Specification:
Item Type: Engine Control Module
OE Number: 2729000400, A2729000400
MaterIal: Aluminum alloy, ABS
Fitment:
Replacement for MercedesBenz CClass W204 C300 20092012
Installation Note:
- Installation and programming is highly recommended by professional engineers
- When installing the product, pay attention to check the reason for the previous computer board to avoid burning the computer board again with the same fault.
- If the car has anti theft function, you need to decode (match) first, this depends on your car and not the computer board
Installation Method:
- First unload the battery wire a live wire, then install the computer board (circuit board), and then connect the wire,
- After the car key turn to NO, do not land the car, wait 1-2 minutes, and then ignite,
Workarounds for Common Failures:
1 A fault light indicates a problem with the sensor.
4 If idle speed is unstable, please check whether the idle motor and throttle valve body are normal and have foreign objects.
5 If it is difficult to start, please check whether the pressure sensor and water temperature sensor are normal.
6 If it cannot be started, please check whether the crankshaft position sensor "Speed Sensor" is normal.
Board Basics:
1 Product installation: confirm that the product model and specifications are normal, install and fix the new circuit board, connect the wiring harness connector, and repeatedly switchthe ignition switch 3-5 times "switch time 2-3 wonderful, close time 4-6 wonderful"
2 Inspection and judgment after installation: whether the idle speed is running normally "heat engine 800-950 rpm, cold engine 1000-1300 rpm", whether the electronic fan is running normally "85.C on, 90.C off", whether the air conditioner is running normally "turn on idle speed increased to 1100-1300 rpm", whether the heat engine exhaust gas is normal "Please check the pressure sensor if it is abnormal", there is idle speed, refueling is weak, please adjust the ignition angle appropriately.
Features:
1OE Number: The referencing OE number of this engine control module are 2729000400, A2729000400, which is molded and designed depend on the original data. 2Fitment: The ECU engine computer is a replacement for MercedesBenz CClass W204 C300 20092012, please check the model and year before ordering. 3Perfect Fit: Perfect replacement of the original broken, burned out computer of the car, perfectly fitted, powerful, precision manufacturing, so that your car can continue to work normally. 4Durable Material: Made of durable aluminum alloy shell and precision welded internal circuit board, it effectively prevents vibration wear and ensures its long service life. 5Fine Workmanship: Professional manufactured, exquisite workmanship with unique design, ensure stable performance and high reliability.
Package List:
1 x Engine Control Module
