A scan tool can be an effective transmission diagnostic tool. But to understand what’s happening inside the trans, you must be able to properly interpret the raw sensor data the scanner provides. Communicating with a vehicle’s on-board diagnostic system is essential when trying to diagnose transmission problems.
How do you diagnose a bad transmission?
What Are the Transmission Failure Symptoms?
- Refusal to Switch Gears. If your vehicle refuses or struggles to change gears, you are more than likely facing a problem with your transmission system. …
- Burning Smell. …
- Noises When in Neutral. …
- Slipping Gears. …
- Dragging Clutch. …
- Leaking Fluid. …
- Check Engine Light. …
- Grinding or Shaking.
What is the cost of a transmission diagnostic?
If your transmission linkage is not malfunctioning but is loose, your mechanic can run a diagnostic scan and tighten it up for about $150. If you need to replace your transmission linkage it will set you back at least $250 with parts and labor.
What are the top 5 signs of transmission problems?
Top 5 Signs of Transmission Trouble
- Grinding Noises. One of the more common symptoms of transmission trouble is a grinding noise that occurs during shifting. …
- Burning Odor. Transmission fluid often smells tart or slightly sweet. …
- Transmission Warning Light. …
- Delayed Shifting. …
- Transmission Fluid Leak.
Is it cheaper to rebuild or replace a transmission?
A transmission replace is the most expensive option when fixing your transmission. In many cases you will hear this referred to as “re-manufactured.” Basically, the manufacturer will replace parts that have gone bad with modified parts. This is an option if the transmission is too damaged to even consider a rebuild.
How long does a transmission diagnostic take?
Even though the diagnosis itself usually only takes one to two hours, the shop will tell you to leave it with them for anywhere from a half day to a full twenty four hours, so that they can finish the work scheduled before your car.
How does a mechanic check for transmission problems?
How to Check for Transmission Problems
- Pay Attention to Warning Lights. In most cases, transmissions problems will trigger the Check Engine light to come on in your car. …
- Check Transmission Fluid. …
- Use the Brake Pedal to Check Transmission Problems. …
- Pay Attention to the Transmission As You Drive.
Can Autozone scan transmission codes?
So, neither Autozone, nor any other auto-parts store employee, are not allowed to go read trouble codes for people. This makes consumers HAVE to go to an auto repair shop to get codes read.
What are the transmission codes?
Full Transmission DTC Codes Table
|P0700||Transmission Control System (MIL Request)|
|P0701||Transmission Control System Range/Performance|
|P0702||Transmission Control System Electrical|
|P0703||Torque Converter/Brake Switch B Circuit|
What is your transmission code?
Open the driver’s side door and find the white card on the side of the door that is filled with small black lettering. This card contains specific details about the year the car was made, its transmission, engine specifications and other details. Underneath or beside the “TR” symbol will be a number code.
How do I reset my transmission?
Steps to Resetting Transmission Control Module
- Step 1: Turning Key Position.
- Step 2: Press gas pedal.
- Step 3: Keep Waiting.
- Step 4: Turning the Key Off.
- Step 5: Releasing Gas Pedal.
- Step 6: Wait Again.
- Step 7: Ready.
What does a slipping transmission feel like?
When the transmission slips, it might feel like the vehicle is slow to respond. Sometimes it doesn’t respond at all when you press the gas pedal. The noticeable change in the transmission’s performance might be accompanied by a noise or change in pitch as it changes gears.
Will the check engine light come on if the transmission is bad?
Transmission problems can cause the check engine light to come on as well, however it’s not always as apparent as other components within the vehicle. If there is a lack of response from your transmission, usually it is difficult for the vehicle owner to determine where the problem originated.