Functional check of sender
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‒ Note intake air temperature figure in display zone 4.
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Display
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Cause
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Continuation of check
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-46.5 °C
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Open circuit or short to positive
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=> Page 24-70
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141.0°C
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Short to earth
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Approx. ambient temperature1)
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=> Page 24-73
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1) If a temperature is displayed which deviates greatly from the ambient temperature of the sender, check sender wiring for transfer resistances.
Continuation of check when display = approx. -46.5 or 141.0 °C:
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‒ Press ⇒ key.
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‒ In put 06 for "End output" and confirm with Q.
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‒ Switch off ignition
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‒ Remove dash panel insert:
=> Electrical system; Repair group 90
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