General notes on the ignition system |
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| Switch off the ignition before disconnecting and connecting the battery, as this may damage the 4AV control unit. |
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| A minimum voltage of 11.5 V is required for perfect functioning of the electrical components. |
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| Certain inspections may cause the control unit to detect and store a fault. It is therefore necessary to interrogate the fault memory after having completed all inspections and repairs, and if necessary delete → Vehicle diagnostic tester. |
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| If after fault finding, repair or inspection of components the engine starts briefly and then stops, it is possible that the immobiliser blocks the engine control unit. Then if necessary the control unit must be adapted → Vehicle diagnostic tester. |
Setting data, spark plugs: . |
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