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Hyundai Equus: ETC (Electronic Throttle Control) System Troubleshooting
| Fail-safe mode |
| ITEMS | FAIL-SAFE | |
| ETC Motor | Throttle valve stuck at 5° | |
| TPS | TPS 1 fault | Replace it with TPS2 |
| TPS 2 fault | Replace it with TPS1 | |
| TPS 1,2 fault | Throttle valve stuck at 5° | |
| APS | APS 1 fault | Replace it with APS2 |
| APS 2 fault | Replace it with APS1 | |
| APS 1,2 fault | Throttle valve stuck at 5° | |
When throttle value is stuck at 5°, engine speed is limited
at below 1,500rpm and vehicle speed at maximum 40 ~ 50 km/h (25 ~
31mph). |
ETC (Electronic Throttle Control) System Description and Operation
ETC (Electronic Throttle Control) System SpecificationsMemory Power Seat Unit (IMS & PSM) Repair procedures
Removal
1.
Remove the negative(-) battery terminal.
2.
Remove the seats in the car.
(Refer to Body - "Front Seat Assembly")
3.
Remove the IMS & PSM module (A) after loosening 4 screws ...
Photo Sensor Description and Operation
Description
The photo sensor is located at the wind shield glass.
The photo sensor contains a photovoltaic (sensitive to
sunlight) diode. The solar radiation received by its light receiving
p ...
Emergency towing
If towing is necessary, we recommend you to have it done by an authorized EQUUS
dealer or a commercial tow truck service.
If towing service is not available in an emergency, your vehicle may be t ...