Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
SYS.OK|MANUAL.DBβ LIVE
HOMESERVICE MANUALSHYUNDAI2002ELANTRA GT HATCHBACK L4-2.0LREPAIR AND DIAGNOSISSTARTING AND CHARGINGPOWER AND GROUND DISTRIBUTIONTIMER/CONTROL UNITTESTING AND INSPECTION
2002 Hyundai Elantra GT Hatchback L4-2.0L
Timer/Control Unit: Testing and Inspection
2002 Hyundai Elantra GT Hatchback L4-2.0LSECTION Testing and Inspection
INSPECTION
While operating the components, check whether the operations are normal with timing chart.
ETACS FUNCTION

1. Variable intermittent wiper
Time specification
T1 : Max. 0.3 sec.
T2 : 0.6 - 0.8 sec. (Time of wiper motor 1 rotation)
T3 : Intermittent time
Min. 2.2 ± 0.2 sec. (at VR = 0 kohm)
Max. 10 ± 1 sec. (at VR = 50 kohm)

2. Washer
a. Time specification
T1 : 0.6 sec.
T2 : 2.5 - 3.8 sec.
b. This function should be operated preferentially even though the variable intermittent wiper is operating.

3. Wiper mist
Time specification
T1 : 0.2 - 0.6 sec.
T2 : 0.7 ± 0.1 sec.

4. Rear window defogger
Time specification
T1 : 60 msec
T2 : 20 ± 1 min.

5. Seat belt warning
Time specification
T1 : 6 ± 1 sec.
T2 : 0.45 ± 0.1 sec.
T3 : 0.3 ± 0.1 sec.

6. Ignition key hole illumination
Time specification
T1 : 10 ± 1 sec.
T2 : 0 - 10 sec.

7. Delayed out room lamp
Time specification
T1 : 5.5 ± 0.5 sec.
T2 : 30 sec.

8. Door warning
Time specification
T1, T2 : 0.45 ± 0.1 sec.

9. Ignition key reminder
Time specification
T1 : 1 sec.
T2 : 0.5 sec.
T3 : Max. 0.5 sec.

10. Tail lamp auto cut

11. Power window timer
Time specification
T1 : 30 ± 3 sec.

12. Central door lock/unlock
Time specification
T1: 0.5 ± 0.1 sec.

13. Trunk room lamp
Time specification
T1 : 10 ± 1 min.
INSPECTION
While operating the components, check whether the operations are normal with timing chart.
TACS FUNCTION

1. Variable intermittent wiper
Time Specifications
T1 : Max. 0.3 sec.
T2 : 0.6 - 0.8 sec. (Time of wiper motor 1 rotation)
T3 : Intermittent time
Min. 2.2 ± 0.2 sec. (at VR = 0 kohm)
Max. 10 ± 1 sec. (at VR = 50 kohm)

2. Washer
a. Time specification
T1 : 0.6 sec.
T2 : 2.5 - 3.8 sec.
b. This function should be operated preferentially even though the variable intermittent wiper is operating.

3. Wiper mist
Time specification
T1 : 0.2 - 0.6 sec.
T2 : 0.7 ± 0.1 sec.

4. Rear window defogger
Time specification
T1 : 60 msec
T2 : 20 ± 1 min.

5. Seat belt warning
Time specification
T1 : 6 ± 1 sec.
T2 : 0.45 ± 0.1 sec.
T3 : 0.3 ± 0.1 sec.

6. Door warning
Time specification
T1, T2 : 0.45 ± 0.1 sec.

7. Tail lamp auto cut

8. Trunk room lamp
Time specification
T1 :10 ± 1 min.
While operating the components, check whether the operations are normal with timing chart.
ETACS FUNCTION
1. Variable intermittent wiper
Time specification
T1 : Max. 0.3 sec.
T2 : 0.6 - 0.8 sec. (Time of wiper motor 1 rotation)
T3 : Intermittent time
Min. 2.2 ± 0.2 sec. (at VR = 0 kohm)
Max. 10 ± 1 sec. (at VR = 50 kohm)
2. Washer
a. Time specification
T1 : 0.6 sec.
T2 : 2.5 - 3.8 sec.
b. This function should be operated preferentially even though the variable intermittent wiper is operating.
3. Wiper mist
Time specification
T1 : 0.2 - 0.6 sec.
T2 : 0.7 ± 0.1 sec.
4. Rear window defogger
Time specification
T1 : 60 msec
T2 : 20 ± 1 min.
5. Seat belt warning
Time specification
T1 : 6 ± 1 sec.
T2 : 0.45 ± 0.1 sec.
T3 : 0.3 ± 0.1 sec.
6. Ignition key hole illumination
Time specification
T1 : 10 ± 1 sec.
T2 : 0 - 10 sec.
7. Delayed out room lamp
Time specification
T1 : 5.5 ± 0.5 sec.
T2 : 30 sec.
8. Door warning
Time specification
T1, T2 : 0.45 ± 0.1 sec.
9. Ignition key reminder
Time specification
T1 : 1 sec.
T2 : 0.5 sec.
T3 : Max. 0.5 sec.
10. Tail lamp auto cut
11. Power window timer
Time specification
T1 : 30 ± 3 sec.
12. Central door lock/unlock
Time specification
T1: 0.5 ± 0.1 sec.
13. Trunk room lamp
Time specification
T1 : 10 ± 1 min.
INSPECTION
While operating the components, check whether the operations are normal with timing chart.
TACS FUNCTION
1. Variable intermittent wiper
Time Specifications
T1 : Max. 0.3 sec.
T2 : 0.6 - 0.8 sec. (Time of wiper motor 1 rotation)
T3 : Intermittent time
Min. 2.2 ± 0.2 sec. (at VR = 0 kohm)
Max. 10 ± 1 sec. (at VR = 50 kohm)
2. Washer
a. Time specification
T1 : 0.6 sec.
T2 : 2.5 - 3.8 sec.
b. This function should be operated preferentially even though the variable intermittent wiper is operating.
3. Wiper mist
Time specification
T1 : 0.2 - 0.6 sec.
T2 : 0.7 ± 0.1 sec.
4. Rear window defogger
Time specification
T1 : 60 msec
T2 : 20 ± 1 min.
5. Seat belt warning
Time specification
T1 : 6 ± 1 sec.
T2 : 0.45 ± 0.1 sec.
T3 : 0.3 ± 0.1 sec.
6. Door warning
Time specification
T1, T2 : 0.45 ± 0.1 sec.
7. Tail lamp auto cut
8. Trunk room lamp
Time specification
T1 :10 ± 1 min.
RENDER: 1.0x
NO RELATED
Recommended Tools & Savings
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Affiliate disclosure: We may earn a commission at no extra cost to you.
When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.