···
Log in / Register

What is the solution for the increased engine oil issue in Dongfeng Honda CR-V?

6Answers
SanTucker
07/29/2025, 05:12:20 PM

The solutions for the increased engine oil issue in Honda CR-V are as follows: 1. FI-ECU software upgrade. 2. Replacement of the air conditioning control unit. 3. TCU software upgrade, applicable only to CVT models. 4. Replacement of the radiator lower hose assembly, applicable only to CVT models. Below is an introduction about the CR-V: (1) Advantages: Stylish and dynamic appearance with smooth lines, maintaining a sporty feel while being rounded; improved materials and craftsmanship, good configuration, powerful performance, flexible handling, and relatively high cost performance. (2) Space: Overall spacious and ample driving and riding space, with no obvious tightness in head and legroom; abundant and practical storage space inside the car; seats are well-wrapped and quite comfortable, with the rear seats being slightly adjustable, making them more practical for long-distance travel. (3) Control: Comfortable and flexible control, clear gear positions, smooth gear shifting, with a sedan-like driving experience; responsive throttle, good steering wheel feel, though the steering is not very precise; wide tires provide good grip, and the chassis is solid, but the ground clearance is small, resulting in poor passability; the suspension is too soft, leading to subpar high-speed stability. (4) Power: Equipped with recalibrated 2.0 and 2.4 displacement engines. The 2.4 displacement offers ample power, quick acceleration, and easy overtaking. The 2.0 displacement is weaker, with slower acceleration from a standstill. (5) Interior: The interior adopts Honda's family style, with a dual-tone design that is warm and clean; the three-spoke steering wheel feels good, and the configuration is practical, with improved materials and craftsmanship. (6) Fuel consumption: Dongfeng Honda CR-V has relatively good fuel economy, with an average fuel consumption of around 10L per 100 kilometers.

Was this review help?
103
Share
Sara
08/15/2025, 03:32:15 PM

My Honda CR-V also experienced the issue of increased engine oil level, which is usually caused by fuel dilution in the engine, where gasoline mixes into the engine oil and increases its volume. I remember noticing that the oil level was above the standard mark and I could even smell gasoline, so I immediately drove to the 4S shop for inspection. The technician helped me update the ECU software, which reduced the fuel injection amount and prevented more gasoline from seeping into the oil. They also checked the engine components, as sometimes piston rings or oil seals need to be replaced. I personally pay attention to avoiding frequent short-distance driving, which can reduce dilution. After that treatment, the problem was basically resolved, and I developed the habit of checking the engine oil once a month to ensure it stays within the normal range. If you notice a similar issue, don’t hesitate—safety first, so take it to a professional shop for handling.

Was this review help?
11
Share
Expand All
SanAxel
10/16/2025, 10:21:11 PM

Haha, I researched the oil dilution issue right after buying my CR-V. The cause was incomplete fuel combustion in the 1.5T engine during cold operation, allowing gasoline to mix with the engine oil. The solution is simple: Honda has a recall program where you can get a free ECU upgrade at authorized dealerships to optimize the fuel injection system. I did it myself and noticed the car runs more stable now. For severe cases, they'll change the oil or replace components. I recommend regularly checking the dipstick, especially when the engine is cold. Also, try to take longer drives to warm up the engine thoroughly, which helps prevent further dilution. This issue was largely resolved in post-2020 models, but older vehicles shouldn't ignore it.

Was this review help?
14
Share
Expand All
ColemanDella
11/29/2025, 10:04:46 PM

When I noticed the increased engine oil level in my CR-V, I first checked the dipstick to confirm the overfilled condition, which could indicate an engine issue. The solution is to promptly visit an authorized service center: they'll perform diagnostic tests and implement a software update to optimize fuel management. Additionally, adhere to regular oil change intervals, with Honda genuine oil recommended every 5,000 kilometers. Neglecting this may lead to oil dilution and engine damage, so avoid DIY repairs. During daily driving, minimize frequent stop-start cycles in traffic to reduce dilution.

