Hyundai P074800
19-AT-016H Page 9 of 9 29. Select the type of solenoid from the drop-down menu. Select OK. 30. Input the 8-digit code recorded in Step 16 in the blank spaces in the GDS. Select OK
Quick answer
P074800 is identified in Hyundai official service communications as a Pressure Control (PC) solenoid DTC for certain automatic-transaxle applications.
This page separates verified manufacturer/regulator evidence from supporting material. Unsupported causes, repairs or safety conclusions are not guessed.
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1. What does P074800 mean?
P074800 is identified in Hyundai official service communications as a Pressure Control (PC) solenoid DTC for certain automatic-transaxle applications.
2. Technical explanation
Verified Hyundai service-bulletin evidence lists P074800 as the Pressure Control (PC) solenoid code. The supplied evidence also states that, when listed solenoid DTCs are found, technicians should refer to the applicable TSB or shop manual and follow its repair procedure. After replacement of specified solenoids, Hyundai directs use of the GDS diagnostic tool for Automatic Transaxle Oil-pressure Characteristics Input; this procedure is stated to be necessary only for UD, 26/35R, and OD solenoids. The supplied evidence does not establish that this programming procedure applies to the PC solenoid.
3. What system is affected?
Automatic transaxle; specifically, the Pressure Control (PC) solenoid according to the verified Hyundai communications.
4. How serious is this code?
Not yet established by verified evidence.
5. Symptoms you may notice
Not yet established by verified evidence.
6. Possible causes
- A P074800 DTC is listed by Hyundai as a Pressure Control (PC) solenoid DTC. Further causes are not yet established by verified evidence.
7. Can I still drive the vehicle?
Not yet established by verified evidence.
8. Can I charge the vehicle?
Not yet established by verified evidence.
9. What you can safely do
- Have the stored DTC confirmed with appropriate diagnostic equipment.
- Arrange diagnosis using the applicable Hyundai TSB or shop manual procedure.
- Do not attempt automatic-transaxle solenoid replacement or GDS programming without qualified service support.
10. Step-by-step troubleshooting
- Hyundai communication 20-AT-001H instructs technicians to check for DTCs, record the DTC, and delete the DTC.
- If a listed solenoid DTC is found, Hyundai directs technicians to the appropriate TSB or shop manual and its repair procedure.
- For specified replacement cases, Hyundai communications 19-AT-016H and 20-AT-007H direct use of GDS S/W Management and Automatic Transaxle Oil-pressure Characteristics Input, followed by confirmation through a drive of the vehicle. The supplied evidence does not establish this procedure for the PC solenoid.
11. When to contact service
Service is appropriate because Hyundai directs technicians to the applicable TSB or shop manual when P074800 is found. Urgency is not yet established by verified evidence.
12. What the service center may check
- Confirm and record P074800 using diagnostic equipment.
- Follow the applicable Hyundai TSB or shop-manual repair procedure for the identified solenoid DTC.
- Where applicable after replacement of UD, 26/35R, or OD solenoids, perform the Hyundai GDS Oil-pressure Characteristics Input procedure using the recorded 8-digit code.
- Confirm completion as directed by Hyundai, including the stated drive confirmation step where applicable.
13. Possible repair or resolution
- The verified evidence does not establish a specific repair for P074800 beyond following the applicable Hyundai TSB or shop-manual procedure.
- The verified evidence establishes GDS oil-pressure-characteristics input after replacement only for specified UD, 26/35R, and OD solenoids; it does not establish that this is required for the PC solenoid.
14. Affected vehicles
- Hyundai Kona · 2016–2020 · US
- Hyundai Kona · 2019–2020 · US
- Hyundai Kona · 2019 · US
- Hyundai Sonata · 2016–2020 · US
15. Related TSBs / service bulletins
- Hyundai TSB 20-AT-001H, published January 2, 2020: lists P074800 as Pressure Control (PC) solenoid for 6AT FWD and 8AT FWD applications and directs repair according to the appropriate TSB or shop manual.
- Hyundai TSB 19-AT-016H, published August 12, 2019: includes P074800 among listed solenoid DTCs and describes GDS Oil-pressure Characteristics Input following replacement of specified UD, 26/35R, and OD solenoids.
- Hyundai TSB 20-AT-007H, published February 20, 2020: includes P074800 among listed solenoid DTCs and describes the same specified-solenoid GDS input process.
16. Recall information
- Not yet established by verified evidence.
17. Official manufacturer information
Official NHTSA-hosted Hyundai manufacturer communications: 20-AT-001H (https://static.nhtsa.gov/odi/tsbs/2020/MC-10170899-0001.pdf); 19-AT-016H (https://static.nhtsa.gov/odi/tsbs/2019/MC-10165456-9999.pdf); 20-AT-007H (https://static.nhtsa.gov/odi/tsbs/2020/MC-10172225-0001.pdf).
19. Frequently asked questions
What does Hyundai P074800 mean?
Verified Hyundai service communication evidence identifies P074800 as a Pressure Control (PC) solenoid DTC.
Which vehicles are included in the supplied applicability data?
The supplied applicability data lists U.S. Hyundai Kona model years 2016–2020, including overlapping 2019 and 2019–2020 records, and U.S. Hyundai Sonata model years 2016–2020. Exact transmission, trim, and production applicability are not established by the supplied evidence.
Is P074800 safe to drive with?
Not yet established by verified evidence.
Does P074800 require a GDS oil-pressure-characteristics input procedure?
The supplied Hyundai bulletins state that this procedure is necessary only for UD, 26/35R, and OD solenoids. They do not establish its requirement for the Pressure Control solenoid associated with P074800.