How to Replace the Key Battery for a Haima?

3 Answers
VonKyle
07/24/25 4:49pm
Haima replacement key battery steps are as follows: 1. Open the folding key and forcefully separate the upper and lower parts of the remote. 2. Disassemble the lower part's upper and lower covers, remove the circuit board, and take out the old battery. 3. Insert the prepared new battery into the circuit board with the positive pole facing downward, place it into the lower part of the shell, and snap the upper and lower parts of the remote back together. Below is some information about remote keys: 1. A car remote key utilizes the wireless remote control function of the central locking system, allowing doors to be unlocked and locked from a distance without inserting the key into the lock. 2. Based on their usage methods, they can be divided into three categories: active working mode, passive working mode, and coil induction mode.
Was this review help?
13
2
Share
KyleLee
08/10/25 7:55am
Last time the remote range of my Haima car key became shorter, so I replaced the battery myself. First, confirm the battery type—Haima keys generally use CR2032 coin cell batteries, which can be bought at hardware stores or supermarkets. Use a small screwdriver or coin to gently pry open the shell from the small groove on the back of the key, being careful not to break the clips. Once opened, you’ll see the old battery secured in its slot—use a toothpick or fingernail to lift it out. Insert the new battery in the same orientation as the old one, with the positive side (the side with text) facing up. Then align the shell clips and press gently until you hear a click, indicating it’s properly secured. Finally, test if the remote function has been restored. The whole process takes just a few minutes—doing it yourself is hassle-free and saves money. If you’re unsure, check online video tutorials for a clear visual guide.
Was this review help?
5
4
Share
Expand All
DiAddyson
09/25/25 8:33am
My experience is that replacing the battery in a Haima car key isn't as complicated as you might think. Just prepare a CR2032 battery and a thin tool - a coin will work if you don't have one. Locate the small gap on the side of the key, start prying from the end, and slowly open the entire casing. Be careful not to force it, as the plastic clips can break easily. When removing the old battery, take note of the positive and negative orientation - the new battery must be installed in the same direction, otherwise it won't conduct electricity. When closing the casing, make sure all clips are aligned and gently press it back together. After replacement, immediately test if the lock button and trunk button respond properly. Don't worry if you accidentally scratch the key casing - you can buy a new one on Taobao for just over ten yuan, and maybe even change the color for a fresh look.
Was this review help?
20
0
Share
Expand All
More Forum Discussions

How Often Should the Transmission Fluid Be Changed for a Corolla Hybrid?

Corolla Hybrid transmission fluid is generally changed every 2 years or approximately 60,000 kilometers. Below is a related introduction about the Corolla: 1. Exterior: The Corolla's interior features an overall minimalist style, with a conventional dashboard design and spacious, comfortable seats. 2. Features: The new Corolla comes with 8 airbags, VSC vehicle stability control, traction control system, and also standard start/stop and collision warning systems. 3. Owner Experience: The Corolla offers a comfortable ride, smooth driving, slower acceleration, and minimal engine noise, equipped with Michelin 215/45-R17 tires.
11
4
Share

What is a Mercedes-Benz with a B badge?

Mercedes-Benz with a B badge refers to the automotive products modified by Brabus, the official tuning company of Mercedes-Benz. Below is relevant information about B-badged Mercedes-Benz: 1. Product Overview: B-badged Mercedes-Benz is globally recognized as the most top-tier luxury vehicle, boasting more aggressive styling and superior performance compared to the original models. With extremely limited production and high price tags, it truly deserves the title of "King of Mercedes-Benz." 2. Modified Vehicles: B-badged Mercedes-Benz are not factory-original vehicles but rather cars modified by Brabus, the official tuner of Mercedes-Benz, which enjoys very high recognition overseas. Note: The German automotive brand Brabus was established in 1977 and specializes in producing modified vehicles.
8
1
Share

Is the 2020 Suzuki Swift available in the domestic market?

Suzuki Swift 2020 model is not available in the domestic market. Before the Fit, the Suzuki Swift was the preferred choice for small hatchbacks. Although Suzuki has withdrawn from the Chinese market, the Swift continues to thrive in overseas markets. Recently, the 2020 Suzuki Swift made its debut in overseas markets, and this 2020 model is a facelift version. Here is some information about the 2020 Suzuki Swift: 1. Interior: The cockpit-style instrument panel and air vents, along with the three-spoke flat-bottom steering wheel, create a sporty atmosphere. To put it in media terms, after seeing the 2020 Swift, who would still want a Fit or Golf? 2. Powertrain: The 2020 Swift is equipped with a 1.2T engine, delivering a maximum power of 85kW, paired with either a CVT transmission or a 6-speed manual transmission. With the vehicle weighing only one ton, even though the engine displacement is not large, the performance is still impressively powerful.
13
5
Share

How to Enable the Internet of Vehicles in the 2021 Sagitar?

The Internet of Vehicles can be enabled by simply turning on the vehicle's infotainment system and connecting to the internet. Below is an introduction to the Sagitar: 1. Exterior Design: The body design is very elegant, adhering to Volkswagen's balanced design philosophy, which aligns with the aesthetic preferences of most Chinese consumers. The body lines are robust and straight, giving a strong sense of sportiness. 2. Interior Design: The interior also features a brand-new design style, with more premium materials used throughout the cabin. Whether it's the larger and softer wrapped dashboard or the design concept that exudes a sense of technology and luxury.
9
1
Share

Where is the USB port in the Audi A3?

The USB port in the Audi A3 is located inside the glove compartment on the passenger side. Below are the specific details about the Audi A3: 1. Vehicle Positioning: The Audi A3 is a compact sedan under the Audi brand, available in both sedan and hatchback versions. The A3 also has high-performance models, which are the S3 and RS3. 2. Powertrain: The Audi A3 is equipped with a 1.4-liter turbocharged engine and a 2.0-liter turbocharged engine. The former delivers 150 horsepower and a maximum torque of 250 Nm, featuring direct fuel injection technology and an aluminum cylinder head and block. The latter produces 190 horsepower and a maximum torque of 320 Nm, utilizing hybrid injection technology with an aluminum cylinder head and a cast iron block. The car is paired with a 7-speed dual-clutch transmission.
15
3
Share

Why does the Cruze's fan keep running when the water temperature is not high?

The reason is a faulty thermostat. Below is an introduction to the thermostat: 1. Definition: The car thermostat is a valve that controls the flow path of the engine coolant. 2. Function: The thermostat automatically adjusts the amount of water entering the radiator based on the coolant temperature to ensure the engine operates within an appropriate temperature range, which can help save energy. 3. Impact: The thermostat must maintain good working condition; otherwise, it will severely affect the normal operation of the engine. For example, if the main valve of the thermostat opens too late or fails to open, it will cause the engine to overheat. If it opens too early, the engine's warm-up time will be prolonged, resulting in the engine temperature being too low.
19
5
Share
Cookie
Cookie Settings
© 2025 Servanan International Pte. Ltd.