Preheater System Control Unit, Replace
Remove
Important: On vehicles with ESP -
the steering angle sensor loses its basic adjustment each time the
battery is disconnected. It must be recalibrated.
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2. |
Disconnect battery
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3. |
Loosen coolant compensation tank
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Unclip coolant compensation tank
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4. |
Disconnect fuel filter housing wiring harness plug
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5. |
Remove engine control unit
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Disconnect 2 engine control unit wiring harness plugs (1)
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Release wiring harness plug
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Unscrew 2x nuts (arrows)
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6. |
Detach fuse box in engine compartment
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Remove engine compartment fuse box cover
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Unclip pre-heater system control unit wiring harness
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7. |
Remove pre-heating system control unit (1)
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Detach engine compartment fuse box from inner wheel well
Note: Push engine
compartment fuse box carefully to one side.
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Unclip pre-heating system control unit
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Release wiring harness plug (2) in direction of arrow
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Install
8. |
Install pre-heating system control unit
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Connect wiring harness plug.
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Clip in pre-heating system control unit
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9. |
Attach fuse box in engine compartment
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Clip in pre-heating system control unit wiring harness
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Install engine compartment fuse box cover
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10. |
Fit engine control unit
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Connect 2x engine control unit wiring harness plugs
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Lock wiring harness plug
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11. |
Connect fuel filter housing wiring harness plug
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12. |
Fasten coolant compensation tank
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Clip in coolant compensation tank
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14. |
Program volatile memory
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