Honda Fit electrical equipment failure Failure: airbag warning light suddenly lit
Fit a car user to reflect the car's airbag warning light suddenly illuminated.
Connection failure diagnostic apparatus for airbag control systems are tested and found the right front crash sensor-related fault codes. After replacing the sensor, the airbag warning light was extinguished. But two days after the vehicles airbag warning light re-lit. Connect scan tool to read fault codes with the former. Maintenance personnel suspected to be related to wiring harness problems, so a careful inspection of the wiring harness, but did not find any problems. As the airbag system structure is relatively simple, since the crash sensor has determined there is no problem, but also the normal route, it was suspected that the problem in the airbag computer.
Finally, replace the airbag computer troubleshooting.
Failure: ABS warning light is lit
Fit the user to reflect on the dashboard with the ABS warning light lit.
Connected to the ABS control system malfunction diagnostic testing, the device alerts the right front wheel speed sensor signal bad. After careful examination, found a lot of metal foam sensor head. As the wheel speed sensors are electromagnetic induction sensors, it is these metal powders affect the sensor's signal output.
To clean the sensor, and the fault code cleared, troubleshooting.
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