23-AT-003H
Service Bulletin Details
Public Details for: 23-AT-003H
If you are servicing an 8-speed vehicle with a a??Check enginea?? Light on and one or more of the dtc listed, follow the service procedure and replace the related solenoid and harness.
- 2023 - 2022 - 2021 - 2020 - 2019 - 2018 -
Models from 2023
2023 HYUNDAI PALISADE |
2023 HYUNDAI SANTA CRUZ |
2023 HYUNDAI SANTA FE |
2023 HYUNDAI SONATA |
2023 HYUNDAI TUCSON |
Models from 2022
2022 HYUNDAI PALISADE |
2022 HYUNDAI SANTA CRUZ |
2022 HYUNDAI SANTA FE |
2022 HYUNDAI SONATA |
2022 HYUNDAI TUCSON |
Models from 2019
2019 HYUNDAI SANTA FE |
2019 HYUNDAI SONATA |
Models from 2018
2018 HYUNDAI SONATA |
GROUP NUMBER AUTOMATIC TRANSMISSION DATE Technical Service Bulletin SUBJECT: 23-AT-003H MODEL SONATA (LFa) SANTA FE (TMa) PALISADE (LX2) SANTA CRUZ (NXT) SONATA (DN8a) TUCSON (NX4a) APRIL, 2023 AUTOMATIC TRANSAXLE SOLENOID DTC P074100, P074300, P074800, P075300, P075800, P076300, P076800, P077300 & P270900 This TSB supersedes TSB 22-AT-005H to add the Op Code for Santa Fe (TMa) 2.5L and revise the Op Code for Santa Fe (TMa) 2.0T/2.4L. DESCRIPTION: If you are servicing an 8-speed vehicle with a “Check Engine” light on and one or more of the DTC listed, follow the service procedure and replace the related solenoid and harness. APPLICABLE VEHICLES: 2018~19 2020~ 2019~20 2021~ 2020~ 2022~ 2022 Sonata (LFa) 2.0T Sonata (DN8a) 1.6T/2.5L Santa Fe (TMa) 2.0T/2.4L Santa Fe (TMa) 2.5L Palisade (LX2) 3.8L Santa Cruz (NXT) 2.5L Tucson (NX4a) 2.5L VINs beginning with 5NP VINs beginning with 5NP VINs beginning with 5NM VINs beginning with 5NM VINs beginning with KM8 VINs beginning with 5NTJ***E VINs beginning with 5NM PARTS INFORMATION: Refer to the PNC in the parts catalog to order the correct solenoid part number. MODEL 2018~19 Sonata (LFa) 2.0T 2020~ Sonata (DN8a) 1.6T/2.5L 2019~ Santa Fe (TMa) 2.0T/2.4L/2.5L 2020~ Palisade (LX2) 3.8L 2022~ Santa Cruz (NXT) 2.5L 2022~ Tucson (NX4a) 2.5L ALL DTC PART PNC PART NUMBER P074100 Torque converter clutch system 46202A 46313-3B*** P074300 Torque converter clutch circuit 46202A 46313-3B*** P074800 Pressure control solenoid (PC) 46313A 46313-3B*** P075300 Shift solenoid A (UD) 46313B 46313-4G*** P075800 Shift solenoid B (46) 46313C 46313-4G*** P076300 Shift solenoid C (37R) 46313C 46313-4G*** P076800 Shift solenoid D (OD&LR) 46313B 46313-3B*** P077300 Shift solenoid E (28) 46313C 46313-4G*** P270900 Shift control solenoid valve F (SSA) 46313D 46313-3B*** 46307 46307-4G*** 45282E 45283-4G*** Valve body internal harness Oil pan gasket Circulate To: Service Manager, Warranty Manager, Service Advisors, Technicians, Fleet Repair SUBJECT: AUTOMATIC TRANSAXLE SOLENOID DTC P074100, P074300, P074800, P075300, P075800, P076300, P076800, P077300 & P270900 WARRANTY INFORMATION: MODEL OP CODE OPERATION 2018~19 Sonata (LFa) 2.0T 45775R00 2020~ Sonata (DN8a) 1.6T/2.5L 2022~ Santa Cruz (NXT) 2.5L 2022~ Tucson (NX4a) 2.5L 2021~ Santa Fe (TMa) 2.5L 45775R8M 2019~20 Santa Fe (TMa) 2.0T/2.4L 2020~ Palisade (LX2) 3.8L 45775R8L ALL 45775RQ0 Solenoid replacement OP TIME CAUSAL PART Refer to WEBLTS for current LTS time Refer to Parts Information table on Page 1 NATURE CAUSE CODE CODE I3A ZZ3 GDS NOTE: Normal warranty applies SERVICE PROCEDURE: 1. Attach a GDS and select DTC Analysis and A/T menu. Record the DTC and description. Delete the DTC. 2. From the GDS home screen, select Data Analysis and A/T menu and the solenoid parameters shown below. If the solenoids show: Continuous and changing output while driving, the wiring currently has no open/short circuits. Go to Step 4. No continuous and changing output, go to Step 3. TSB #: 23-AT-003H Page 2 of 10 SUBJECT: 3. AUTOMATIC