P0920 on Kia: How to Diagnose & Fix
Gear Shift Forward Actuator Circuit/Open
2 Kia models · 2 documented issues
P0920 on Kia by model: symptoms, diagnosis and fix
The 6-speed dual-clutch transmission (DCT) in the 1st generation Niro Hybrid (2017-2022) develops a juddering or shaking sensation when starting from a stop and during low-speed gear changes. The dry clutch pack wears and develops uneven friction surfaces, causing the shudder. This is most noticeable in stop-and-go traffic and typically appears between 25,000-40,000 miles. The issue is exacerbated by the frequent clutch engagement/disengagement required by the hybrid system.
Common Symptoms
- Shuddering when pulling away from stops
- Vibration during low-speed gear changes (1st to 2nd)
- Jerky movement in stop-and-go traffic
- Rough transition between electric and gas power
- Clutch chatter noise at low speeds
How to Fix
Have dealer perform TCU software update (improves clutch engagement mapping). If shudder persists, clutch pack replacement under powertrain warranty ($1,500-3,000). DCT clutch teaching procedure (re-learn) after any clutch service. Some owners report improvement after a complete DCT fluid change with genuine Kia DCT fluid.
What you need to fix it
Only diagnosis- and fitment-reviewed repair parts are linked here.
- Genuine Kia 41200-2B001FFF double-clutch assemblyOEMKia 41200-2B001FFF
Replace the double clutch only when TRA092 symptom production and clutch-lot inspection require it Fitment/availability: Kia Niro DE HEV/PHEV with 6DCT in the TRA092 production range August 10, 2018-September 30, 2019 and an applicable c…
- Genuine Hyundai/Kia 41068-2D000-FFF double-clutch snap ringOEMHyundai/Kia 41068-2D000-FFF
Confirm VIN and part number in current KGIS before purchase despite Hyundai-branded shared Mobis listing.
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
- TipAvoid riding the brake while the car creeps forward in traffic. Either hold the brake firmly or let the car roll. Half-braking causes excessive clutch slip and accelerates wear
- TipRequest the dealer perform a DCT clutch teaching procedure after any software update or clutch service. This calibrates the clutch engagement points
The 8-speed wet dual-clutch transmission in the Stinger exhibits harsh low-speed shifts, delayed response when pulling away from stops, and occasional gear hunting on hills. The DCT clutch pack adapts over time but the adaptive learning can drift, leading to rough shifts. TCU software updates have improved shift quality. In rare cases, clutch pack replacement is needed.
Common Symptoms
- Jerky or harsh shifts at low speeds (1st to 2nd, 2nd to 3rd)
- Delayed engagement when pulling away from a stop
- Transmission gear hunting on inclines
- Shudder during low-speed creeping in traffic
- High RPMs before upshift during normal driving
How to Fix
Have dealer perform TCU software update with latest calibration. A TCU reset (battery disconnect for 30 minutes, then re-learn drive) can recalibrate shift points. DCT fluid change at 30,000-mile intervals with Kia DCT fluid. For severe cases, clutch pack replacement under warranty ($2,000-4,000).
Owner tips & cautions
- TipAfter a TCU update, the transmission needs 200-300 miles of mixed driving to fully re-learn your driving style. Give it time before judging the results
- TipChange DCT fluid every 30,000 miles. Many owners report noticeably smoother shifts after a fluid change with fresh Kia DCT fluid
P0920 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 P0920 mean on a Kia?
P0920 stands for "Gear Shift Forward Actuator Circuit/Open." P0920 indicates an open circuit in the gear shift forward actuator circuit. In transmissions that use electronic shift actuators, this actuator helps engage forward gear ranges; an 'open' means the control module isn't seeing a complete electrical circuit to that actuator. The code is treated as serious because it can prevent the transmission from shifting or engaging gears properly. Symptoms may include inability to select or stay in a forward gear, harsh or no engagement, a transmission warning light, or limp-mode behavior. On Kia it is documented across 2 models: Niro, Stinger.
What are the most common causes of P0920?
The most common causes of P0920 are: Open or broken wiring in the actuator circuit, Faulty gear shift forward actuator, Corroded, loose, or disconnected connector, Moisture or corrosion on circuit contacts, Damaged wiring harness near the transmission, Poor ground or open power feed to the actuator, Faulty transmission control module (less common). The specific cause varies by vehicle.
How much does it cost to fix P0920 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 P0920 on a different make?
View P0920 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.