P0868 on Kia: How to Diagnose & Fix
Transmission Fluid Pressure Low
3 Kia models · 4 documented issues · 1 critical
P0868 on Kia by model: symptoms, diagnosis and fix
The IVT (Intelligent Variable Transmission, Kia's name for their CVT) in the 2019-2024 Forte develops a shuddering sensation during light-to-moderate acceleration, particularly from stops and at speeds between 20-45 mph. The issue is caused by the CVT chain and pulley interface wearing irregularly. Kia has released multiple software updates to improve shift mapping and reduce the shudder sensation.
Common Symptoms
- Shuddering during acceleration from stops
- Hesitation or rubber-band feel during acceleration
- Vibration felt through accelerator pedal at 20-45 mph
- Whining noise from transmission during acceleration
- RPMs fluctuate unexpectedly during steady cruise
How to Fix
Have dealer perform TCU software update (latest calibration). If shudder persists after software update, CVT fluid change with genuine Kia CVTF may help. In severe cases, CVT valve body or complete CVT replacement under powertrain warranty (10 years/100,000 miles). Kia part #45280-2F100 for CVT fluid.
Owner tips & cautions
- TipStart with the free TCU software update at the dealer - this resolves or significantly improves the shudder in about 60% of cases
The Seltos equipped with the 2.0L engine and CVT (IVT) exhibits hesitation, jerking, and poor acceleration response, particularly when merging or climbing hills. The CVT struggles under load and can enter limp mode. Owners report the transmission feels sluggish compared to traditional automatics. Kia has released TCU software updates to improve response.
Common Symptoms
- Hesitation during acceleration from stops
- Jerking or surging at low speeds
- Poor acceleration when merging onto highway
- Transmission enters limp mode under heavy load
- Rubber-band effect during passing maneuvers
How to Fix
Have dealer perform TCU software update (latest calibration addresses hesitation). If CVT fluid has not been changed, a fluid service with genuine Kia CVTF may improve response. For persistent issues, CVT replacement under powertrain warranty (10 years/100,000 miles). Some owners find that using Sport mode improves daily driving feel.
What you need to fix it
Only diagnosis- and fitment-reviewed repair parts are linked here.
- Genuine Kia SP-CVT1 IVT fluidOEMKia UM018-CH130
Kia marks this application no flush; follow the exact temperature and level procedure and do not treat fluid as a repair for internal
As an Amazon Associate, we earn from qualifying purchases; other part links may also earn au7o a commission. Confirm fitment by VIN before buying.
Owner tips & cautions
- TipUse Sport mode in heavy traffic and for highway merging. The default Eco/Normal calibration is tuned for fuel economy and feels sluggish
The SX / GT-Line / X-Line turbo Seltos uses a 7-speed dry dual-clutch transmission (the base 2.0L uses an IVT/CVT). With no fluid bath to cool the clutch packs, the dry DCT can overheat in stop-and-go traffic, trigger a transmission-overheat warning, and enter a protect/limp mode. Owners also report low-speed judder, hesitation from a stop, and jerky engagement from heat-stressed dry clutches that can worsen as the unit warms.
Common Symptoms
- Transmission overheat warning in slow traffic
- Judder/shudder at low speed and crawl
- Hesitation or lag from a stop
- Jerky or harsh clutch engagement
- Temporary loss of drive / limp mode
How to Fix
Apply Kia's DCT control-software (TCU) update that smooths clutch engagement and revises the overheat strategy. In heavy traffic, allow the unit to cool before resuming. Persistent shudder or repeated overheat warnings after the update point to worn dry-clutch packs needing replacement under powertrain warranty.
Sources for this issue (3)
NHTSA recall 22V760000 (Kia SC250) covers certain 2021-2023 K5 vehicles equipped with the 2.5L T-GDI engine and 8-speed dual-clutch transmission. A supplier soldering defect can cause an internal electric oil-pump circuit-board fault. The vehicle may chime, display “stop safely immediately,” illuminate the malfunction indicator light and then lose motive power when the transmission disengages its drive gears.
Common Symptoms
- Audible warning chimes
- “Stop safely immediately” cluster message
- Malfunction indicator light
- Loss of motive power
How to Fix
Check the VIN for open recall 22V760000/SC250 and follow Kia's stop-safely warning if it appears. A Kia dealer inspects the vehicle, replaces the transmission when necessary and updates the transmission-control-unit software, free of charge under the recall. Although the recall report identifies oil-pump assembly 46220-2N510, this is not a retail DIY remedy; the campaign repair is VIN-specific and dealer-installed.
Find a Kia dealer
Choose to share your location for this search, or enter an area below. Your search location is sent to Google to find dealers.
Open Kia dealer map in Google Maps ↗Call to confirm they service Kia vehicles and check your VIN, recall eligibility, parts availability, and appointment options.
Sources for this issue (2)
P0868 code reference
General diagnostic-code context. The code alone does not confirm a cause for your vehicle; use the applicable issue card and its sources.
Frequently asked questions
What does P0868 mean on a Kia?
P0868 stands for "Transmission Fluid Pressure Low." This code indicates the transmission's internal fluid pressure is reading lower than the computer expects for current operating conditions. The transmission control module uses a pressure sensor to monitor line pressure, which is what applies the clutches and bands that engage gears. When that pressure stays below the target threshold, P0868 sets. Low line pressure can cause slipping, harsh or delayed shifts, and in severe cases internal clutch damage, so it should be addressed promptly. On Kia it is documented across 3 models: Forte, Seltos, K5.
What are the most common causes of P0868?
The most common causes of P0868 are: Low transmission fluid level, Worn or stuck-open pressure control solenoid, Internal leak (worn seals, gaskets, or valve body), Faulty transmission fluid pressure sensor, Clogged transmission filter, Failing transmission (oil) pump, Worn or leaking valve body, Wiring or connector fault to the pressure sensor/solenoid. The specific cause varies by vehicle.
How much does it cost to fix P0868 on a Kia?
Repair costs vary widely with the root cause and Kia model; each issue on this page carries its own estimate where one is published.
Looking for P0868 on a different make?
View P0868 across all makes →Content compiled with AI assistance using NHTSA complaints, TSBs, and owner reports. May contain errors. Always verify with your vehicle's service manual.