The 2020 Hyundai Venue has reported some engine problems, with symptoms like the check engine light coming on, rough idling, and stalling. Common causes include a loose gas cap, failing catalytic converter, fouled spark plugs, and mass airflow sensor issues. To fix, tighten the gas cap, replace the catalytic converter or spark plugs if needed, and have the mass airflow sensor checked by a mechanic.
Symptoms

The main symptoms of 2020 Hyundai Venue engine problems include:
- Rough idling or engine stalling.
- Knocking sounds or excessive vibration from the engine.
- Sudden loss of ability to accelerate or propel the car forward, especially at highway speeds.
- Slow cranking or difficulty starting the engine, which could indicate a dying battery.
Some of the other potential symptoms mentioned include:
- Abrupt changes in the position of the throttle pedal.
- Reduced power when driving after the check engine light comes on.
- Ticking noise from the engine.
Potential CausesÂ
The potential causes of 2020 Hyundai Venue engine problems include:
- Faulty mass airflow sensor (MAF) which can cause rough idling, difficulty starting, or sudden changes in throttle pedal position.
- Damaged or failing catalytic converter, which can lead to reduced engine performance, poor fuel economy, and overheating.
- Vacuum leaks in the engine system that can cause high RPMs while idling or random surges.
- Loose, damaged, or missing gas cap, which can result in fuel evaporation and more frequent trips to the gas station.
- Issues with aftermarket parts or accessories, especially if not installed properly, which can drain the battery or trigger the check engine light.
- Transmission problems, such as difficulty shifting gears, unusual shift timing, whistling noises, or sudden inability to accelerate.
- Faulty seat belt sensors that trigger false alarms even when the belts are fastened.
- Unexplained breakdowns that may be related to software issues after maintenance services.
- Weak or dying battery causing slow cranking or difficulty starting the engine.
How to Diagnose Engine Issues in Your 2020 Hyundai Venue?

Here are the key steps to diagnose engine issues in your 2020 Hyundai Venue based on the information provided in the search results:
1.Check for warning lights and symptoms.
- Look for the check engine light on your dashboard. If itâs on, there is an issue that needs to be addressed.
- Notice any changes in engine performance like rough idling, loss of power, stalling, shaking, or strange noises.
2. Read diagnostic trouble codes.
- Use an OBD-II scanner to read the diagnostic trouble codes (DTCs) stored in your Venueâs computer.
- The code will help pinpoint the problem area. Some good scanner options for Hyundais include the BlueDriver Bluetooth, TOPDON ArtiDiag800BT, and Autel MaxiSYS MS906.
3. Check ignition system.
- Inspect the spark plugs and ignition coils for any signs of wear, damage or oil contamination.
- Worn out spark plugs and faulty coils are a common cause of misfires and rough running.
4. Check fuel and air intake systems.
- A clogged fuel filter, weak fuel pump, or dirty fuel injectors can cause poor engine performance. Check the fuel system components.
- Inspect the air filter and replace if dirty. A clogged air filter restricts airflow. Check for any loose hoses or vacuum leaks.
5. Perform additional diagnostic tests if needed.
- Depending on the codes found, further tests may be required such as a compression test to check for low cylinder compression or a leak down test to find air leaks.
6. When in doubt, have it professionally diagnosed.
- If youâre unsure about the cause after checking the basics, itâs best to take your Venue to a Hyundai dealer or trusted mechanic for a thorough diagnosis.
- Tell them the symptoms youâve noticed and any codes your scanner found. They have advanced diagnostic equipment to pinpoint the root problem.
How to Fix 2020 Hyundai Venue engine problems â Step by step
Here are the steps to diagnose and fix common engine problems in your 2020 Hyundai Venue:
Step 1: Check for warning lights and symptoms.
- Look for the check engine light on your dashboard. If itâs on, there is an issue that needs to be addressed.
- Notice any changes in engine performance like rough idling, loss of power, shaking, or strange noises.
Step 2: Read diagnostic trouble codes.
- Use an OBD-II scanner to read the diagnostic trouble codes (DTCs) stored in your Venueâs computer.
- The code will help pinpoint the problem area. Some common codes for the Venue include P0010, P0011, P0101, P0102, P0113, P0128, P0171, P0300, P0456.
Step 3: Check ignition system
- Inspect the spark plugs and ignition coils for any signs of wear, damage or oil contamination.
- Worn out spark plugs and faulty coils are a common cause of misfires and rough running.
- Replace spark plugs and coils as needed.
Step 4: Check fuel system
- A clogged fuel filter or weak fuel pump can cause poor engine performance. Replace the fuel filter if dirty.
- Dirty fuel injectors can also cause misfires and loss of power. Use a fuel injector cleaner additive.
- Make sure youâre using the correct octane fuel recommended for your Venue.
Step 5: Check air intake system
- Inspect the air filter and replace if dirty. A clogged air filter restricts airflow.
- Check for any loose hoses or vacuum leaks in the intake system that can cause the engine to run poorly.
Step 6: Check compression
- Low compression in one or more cylinders can cause misfires and lack of power.
- A compression test can determine if you have a blown head gasket, damaged valves or worn piston rings.
Step 7: Check for exhaust leaks.
- Leaks in the exhaust system can cause poor engine performance and trigger codes like P0420.
- Inspect the exhaust for any holes or leaks, especially near the manifold, and repair as needed.
Step 8: Reprogram or update the ECU.
