From power windows and door locks to HVAC controls, from immobiliser systems to engine ignition and timing, all that wiring runs through an electronic control unit (ECU) somewhere along the line. Electrical switches, buttons and knobs control virtually every part of your car’s operation in some way. In a modern car, electronic functions are king. Top warning signs your ECU need attention
The cost of remapping your car will vary depending on the stage you require to remap it to and the make and model of your car. We strongly recommend that you only let a qualified specialist remap your car, or else you may end up with damage to the ECU or engine.
When your car left the factory the car’s maximum performance was intentionally subdued in order to meet product planning objectives or economy and efficiency targets. There are two main reasons for wanting a remap, and they’re known as power and torque. This allows your car to function at its full potential. Remapping a car – also known as ‘chipping’ – is a quick and fairly cost-effective process that involves adjusting the microchip in your car’s Electronic Control Unit (ECU), to overwrite the manufacturer’s factory settings. The technician will be able to assess what is wrong with the ECU and other potential parts of the car and recommend ECU repairs. The technician will cross reference the fault codes Once the car is started, the OBD can extract information from the ECU as the electrical system will be engaged. They will then turn on the car’s ignition The OBD will communicate with the ECU and is able to tell a technician a certain fault code. The steps for ECU testing are as follows:Īn OBD scanner, which is a diagnostic tool, is plugged into the ECU. There are several steps to ECU testing which will primarily diagnose what is faulty with the car’s ECU. Here are some ECU services that you might need: If the ECU becomes faulty, your car might run poorly or not run at all.
There are many reasons why you could have an faulty ECU.
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