Hyundai/Kia A4CF 4-Speed Automatic Transaxle (CVT-era replacement) · Hyundai / Kia · Expert rebuild service since 1987. Lifetime warranty. Free diagnostic.
2006–2012 Hyundai Accent (1.6L), 2006–2011 Kia Rio (1.4/1.6L), 2006–2012 Hyundai Getz
| Configuration | 4-speed automatic FWD transaxle (compact economy class) |
|---|---|
| Gear Ratios | 1st 2.84:1 · 2nd 1.54:1 · 3rd 1.00:1 · 4th 0.71:1 · Rev 2.46:1 |
| Fluid Type | Hyundai SP-IV ATF |
| Fluid Capacity | 5.5 qts total, 2.6 qts service refill |
Shift solenoid valves clog from degraded SP-IV fluid, causing shift quality issues. The A4CF is sensitive to fluid condition.
Symptoms: Delayed shifts, DTC P0750 or P0755, engagement hesitation from Park
Compact clutch packs wear from city stop-and-go. Chicago traffic patterns accelerate A4CF clutch wear.
Symptoms: Slip during acceleration, DTC P0732 or P0734, RPM flare
The axle shaft seals leak ATF, reducing fluid level and causing internal contamination.
Symptoms: ATF drip from inner CV joint area, low ATF level
A4CF rebuild replaces solenoid valves, all clutch packs, axle shaft seals, and all seals. SP-IV ATF used.
Hyundai SP-IV ATF every 30,000 miles. Check axle shaft seals at every fluid service — they are a common low-cost failure that causes significant damage if fluid is lost.
2006–2012 Hyundai Accent, 2006–2011 Kia Rio, and other economy Hyundai/Kia models with 1.4/1.6L engines.
Hyundai/Kia SP-IV ATF.
A full rebuild ranges $1,100–$1,500 at Chicago Transmission.
Clutch pack wear or solenoid valve failure in the A4CF — have it diagnosed before the slip progresses.
The rebuild cost is low relative to even a used vehicle, so yes if the car is otherwise sound.
Free diagnostic, written estimate, lifetime warranty. Chicago's A4CF rebuild specialists since 1987.