Was this review help?
18
Share
Expand All
LawsonLee
01/19/2026, 11:28:22 PM

Last year, the oil dilution issue in my CR-V made driving uneasy. The solution was to have it inspected more frequently at the 4S shop. Honda officially provided an ECU upgrade service to adjust engine parameters and prevent fuel from mixing into the engine oil. After making an appointment, it only took an hour to complete, and the oil level has remained stable since. At the same time, personal maintenance is crucial: check the oil level monthly to ensure it's at the correct amount; long-distance driving helps warm up the engine. Addressing issues early saves both peace of mind and ensures safety.

Was this review help?
16
Share
Expand All
DiColton
04/16/2026, 12:17:55 AM

After discovering the oil dilution issue in my CR-V, I realized it's quite serious as it may lead to engine wear or failure. The solution is to visit an authorized 4S dealership: they typically start by updating the ECU control software to reduce fuel mixing into the engine oil, then replace components or change the oil as needed. After the treatment, my vehicle's condition improved, and I now conduct regular check-ups. I recommend not ignoring warning signs like sudden increases in fuel consumption—timely maintenance can extend engine life. Personally, I also minimize short-distance driving to reduce risks.

Was this review help?
3
Share
Expand All
More Q&A

Does Drifting in a Regular Sedan Damage the Car?

Drifting in a regular sedan does damage the car. Damage to the Suspension System: The control arms and upper arms in the suspension system are quite fragile. During drifting, the car's weight shifts heavily to the front wheels in the direction of travel, which can over time cause the ball joints of the control arms or upper arms to crack or even detach. Accelerated Tire Wear: During drifting, the tires experience uneven wear against the ground, which speeds up their deterioration. Damage to the Braking System: Since drifting requires rear-wheel braking to execute the maneuver, the uneven distribution of the car's weight during drifting can lead to uneven wear on the brake pads and uneven pressure from the calipers, resulting in damage to the braking system.
112
Share

Does the Audi A5 have a coupe version?

The Audi A5 is available in coupe versions, which include: four-door models, two-door coupe models, and two-door convertible models. Taking the 2021 Audi A5 as an example, its body dimensions are: length 4705mm, width 1846mm, height 1341mm, with a wheelbase of 2766mm and a fuel tank capacity of 54 liters. The 2021 Audi A5 is equipped with a 2.0T turbocharged engine, delivering a maximum power of 150kW at 4200 to 6000 rpm, and a maximum torque of 320Nm. It is paired with a 7-speed dual-clutch transmission, and features front and rear five-link independent suspension systems.
108
Share

Should I Shift Gears or Use the Handbrake When Parking a Manual Transmission Car?

Manual transmission cars must use the handbrake when parking. Parking Brake: The parking brake, commonly known as the handbrake, provides resistance to prevent the car from rolling when parked. The force of the parking brake is much weaker than that of the service brake, just enough to keep the car from rolling on a slope. Principle of the Handbrake: It uses a steel cable connected to the rear brake shoes to apply braking force. Prolonged use of the handbrake can cause the steel cable to undergo plastic deformation. Since this deformation is irreversible, long-term use will reduce its effectiveness and increase the handbrake's travel distance.
111
Share

How many days does it take for a general traffic violation to be available online?

Generally, traffic violations can be checked online within about a week. Within 10 days from the date the traffic monitoring equipment collects the violation records, the traffic management department of the public security authority in the area where the violation occurred should review the recorded content. After verification, the information will be entered into the road traffic violation information management system as evidence of the violation. The traffic police team will collect, organize, and review the data, and then input and transmit it, usually completing the online entry within a week. If the violation is captured by a camera (non-on-site violation), it may take up to 15 days before it can be checked online. The specific time varies by region and is not fixed, but it should not exceed 13 working days at the latest.
117
Share

Does a 7-Speed Dry Dual-Clutch Transmission Need an Oil Change?