TRANSAXLE SOLENOID DTC P074100, P074300, P074800,,P075300, P075800, P076300, P076800, P077300 & P270900 Visually check the wiring harness between the PCM or TCU and transmission for a damaged wire or open/short circuit. Check for a damaged pin or pin not fully inserted into the connector. If damage exists, repair or replace the ECM control harness and drive the vehicle to confirm the repair. If no damage or open/short circuit is found, go to Step 4. NOTE: All listed vehicles have a PCM (integrated ECU/TCU) except Sonata (DN8a) with separate ECU and TCU. 4. Refer to the DTC recorded in Step 1 and follow the repair procedure shown below: P074100 P074300 P074800 P075300 P075800 P076300 P076800 P077300 P270900 DTC Torque converter clutch system Torque converter (T/C) Pressure control solenoid (P/C) Shift solenoid A (UD) Shift solenoid B (46) Shift solenoid C (37R) Shift solenoid D (OD&LR) Shift solenoid E (28) Shift solenoid F (SSA) PNC 46202A 46202A 46313A 46313B 46313C 46313C 46313B 46313C 46313D REPAIR PROCEDURE Go to Step 5 and replace the related solenoid and valve body harness 5. Record the preset radio stations. Remove the battery and battery tray. 6. Remove the undercover below the transmission. Lift the vehicle on a hoist. 7. If necessary to access the solenoids, drain the radiator and remove the lower radiator hose from the radiator. Drain the ATF. 8. Disconnect the harness from the transmission. Remove the bolt that secures the tab and push the harness connector into the transmission. Disconnect the vent hose on the top of the oil pan. TSB #: 23-AT-003H Page 3 of 10 SUBJECT: 9. AUTOMATIC TRANSAXLE SOLENOID DTC P074100, P074300, P074800, P075300, P075800, P076300, P076800, P077300 & P270900 Remove 14 oil pan bolts and remove the pan. CAUTION Use a rubber hammer to tap the oil pan cover on a corner until the cover is loose. 10. Remove 6 bolts to the harness and 1 bolt to the oil temperature sensor. Pull the harness outward and move the harness out of position. 11. Remove the bolt that secures the detent spring and remove the spring. Torque: 8~11 lb.ft (1.2~1.5 kgf.m/10~13 N.m) TSB #: 23-AT-003H Page 4 of 10 SUBJECT: AUTOMATIC TRANSAXLE SOLENOID DTC P074100, P074300, P074800,,P075300, P075800, P076300, P076800, P077300 & P270900 12. Remove 9 valve body bolts in order from the outermost bolts to the innermost bolts. Remove the valve body. CAUTION Place the valve body on a clean paper towel. Placing the valve body on a rag may cause lint to enter the valve body. 13. Pull the gray tab up and then press the tab to disconnect the harness from the input speed sensor. Remove the harness and install a new harness. Reconnect the new harness to the input speed sensor. 14. Record the 8-digit code on the solenoid. 15. Refer to the DTC recorded in Step 1 and replace the related solenoid. DTC P074100 P074300 P074800 P075300 P075800 P076300 P076800 P077300 P270900 TC TC PC UD 46 37R OD&LR 28 SSA TSB #: 23-AT-003H SOLENOID TC clutch TC solenoid Pressure control Shift solenoid A (UD) Shift solenoid B (46) Shift solenoid C (37R) Shift solenoid D (OD&LR) Shift solenoid E (28) Shift solenoid F (SSA) 28 UD 46 OD&LR 37R SSA TC PC Page 5 of 10 SUBJECT: AUTOMATIC TRANSAXLE SOLENOID DTC P074100, P074300, P074800, P075300, P075800, P076300, P076800, P077300 & P270900 16. For 28, 46, 37R, UD, OD&LR solenoids: Remove two bolts to the upper solenoid support. Remove the support. Use a magnet to remove the pin for the solenoid to be replaced. Remove the solenoid and install a new solenoid. Reinstall the pin. Reinstall the support and tighten to specification. Torque: 7~9 lb.ft (1.0~1.2 kgf.m/10~12 N.m) 28 UD 46 OD&LR 37R 17. For SSA, TC and PC solenoids: Use a 5mm hex socket and remove 3 Allen bolts that secure the solenoid support. Remove the support. Remove the solenoid and install a new solenoid. Reinstall the support and tighten the Allen bolts. 