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hyundai sonata speedometer not working
The data collection is normal, and there is an issue with the process of data transmission to the instrument or the display on the instrument terminal. If all other data is displayed, let's change the instrument first.Engine fault light on, refueling disappears.
Fault phenomenon: The engine fault light comes on when the vehicle is idling, the accelerator pedal disappears when pressed, and it reappears when released. Key vehicle models: Beijing Hyundai Sonata 8 series models with a general probability of occurrence over 40000 kilometers. Fault cause: The throttle position sensor is faulty and needs to be replaced. Testing recommendations:
1. Check the vehicle throttle circuit and control system.
2. Perform a throttle pedal change check and recommend a road test.
The vehicle lacks power and the exhaust emissions are slightly blue:
Fault symptom: The vehicle lacks power and the exhaust has a slight blue color.Key vehicle models: Beijing Hyundai Sonata 8 series models with a general probability of occurrence over 200000 kilometers. Cause of fault: the piston ring is aging and needs to be replaced due to damage.
The vehicle suddenly stalls while driving and then cannot start: Fault phenomenon: The vehicle suddenly stalls while driving and cannot be started. Key vehicle models: Beijing Hyundai Sonata 8 series models with a low probability of appearing over 120000 kilometers. Fault cause: The aging signal of the relay harness is faulty, which may be caused by the driver's touch during driving. Testing recommendations:
1. Check the vehicle relay signal wire and retighten it.
2. Check the vehicle power supply system.
The tailgate light of the vehicle is constantly on, causing the vehicle to lose power and the battery to run out of power, making it unable to start. Fault phenomenon: The vehicle suddenly stalls while driving and cannot be started. Key vehicle models: Beijing Hyundai Sonata 8 series models with a low probability of appearing over 60000 kilometers. Fault cause: The fuse for the vehicle's indoor lighting has blown and needs to be replaced.
How to adjust the speedometer of the car:
1. The easiest way is to disassemble the speedometer, and you can go back with a small screwdriver, but it seems that there is a special thing for adjusting the speedometer now;
2. You can connect a wire from the sensor and pull it into an inconspicuous place in the cab. You can’t see it when you don’t use it. You just need to pull the wire out and connect it. It’s just as big as a cigarette box;
3. Then when adjusting the speed, you can see it from the odometer. If you want to turn less, just lower the speed, and it will not affect the battery power. The speedometer of the car is inaccurate. If the error is relatively large, it can generally be seen whether the tire size of the car has changed. If the tire has not been changed, it is likely to be caused by a fault in the odometer sensor. It can be adjusted to a normal state after replacement. This cannot be adjusted. Generally, the instrument is directly replaced. It also depends on whether the following speed sensors are normal. If they are not normal, they must be replaced.
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