- In some cases, simply reprogramming or updating the software in the engine control unit (ECU) can resolve driveability issues and warning lights.
Step 9: When in doubt, have it professionally diagnosed.
- If youâre unsure about the cause after checking the basics, itâs best to take your Venue to a Hyundai dealer or trusted mechanic for a thorough diagnosis.
- Tell them the symptoms youâve noticed and any codes your scanner found. They have advanced diagnostic equipment to pinpoint the root problem.
Repairing 2020 Hyundai Venue engine problems: DIY or Professional Help?
When it comes to repairing engine problems on a 2020 Hyundai Venue, seeking professional help is generally recommended over attempting DIY repairs, especially for more complex issues. Hereâs a breakdown of the key considerations:
Advantages of Professional Repair:
- Expertise and Specialized Tools: Professional mechanics have the training, expertise, and specialized diagnostic tools to accurately identify and repair engine issues in modern vehicles like the Venue.
- Complex Systems: Modern engines are intricate systems with many components like ignition, fuel, air intake, and exhaust systems. Professionals have the knowledge to properly diagnose and repair issues across these interconnected systems.
- Warranties and Liability: Most professional repair shops offer warranties on their work and parts used, providing peace of mind. DIY repairs have no such protection.
- Proper Diagnosis: Professionals can use advanced diagnostic equipment like OBD-II scanners to read trouble codes and pinpoint the root cause, which is crucial for effective repairs.
- Recalls and Technical Service Bulletins: Dealerships and professional shops stay updated on recalls, technical service bulletins (TSBs), and recommended procedures specific to the Venue.
Potential Drawbacks of DIY Repairs:
- Risk of Further Damage: Inexperience with complex engine systems risks improperly diagnosing or repairing issues, potentially causing more damage and higher costs down the line.
- Safety Concerns: Mistakes during DIY repairs could compromise the vehicleâs safety systems or create hazardous conditions.
- Lack of Specialized Tools: Many engine repairs require specialized tools and equipment that most DIYers donât have access.
- Voiding Warranties: Attempting DIY repairs, especially for major components, could potentially void the vehicleâs warranty coverage.
2020 Hyundai Venue engine problems Repairing Cost
Diagnostic Costs:
- Engine leak inspection: $88 â $111
- Check engine light diagnosis/drive cycle test: $35 â $56
Common Repair Costs:
- Spark plugs and ignition coil replacement: Parts and labor costs vary
- Fuel system repairs (filter, pump, injectors): Costs vary based on specific issue
- Air intake repairs (filter, hoses): $49 â $67 for air filter replacement
- Exhaust leak repairs: Costs vary based on location and severity of leak.
- Engine control unit reprogramming: Costs vary, requires dealer visit
Major Repair Costs:
- Catalytic converter replacement: $807 â $864
- Coolant leak diagnosis: $44 â $56
- Oil pan replacement: $198 â $228
- Radiator replacement: $1,047 â $1,123
- Engine replacement (worst case): Up to $4,500 â $5,150 at a dealer
Additional Considerations:
- Average annual repair costs for Hyundai Venue: $468
- 2020 Venue may still be under 5-year/60,000-mile warranty.
- Attempting DIY repairs on major issues risks further damage and voiding warranty.
Preventing Future transmission problems in 2020 Hyundai venue
Here are some tips to help prevent future transmission problems in your 2020 Hyundai Venue:
Follow the recommended maintenance schedule.
- Change the transmission fluid and filter at the intervals specified in your ownerâs manual, typically every 30,000-60,000 miles. This keeps the fluid clean and effective at lubricating and cooling.
- Consider following the âsevere dutyâ schedule if you frequently drive in stop-and-go traffic, extreme temperatures, or haul heavy loads. This may require more frequent fluid changes.
Use only Hyundai-approved transmission fluid.
- Aftermarket or generic fluids may not meet the exact specifications required and could cause damage over time.
- Always use genuine Hyundai transmission fluid or a brand that is specifically approved for use in your Venueâs CVT.
Avoid aggressive driving habits.
- Rapid acceleration, hard braking, and abrupt gear changes put extra strain on the transmission[8].
- Accelerate gradually and coast to a stop when possible to reduce wear on transmission components.
Donât overload your vehicle.
- Hauling excessive weight makes the transmission work harder. Avoid exceeding your Venueâs maximum towing and cargo capacity.
Address issues promptly.
- If you notice shuddering, slipping, grinding noises, or hesitation, have the transmission inspected by a Hyundai dealer immediately.
- Continuing to drive with a malfunctioning transmission can cause further damage.
Keep up with overall vehicle maintenance.
- Problems in other systems, like overheating engines or failing sensors, can harm the transmission indirectly.
- Staying current with oil changes, tune-ups, and inspections helps keep your whole vehicle in top shape and avoids undue transmission stress.
Consider extending your warranty.
- If you plan on keeping your Venue long-term, an extended powertrain warranty that covers the transmission may provide peace of mind.
- Some 2020 models may still have a portion of the original 5-year/60,000-mile warranty remaining as well.
Can I drive my 2020 Hyundai venue with a malfunctioning engine?
No, you canât drive your 2020 Hyundai Venue with a malfunctioning engine. If your 2020 Hyundai Venue is experiencing engine problems like stalling, rough running, or shutting off while driving, the safest course of action is to have it towed to a Hyundai dealership for diagnosis and repair.