An installation apparatus is comprised of a pair of grasping brackets and an installation jig. The installation apparatus is employed to install a cockpit module in a vehicle body in a manner that the grasping brackets is detachably attached respectively to both end portions of a steering member of the cockpit module and that the installation jig grasps the grasping brackets and conveys the cockpit module to the vehicle body.


> Deterioration diagnosing device and diagnosing method for exhaust gas purification catalyst

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