Hyundai Elantra: Multifunction Switch / Repair procedures
1. | Disconnect the negative (-) battery terminal. |
2. | Remove the steering wheel. (Refer to Steering System - "Steering Wheel") |
3. | Remove the steering column upper and lower shrouds after loosening the screws. (Refer to Body - "Steering Column Shroud Panal") |
4. | Disconnect the multifunction switch connectors (B) and clock spring connector (A) 
|
5. | Remove the clock spring (A). 
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6. | Remove the multifunction switch assembly after loosening the clamp (A). 
|
1. | Install the multifunction switch. |
2. | Install the clock spring. |
3. | Install the steering column upper and lower shrouds. |
4. | Install the steering wheel. |
5. | Connect the negative (-) battery terminal. |
Multifunction Switch Inspection
1. | Check for continuity between the terminals in each switch position according to the table. 
[Left Handle Drive]
Switch
| Switch position
| Resistance (Ω, ±3.5%)
| Wiper switch
| MIST
| 330
| OFF
| ∞
| Intermittent (AUTO)
| 800
| LOW
| 1800
| HIGH
| 5700
| Wiper intermittent volume
| Volume 1
| 330
| Volume 2
| 690
| Volume 3
| 1310
| Volume 4
| 2610
| Volume 5
| 7310
| Fog lamp switch
| OFF
| ∞
| Front foglamp
| 910
| Rear foglamp
| 2910
| Turnsignal switch
| OFF
| ∞
| Left
| 910
| Right
| 2910
| Dimmer & Passing switch
| OFF
| ∞
| Passing
| 910
| Dimmer
| 2910
| Light switgh
| OFF
| ∞
| AUTO / DRL
| 680
| Tail lamp
| 1680
| Low beam
| 5580
|
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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" and "Car model". 
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4. | Select the 'IBU_BCM' to search the current state of the input/output data. 
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Other information:
To operate the lights, turn the knob at
the end of the control lever to one of the
following positions:
1. OFF position
2. AUTO headlamp position
3. Parking lamp position
4. Headlamp position
Daytime running light (DRL)
The Daytime Running Lights (DRL) can
make it easier for others to see the front
of your vehicle during the day, especially
after dawn and before sunset.
The DRL system wil..
Description and operation
DescriptionManifold Absolute Pressure Sensor (MAPS) is a speed-density type sensor and is installed on the surge tank. It senses absolute pressure of the surge tank and transfers the analog signal proportional to the pressure to the ECM. By using this signal, the ECM calculates the intake air quantity and engine speed.The MAPS consists of a piezo-electric element and a..