6.1. Power supply system of petrol engines
Within maintenance adjustment of speed of idling, the moment of ignition and concentration WITH is not made since the specified parameters are set by a control system depending on the requirements dictated by the current service conditions.
Malfunction of components which should be replaced can be a reason for rejection of the actual parameters from nominal rates. The qualified check of a control system demands use of special diagnostic units.
The quantity of turns of idling can be a little changed by reprogramming of the monitor by means of the diagnostic scanner.