Mazda 3 since 2003
1. Operation and car maintenance
2. Engine
3. Transmission
4. Running gear
5. Steering mechanism
6. Brake system
7. Onboard electric equipment
7.1. General information
7.2. Power supply system
7.3. Lighting system
7.4. Screen wipers and stekloomyvatel
7.5. Immobilizer
7.6. Electric equipment checks
7.6.1. Mode of check of input-output of a combination of devices
7.6.2. Check of loudspeaker of a forward door
7.6.3. Check of the forward loudspeaker of the top sound frequencies
7.6.4. Check of an antenna feeder
7.6.5. Check of the switch of management by an audiosystem
7.6.6. Check of the electric motor of a window regulator with the servo-driver
7.6.7. Check of the main switch of a window regulator with the servo-driver
7.6.8. Check of the switch of a window regulator with the servo-driver
7.6.9. Check of a thread of heating of back glass
7.6.10. Check of external mirrors with the electric drive
7.6.11. Check of the switch of external mirrors with the electric drive
7.6.12. Check of the lock and executive mechanism of the lock of a back door
7.6.13. Check of the lock and executive mechanism of the lock of a forward door
7.6.14. Check of the operating switch of lighting on the dashboard
7.7. Tables
8. Body
 







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7-6-9-proverka-niti-obogreva-zadnego-stekla.html

7.6.9. Check of a thread of heating of back glass

Establish the ignition switch in the situation ON.
Include a heater of back glass.


Fig. 7.90. Check of a thread of heating of back glass



ATTENTION
The contact of a thread of heating of back glass shchupy a tester can lead to thread damage. Wrap up an aluminum foil round the end щупа and check a thread, concerning it a foil (fig. 7.90);


Fig. 7.91. Connection щупа a tester by the thread ends


Connect positive щуп a tester by the positive end of each thread, and negative щуп to mass of a body (fig. 7.91);
Moving positive щуп from the positive end of a thread to negative be convinced that tension decreases respectively.
If tension changes quickly, the thread is faulty. Repair a thread.


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7.6.8. Check of the switch of a window regulator with the servo-driver
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7.6.10. Check of external mirrors with the electric drive