Hyundai P0736
2012~17 2018~ 2011 2012~17 2011~16 2017~ 2013~14 2013~17 2018~ 2018~ 2007~12 2013~18 2013~19 2020~ 2019~ 2011~14 2015~ 2011~15 2016~ 2010~15 2016~ 2013~15 2019~ Accent (RB) Accent
Quick answer
P0736 is identified in the supplied Hyundai manufacturer communications as “Reverse incorrect ratio.” The communications describe it as an incorrect-ratio DTC associated with transaxle clutch slipping more than 200 rpm while in gear.
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 P0736 mean?
P0736 is identified in the supplied Hyundai manufacturer communications as “Reverse incorrect ratio.” The communications describe it as an incorrect-ratio DTC associated with transaxle clutch slipping more than 200 rpm while in gear.
2. Technical explanation
NHTSA-hosted Hyundai manufacturer communications 19-AT-012H and 20-AT-001H list P0736/P073600 as “Reverse incorrect ratio.” Both communications state that their diagnostic and repair procedures cover incorrect-ratio DTCs where transaxle clutch slip exceeds 200 rpm in gear. The supplied evidence does not establish a vehicle-specific root cause, repair outcome, or diagnostic result for an individual vehicle.
3. What system is affected?
Transaxle, based on the Hyundai manufacturer 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
- The supplied evidence identifies transaxle clutch slipping more than 200 rpm in gear as the condition addressed by the Hyundai incorrect-ratio diagnostic procedures. It does not establish the underlying cause of P0736 for a particular vehicle.
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
- Arrange diagnosis by a qualified Hyundai service provider or other qualified automotive technician.
- Do not attempt transaxle repair based solely on this code page.
10. Step-by-step troubleshooting
- Have the vehicle evaluated using the applicable Hyundai procedure in manufacturer communication 19-AT-012H or 20-AT-001H, as applicable to the vehicle.
- Confirm vehicle model, model year, transmission/transaxle configuration, and bulletin applicability before using a manufacturer procedure.
11. When to contact service
Service need is not established by the supplied diagnostic record. However, Hyundai manufacturer communications provide a transaxle diagnostic and repair procedure for P0736 and related incorrect-ratio DTCs; qualified service evaluation is appropriate.
12. What the service center may check
- Confirm whether P0736/P073600 is present.
- Use the applicable Hyundai incorrect-ratio DTC diagnostic and repair procedure.
- Evaluate the transaxle condition in accordance with the applicable manufacturer communication.
13. Possible repair or resolution
- Not yet established by verified evidence for a specific vehicle. The cited Hyundai communications state that they provide a procedure to diagnose and repair the transaxle for P0736 and related incorrect-ratio DTCs.
14. Affected vehicles
- Hyundai Kona · 2016–2020 · US
- Hyundai Kona · 2016–2019 · US
- Hyundai Sonata · 2016–2020 · US
- Hyundai Sonata · 2016–2019 · US
15. Related TSBs / service bulletins
- Hyundai manufacturer communication 19-AT-012H, published June 4, 2019: covers diagnostic and repair procedures for transaxle incorrect-ratio DTCs, including P0736/P073600 Reverse incorrect ratio. NHTSA document: https://static.nhtsa.gov/odi/tsbs/2019/MC-10163279-9999.pdf
- Hyundai manufacturer communication 20-AT-001H, published January 2, 2020: covers diagnostic and repair procedures for transaxle incorrect-ratio DTCs, including P0736/P073600 Reverse incorrect ratio. NHTSA document: https://static.nhtsa.gov/odi/tsbs/2020/MC-10170899-0001.pdf
16. Recall information
No recall relationship is established by verified evidence.
17. Official manufacturer information
Verified applicability records associate this diagnostic with Hyundai Kona model years 2016–2020 and Hyundai Sonata model years 2016–2020 in the US, with overlapping year ranges in the supplied data. The cited NHTSA-hosted Hyundai communications list P0736/P073600 as Reverse incorrect ratio, but the supplied excerpts do not establish exact bulletin applicability for each Kona or Sonata configuration. Verify applicability by VIN and vehicle configuration with Hyundai or a qualified service provider.
19. Frequently asked questions
What does Hyundai P0736 mean?
The supplied Hyundai manufacturer communications define P0736/P073600 as “Reverse incorrect ratio.”
What condition do the Hyundai bulletins associate with P0736?
They describe incorrect-ratio DTCs as transaxle clutch slipping more than 200 rpm in gear.
Can I drive with P0736?
Not yet established by verified evidence.
Is P0736 related to EV battery charging?
Not yet established by verified evidence. The supplied evidence concerns the transaxle and does not provide charging guidance.
Is there a Hyundai service bulletin for P0736?
Yes. The supplied evidence includes Hyundai communications 19-AT-012H and 20-AT-001H, both of which include P0736/P073600 in their incorrect-ratio DTC diagnostic and repair procedures.