Transmission code
P0868: Transmission fluid pressure low
How this range is built
| Part of the job | Low | High |
|---|---|---|
| Parts | $60 | $220 |
| Labor: 0.7 to 1.5 hours × $125 to $175 an hour | $88 | $263 |
| Fees: shop supplies, disposal, diagnostics | $10 | $35 |
| Total, rounded | $150 | $520 |
The hourly rate is the BLS Occupational Employment and Wage Statistics, May 2025 average pay for this trade in Boston, $31.54 an hour, times 4 to 5.5 to cover what a shop bills (overhead, tools, insurance, profit). Parts are a band from budget aftermarket to the manufacturer part. Full method.
Not a repair shop, estimates only. Typical range, estimate. Not a quote. Your car, parts and shop change the number.
This is the range for the most common fix, transmission fluid service. Which repair your car needs depends on a proper diagnosis.
A sensor in the transmission reports the fluid pressure, and the computer sees it lower than needed. Low pressure leads to slipping, delays going into gear and heat. It might come from low fluid, a clogged filter, a worn pump or a faulty pressure sensor.
- Safe to drive?
- No, get it looked at first
- Most common cause
- Low fluid from a leak
Avoid driving. Check the fluid level right away, since running low can cook the transmission.
What you may notice
- Slipping
- Delay when shifting into drive
- Whining noise
- Check-engine light
Common causes, most likely first
- Low fluid from a leak
- Clogged filter
- Worn pump
- Pressure sensor fault
Check this first
Check the fluid level and look under the car for red or brown drips. If the level is low, tell the shop where it was, since a slow leak is a cheaper repair than a pump replacement.
Other repairs that sometimes fix P0868
| Repair | Typical range, Boston |
|---|---|
| Transmission solenoid replacement | $320 to $1,325 |
| Transmission rebuild or replacement | $3,100 to $6,800 |
| Diagnostic scan (check engine light) | $60 to $290 |
Before you pay
- Ask the shop what test showed this part is the cause, not just that the code appeared.
- Ask for parts and labor listed separately, and for the hours.
- Ask for a written OK before any extra work. Massachusetts rules require written authorization before repairs.
Got a quote already? Check it against the range. Want to see if your car has a recall tied to this problem? Check recalls by VIN.
Need to read a code yourself? OBD-II scanners on eBay (affiliate link, disclosure).
P0868 questions
Can I just add fluid?
If the level is low, topping up with the right type of fluid is a start, but you still need to find the leak. Using the wrong fluid can damage the transmission, so check the manual.
What if the fluid is fine?
Then the pump, the filter or the sensor needs checking. A clogged filter is cheap to replace, and a shop can compare actual pressure with the sensor reading to decide.
Is it a rebuild?
Only if the pump or clutches are damaged. Many cases are solved with a leak repair and fluid service, so ask the shop to show what they found before talking about a rebuild.
How much does it cost to fix P0868?
The most common fix, transmission fluid service, has a typical range of $150 to $520 in Boston. It is an estimate built from parts prices and local labor wages, not a quote. Your car and shop change it.
Related codes
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Code meaning written in our own words. Some codes mean different things on different makes, so check your scan tool or manual. Not a repair shop, estimates only.