A 7-speed dry dual-clutch transmission requires transmission fluid changes. Regardless of the type of transmission, changing the transmission fluid during use is essential to ensure its proper operation. The recommended replacement interval for transmission fluid in vehicles is every 2 years or 60,000 kilometers. The exact timing should be determined based on the vehicle's user manual and its usage conditions. If the vehicle is frequently used, it is advisable to change the transmission fluid earlier. Dual-clutch transmissions can be divided into dry and wet types. In a dry dual-clutch transmission, the clutch plates are not immersed in transmission fluid, whereas in a wet dual-clutch transmission, they are. Dry dual-clutch transmissions offer faster gear shifts and higher transmission efficiency. Wet dual-clutch transmissions can handle higher torque and provide better reliability and stability. However, wet dual-clutch transmissions are more expensive. Most high-performance vehicles use wet dual-clutch transmissions, including supercars and high-performance cars. Vehicles equipped with dual-clutch transmissions deliver an exhilarating driving experience. Working Principle: Dual-clutch automatic transmissions are based on manual transmissions. Unlike manual transmissions, DCTs have two clutches connected to two input shafts. Gear shifts and clutch operations are controlled by an integrated electro-hydraulic module rather than a clutch pedal. Similar to tiptronic hydraulic automatic transmissions, drivers can manually shift gears or leave the gear lever in fully automatic D or S mode. In this mode, gear shifts are typically performed by gear and clutch actuators. Transmission fluid is a lubricant that keeps the transmission system clean and protects it. Depending on the transmission structure, transmission fluids are categorized into automatic transmission fluid (ATF) and manual transmission fluid (gear oil). High-quality transmission fluid ensures smooth operation, extends the transmission's lifespan, and improves its efficiency. Prolonged failure to change the transmission fluid can lead to reduced control precision and poorer gear-shifting accuracy. Automatic transmission fluid (ATF) is specifically designed for automatic transmissions. Early automatic transmissions did not have dedicated fluid and used engine oil instead. Due to significant differences in working conditions and technical requirements, this practice was quickly abandoned. Modern ATF serves as the hydraulic fluid for torque converters, the lubricant for planetary gear sets, and the hydraulic oil for shift mechanisms. Under normal driving conditions, ATF should be replaced every 120,000 kilometers, or every 60,000 kilometers under severe driving conditions. Manual transmission fluid, commonly referred to as gear oil, is classified into five grades (GL-1 to GL-5) by the American Petroleum Institute (API) based on quality. GL-1 to GL-3 are used for lubricating standard spur and bevel gears, as well as transmissions and steering gears under general loads. GL-4 is suitable for high-speed, low-torque and low-speed, high-torque conditions, such as hypoid gears and manual transmissions. GL-5, the highest performance grade, is used for hypoid gears and manual transmissions under extreme conditions with high shock loads. Manual transmission fluid should typically be replaced every 2 years or 60,000 kilometers under normal driving conditions.
118
Share

What are the process benchmarks in vehicle manufacturing?

Vehicle manufacturing consists of four major processes: stamping, welding, painting, and final assembly. 1. Stamping: Sheet metal parts are pressed into shape using molds according to design requirements. 2. Welding: Various sheet metal parts are welded together to form the vehicle body-in-white as per design specifications. 3. Painting: The body-in-white undergoes pretreatment, primer coating, and topcoat painting. 4. Final assembly: All interior and exterior components, including the engine, are installed onto the body, resulting in the complete vehicle as seen. After passing various quality inspections, the vehicle is considered finished. Additional information: Stamping plays a crucial role in automotive body manufacturing, especially for large body panels. These components often feature complex shapes, large structural dimensions, sometimes with spatial curvature, and require high surface quality. Stamping proves unparalleled compared to other manufacturing methods for producing such parts.
117
Share
Cookie
Cookie Settings
© 2025 Servanan International Pte. Ltd.