear wiper motor (+)
3
 Parking

Automatic Stop Operation Check
1.
Operate the motor at low speed using the stalk control.
2.
Stop the motor operation anywhere except at the off position by disconnecting terminal 3.
3.
Connect the positive (+) lead from the battery to terminal 3 and the negative (-) lead to terminal 1.
4.
Check that the motor stops running at the off position.
Diagnosis with diagnostic tool
1.
In the body electrical system, failure can be quickly diagnosed by using the vehicle diagnostic system (diagnostic tool).
The diagnostic system (diagnostic tool) provides the following information.
(1)
Fault Code Searching : Checking failure and code number (DTC)
(2)
Data Analysis : Checking the system input/output data state
(3)
Actuation test : Checking the system operation condition
(4)
S/W Management : Controlling other features including system option setting and zero point adjustment
2.
If diagnose the vehicle by diagnostic tool, select "DTC Analysis" and "Vehicle".
3.
Select the 'Data Analysis'.
4.
Select the 'IBU_BCM' to search the current state of the input/output data.
Removal
1.
Disconnect the negative (-) battery terminal.
2.
Detach the rear wiper cap (A).
3.
Remove the rear wiper arm & blade (A) after removing rear wiper nut (B).
4.
Remove the tailgate trim.
(Refer to Body - "Tailgate Trim")
5.
Disconnect the motor connector (A).
6.
Remove the rear wiper motor (A) after loosening bolts .
Installation
1.
Install the rear wiper motor assembly.
Tightening torque Nut :
6.9 - 9.8 Nm (0.7 - 1.0 kgf.m, 5.0 - 7.2 lbf.ft)
2.
Install the tailgate trim.
3.
Install the rear wiper arm cap after tighting the nut.
Tightening torque Bolt :
8.8 - 12.7 N.m (0.9 - 1.3 kgf.m, 6.5 - 9.4 Ib.ft)
4.
Set the rear wiper blade and to the lowest defogger heat line and tailgate glass.

Rear Washer Switch. Repair procedures

Inspection
1.
Check for continuity between the terminals in each switch position as shown below.

Switch
Switch position
Switch terminal
Resistance (Ω, ±3.5%)
Front wiper switch
 MIST
 1-9
 330
OFF
 ∞
INT (AUTO)
 800
LOW
 1800
HIGH
 5700
Front wiper intermittent volume
 Volume 1
 7-9
 330
Volume 2
 690
Volume 3
 1310
Volume 4
 2610
Volume 5
 7310
Rear wiper switch
OFF
 4-16
 ∞
LOW
 910
HIGH
 2000
Fog lamp switch
 OFF
 9-10
 ∞
Front foglamp
 910
Rear foglamp
 2910
Turn signal switch
 OFF
 9-12
 ∞
Left
 910
Right
 2910
Dimmer & Passing switch
 OFF
 9-13
 ∞
Passing
 910
Dimmer
 2910
Light switgh
 OFF
 9-14
 680
AUTO / DRL
 ∞
Tail lamp
 1680
Low beam
 5580

Inspection (With diagnostic tool)
1.
In the body electrical system, failure can be quickly diagnosed by using the vehicle diagnostic system (diagnostic tool).
The diagnostic system (diagnostic tool) provides the following information.
(1)
Fault Code Searching : Checking failure and code number (DTC)
(2)
Data Analysis : Checking the system input/output data state
(3)
Actuation test : Checking the system operation condition
(4)
S/W Management : Controlling other features including system option setting and zero point adjustment
2.
If diagnose the vehicle by diagnostic tool, select "DTC Analysis" and "Vehicle".
3.
If check current status, select the "Data Analysis" .
4.
Select the 'IBU_BCM' to search the current state of the input/output data.

Rear Washer Motor. Repair procedures

Inspection
1.
With the washer motor connected to the reservoir tank, fill the reservoir tank with water.
  
Before filling the reservoir tank with water, check the filter for foreign material or contamination. if necessary, clean the filter.
2.
Remove the front bumper cover.
(Refer to Body - "Front Bumper Cover")
3.
Connect positive (+) and negative (-) battery cables to terminals 3 and 2 respectively to see that the washer motor runs and water is pumped.
4.
Check that the motor operates normally.
Replace the motor if it operates abnormally.
No
Description
1
 Ground
2
 Windshield washer (+)
3
 Rear washer (+)

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