| Onboard supply control unit -J519- final control diagnosis |
Note | It depends on the vehicle equipment as to whether the components listed below can be checked. |
| The following components and/or functions can be checked by the final control diagnosis for the onboard control unit: |
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| Left sidelight bulb -M1-, Right sidelight bulb -M3-, Left tail light bulb -M4- and Right tail light bulb -M2- |
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| Left headlight dipped beam bulb -M29- and right headlight dipped beam bulb -M31- |
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| Left daytime running light bulb -L174- and right daytime running light bulb -L175- |
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| Left headlight main beam bulb -M30- and right headlight main beam bulb -M32- |
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| Left dip beam screen motor -V294- and right dip beam screen motor -V295- |
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| Left fog light bulb -L22- and right fog light bulb -L23- |
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| Right reverse light bulb -M17- or left reverse light bulb -M16- |
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| Left brake light bulb -M9- or right brake light bulb -M10- and high-level brake light bulb -M25- |
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| Rear left fog light bulb -L46- and rear right fog light bulb -L47- |
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| Front left turn signal bulb -M5- and rear left turn signal bulb -M6- |
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| Front right turn signal bulb -M7- and rear right turn signal bulb -M8- |
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| Instrument lighting of all keys and switches and the dash panel insert |
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| Terminal 30 voltage supply relay -J317- |
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| LED heated rear window / heated rear window |
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| LED heated exterior mirrors / heated exterior mirrors |
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| Release of sliding/tilting sunroof |
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| Release of seat heating |
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| Headlight washer system relay -J39- and headlight washer system pump -V11- |
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| Wiper module change direction point |
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| Dual tone horn relay -J4-, treble horn -H2- and bass horn -H7- |
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| Left cornering light bulb -L148- and right cornering light bulb -L149- (cornering light) |
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| Luggage compartment lock |
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| Engine compartment light |
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| Connect vehicle diagnosis tester → Chapter. |
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| Select „Guided fault finding“ mode in vehicle diagnosis tester. |
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| First select „Functions and components selection“ using button „Go to “and then: |
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| 01 - Self-diagnosis-compatible systems |
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| Onboard supply control unit |
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| Final control diagnosis |
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