Checking direction indicators
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Checking direction indicators
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The direction indicators are constantly lit
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1.
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Check the normal direction indicator function by turning on the hazard flashers. If it does not function, proceed with fault diagnosis according to Service manual 3:5 Electrical system, instrument in section "Fault diagnosis ICE".
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2.
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Connect ISAT, select "ACTIVATE", then "FLASHERS". Activate the direction indicators with "ON". The direction indicators should be lit continuously.
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3.
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If not, select "READ VALUES" on the ISAT menu (leave "activate" function "ON") and then select "RELAY, FLASHERS". Read off the display.
When flashers are activated -
"ACTIVE"
If not correct, proceed to step 5.
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4.
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If correct in step 3, check the wiring harness for short-circuit to voltage supply by measuring resistance between:
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control module connection pin 12 and connections for left direction indicators.
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control module connection pin 25 and connections for right direction indicators.
The resistance should be < 1 Ohm.
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5.
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Continue fault diagnosis on page
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