18. Confirm two O-rings are installed correctly in the case. TSB #: 23-AT-003H Page 6 of 10 SUBJECT: AUTOMATIC TRANSAXLE SOLENOID DTC P074100, P074300, P074800,,P075300, P075800, P076300, P076800, P077300 & P270900 19. Align the manual shaft to the shift lever and install the valve body. 20. Install the valve body bolts and torque the bolts in order from the innermost bolts to the outermost bolts. Torque: 7~9 lb.ft (1.0~1.2 kgf. m/10~12 N.m) 21. Reinstall the bolt that secures the detent spring and tighten the bolt to specification. Torque: 8~11 lb.ft (1.2~1.5 kgf.m/10~13 N.m) TSB #: 23-AT-003H Page 7 of 10 SUBJECT: AUTOMATIC TRANSAXLE SOLENOID DTC P074100, P074300, P074800, P075300, P075800, P076300, P076800, P077300 & P270900 22. Reconnect the harness to the solenoids and install the temperature sensor. Install 6 bolts to the harness and 1 bolt to the oil temperature sensor and torque to specification. Torque: 7~9 lb.ft (1.0~1.2 kgf.m/10~12 N.m) 23. Install a new gasket, P/N 45283-4G*** to the oil pan and reinstall the pan. Install 14 bolts to the pan and tighten the bolts to specification. Torque: 8~10 lb.ft (1.2~1.4 kgf.m/12~13 N.m) 24. Reinstall the lower radiator hose. Add ethylene glycol engine coolant to the radiator and check the level according to the appropriate shop manual, “Engine” Section. 25. Reconnect the battery. Input the radio stations recorded in Step 5. TSB #: 23-AT-003H Page 8 of 10 SUBJECT: AUTOMATIC TRANSAXLE SOLENOID DTC P074100, P074300, P074800,,P075300, P075800, P076300, P076800, P077300 & P270900 26. Remove the transaxle fill plug. Use a funnel to add approximately 5~6 quarts of SP4-M ATF through the fill plug opening. Reinstall the fill plug. Attach the GDS and select Data Analysis, A/T menu and Oil Temperature Sensor. Start the engine and shift to Park. When the ATF is 122°F~140°F (50~60°C), remove the level checking plug. The level is correct when oil flows out of the level checking plug in a thin steady stream. Collect and dispose of any excess fluid in accordance with local regulations. 27. Clear the DTC and test drive the vehicle for two key-on/key-off driving cycles, including 1-2-3-4-5-6-7-8 upshifts and 8-7-6-5-4-3-2-1 downshifts. If the DTC returns, perform the following repairs. DTC P074100 P074300 P074800 P075300 P075800 P076300 P076800 P077300 P270900 REPAIR PROCEDURE Replace the transmission Replace the control wiring harness between the PCM or TCU and transmission. If the solenoid DTC does not return, return the vehicle to the customer. If the solenoid DTC returns again, replace the PCM or TCU. NOTE: All listed vehicles have a PCM (integrated ECU/TCU) except Sonata (DN8a) with separate ECU and TCU. Solenoid Oil Pressure Data Characteristics Input: NOTICE This procedure is necessary only for the following solenoids: UD, 37R, OD&LR, 28 and 46. 28. Select S/W Management, Automatic Transaxle and Oil Pressure Characteristics Input (Solenoid valve Replacement). Select OK and follow the prompts. Select the type of solenoid from the drop-down menu. Select OK. TSB #: 23-AT-003H Page 9 of 10 SUBJECT: AUTOMATIC TRANSAXLE SOLENOID DTC P074100, P074300, P074800, P075300, P075800, P076300, P076800, P077300 & P270900 29. Input the 8-digit code recorded in Step 14 in the blank spaces in the GDS. Select OK. Input the 8 digit code again and select OK. The GDS will confirm the procedure was completed. 30. Drive the vehicle for two key cycles to confirm the transmission shifts correctly and no DTC are set. TSB #: 23-AT-003H Page 10 of 10