Why is the speed sensor on my Hyundai Sonata not working?

Why is the speed sensor on my Hyundai Sonata not working?

For those of you who have a Hyundai trajet or sonata that gives hell while driving on the highway, this instructable may help you out. The input and output speed sensors on this vehicle’s transmission failed and the drive experience was really bad as in hard shifting plus the 4th gear refused to engage on the highway.

How to replace transmission speed sensor ( Hyundai Trajet )?

Step 1: Removing the First Sensor. First the electrical connector was unplugged then the 10mm bolt holding the sensor removed. The sensor came out easily after. Step 2: Comparison Then Installing the New Sensor. Here is new and old side by side.

What to do if your transmission speed sensor fails?

The input and output speed sensors on this vehicle’s transmission failed and the drive experience was really bad as in hard shifting plus the 4th gear refused to engage on the highway. Here is how I solved this problem. Step 1: Removing the First Sensor. First the electrical connector was unplugged then the 10mm bolt holding the sensor removed.

When did the first Hyundai Sonata come out?

In 1988, Hyundai launched the mid-size D-class sedan called the Sonata . In addition, the car became the first model of the Korean company, which had a whole gamut of power units developed jointly with Mitsubishi, with a volume of 1.8 to 3 liters with a power of 70-107 hp.

For those of you who have a Hyundai trajet or sonata that gives hell while driving on the highway, this instructable may help you out. The input and output speed sensors on this vehicle’s transmission failed and the drive experience was really bad as in hard shifting plus the 4th gear refused to engage on the highway.

Step 1: Removing the First Sensor. First the electrical connector was unplugged then the 10mm bolt holding the sensor removed. The sensor came out easily after. Step 2: Comparison Then Installing the New Sensor. Here is new and old side by side.

How does a speed sensor work on a car?

There are 2 wires connected to the VSS, a black one and a white one. Both wires connect the VSS to your vehicle to ground the sensor and transmit information about you’re vehicle’s speed. Unplug the harness so you can take out the sensor.

The input and output speed sensors on this vehicle’s transmission failed and the drive experience was really bad as in hard shifting plus the 4th gear refused to engage on the highway. Here is how I solved this problem. Step 1: Removing the First Sensor. First the electrical connector was unplugged then the 10mm bolt holding the sensor removed.

What do you need to know about Hyundai Santa Fe?

ECM Terminal And Input/Output signal ECM Terminal Function Connector [C100-A] Pin No. Description Connected to 1 Ignition Coil (Cylinder #2) control output [NON-smart key type] Ignition Coil (Cylinder (Option/accessory.) Several different sequences are available for keyless unlocking.

ECM Terminal And Input/Output signal ECM Terminal Function Connector [C100-A] Pin No. Description Connected to 1 Ignition Coil (Cylinder #2) control output [NON-smart key type] Ignition Coil (Cylinder (Option/accessory.) Several different sequences are available for keyless unlocking.

When to use diagnostic trouble code on speed sensor?

– Speed sensor harness or connectors – Sensor circuit is open or shorted – Speed sensor The Error code is generally activated on detection of the following conditions: Diagnostic trouble code is detected when Transmission Control Module (TCM) does not receive the proper voltage signal from the sensor.

What is the DTC code for a Hyundai Sonata?

Here you will find Hyundai ABS, Airbag, and Transmission DTC codes. P0244 Turbocharger/Supercharger Wastegate Sol. ‘A’ Range/Performance P0245 Turbocharger/Supercharger Wastegate Sol. ‘A’ Low P0246 Turbocharger/Supercharger Wastegate Sol. ‘A’ High Hyundai Sonata, Excel 90 on , Scoupe 91 & 92 , Elantra.

Why does my Sonato V6 not shift in reverse?

My 2006 Hyundai sonato V6 3.3L will not move in reverse gear and the check engine light has now came on shortly after, acceleration power is slow…I recently replaced the brake switch..what is the problem now? Is the transmission bad? I have fluid .

Can a bad speed sensor affect shift timing?

Harsh or improper shifting. Without a valid speed signal from these sensors, the PCM will not be able to correctly control the shifting of gears within the transmission. This may cause the transmission to shift roughly or more quickly than normal. It’s also common that a problem with these sensors can impact the shift timing,…

What are the components of the Hyundai Sonata?

Components and Components Location Components [REMY] 1. Front bracket 2. Stop ring 3. Stopper 4. Overrun clutch assembly 5. Internal gear assembly 6. Lever 7. Lever packing 8. Magnet s …

What are the symptoms of a bad transmission speed sensor?

Symptoms of a Bad or Failing Transmission Speed Sensor. 1 1. Harsh or Improper Shifting. Without a valid speed signal from these sensors, the PCM will not be able to correctly control the shifting of gears 2 2. Cruise Control Does Not Work. 3 3. Check Engine Light Comes On.

What happens when the output shaft speed sensor falls out?

The other sensor is the output shaft speed (OSS) sensor. If either of these two sensors falls out of alignment or experiences electrical issues, it impacts the operation of the entire transmission.

What happens when a cruise control sensor fails?

When the sensors fail to deliver accurate data to the onboard computer on your car, truck, or SUV, the powertrain control module (PCM) will send an error code to the vehicle’s ECU. As a safety precaution, the ECU will shut down the cruise control and render it inactive.

Which is the first sensor on the transmission shaft?

The first is known as the input shaft speed (ISS) sensor. As described, this sensor is used to monitor the speed of the transmission’s input shaft.