Saab 9-5

Since 1997 of release

Repair and car operation

Search of malfunctions – the general information

At failure detection АТ first of all check up level ATF (see the Head of Adjustment and car routine maintenance). If level is insufficient, check up a condition of corresponding epiploons. Attentively examine all hoses of path ATF, and also its cooler and make sure of absence of signs of development of leaks. Forces of the owner of a vehicle check/replacement of information gauges of control system АТ, and also replacement of components of a drive of a choice of modes АТ can be executed.

Before to start replacement of the suspected gauge, poll memory of the block of management, - all a little essential refusals are registered in memory of the module in the form of codes DTC, and in especially serious cases АТ is automatically switched to functioning emergency operation to what testifies corresponding К/Л in a combination of devices. Reading of codes DTC is made by means of the special diagnostic equipment connected to a socket of system of onboard self-diagnostics (DLC) (see the Head of System of an electric equipment of the engine).

In the absence of access to necessary devices will try to define qualitatively at least the refusal nature (electric/mechanical) for the purpose of simplification of dialogue with experts of car-care centre enough. It is not necessary to start removal АТ as its diagnostics is represented possible only in the established position prematurely.