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Turns of idling are turns of the engine without pressing an accelerator pedal.
Change of turns of idling of the engine can be caused by several reasons:
– deposits round a butterfly valve in the throttle case;
– vacuum leak in the basis of the case of a throttle, an inlet collector or the torn vacuum hose;
– nespraven ISC valve.
| PERFORMANCE ORDER |
| 1. Connect a tachometer to the engine according to the maintenance instruction. |
| 2. Warm up the engine up to the normal working temperature. |
| 3. Check turns of idling of the engine. Include everything electric consumers of the car and again measure idling turns. |
| 4. Turns of idling cope the computer therefore do not rotate the persistent screw of a butterfly valve for installation of turns of idling. |
| 5. In a motor compartment the identification plate with information of control of emission of exhaust gases and the instruction for installation of turns of idling is located. |
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