| 1. Include ignition. |
| 2. Release the parking brake. |
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3. Squeeze out a finger serially down both contacts (1) and (2). |
| 4. The assistant checks, whether the alarm lamp lights up respectively. If is not present, according to the schematic diagram of electric equipment check the electric line. |
| 5. It is impossible to dismantle contact inserts. If necessary replace a tank. |
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