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Home/Audi/S8/Audi S8 D2 рестайлинг 2 (2002-2003)/Repair manual/On Board Diagnostic (OBD) - HVAC, CAN & Defrosters/Basic Setting (function 04)
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Basic Setting (function 04) Audi S8 D2 рестайлинг 2

On Board Diagnostic (OBD) - HVAC, CAN & Defrosters 9 illustrations ~444 words

Basic Setting (function 04)

  1. Connect VAG 1551 Scan Tool, insert address word 08 "AC/Heating Electronics."
  2. Advance program until "Select function XX" is displayed. See «VAG 1551 ((VAG 1552) SCAN TOOL (ST), CONNECTING AND SELECTING FUNCTIONS»(/audi/s8/d2-2-2002-2003/remont/heated-glassdefoggers/#on-board-diagnostic-obd-hvac-can-defrosters) .
  3. Switch printer on by pressing the PRINT button (indicator lamp in the button comes on).
  4. Check DTC memory. See «DIAGNOSTIC TROUBLE CODE (DTC) MEMORY, CHECKING (FUNCTION 02)»(/audi/s8/d2-2-2002-2003/remont/heated-glassdefoggers/#on-board-diagnostic-obd-hvac-can-defrosters__diagnostic-trouble-code-dtc-memory-checking) . Repair all malfunctions if any are displayed.
  5. Erase DTC memory. See «DIAGNOSTIC TROUBLE CODE (DTC) MEMORY, ERASING (FUNCTION 05)»(/audi/s8/d2-2-2002-2003/remont/heated-glassdefoggers/#on-board-diagnostic-obd-hvac-can-defrosters) .
  6. Check coding. See «CODE CONTROL MODULE (FUNCTION 07)»(/audi/s8/d2-2-2002-2003/remont/heated-glassdefoggers/#on-board-diagnostic-obd-hvac-can-defrosters__code-control-module-function-07) and correct, if necessary.

Indicated on display (function selection)

Scheme 74

Scheme 74
Scheme 74
  1. Press buttons -0- and -4- to select "Basic Setting" function 04.

Indicated on display

Scheme 75

Scheme 75
Scheme 75
  1. Press -Q- button to confirm input.

Note. On some types of A/C control head -E87- as of index "M", display group number "001" is not accepted and display group number "000" must be entered for these control modules.

When indicated on display

Scheme 76

Scheme 76
Scheme 76
  1. Press buttons -0-, -0- and -1- (or -0-, -0- and -0-) to select "display group number 001" (or "000") and press -Q- button to confirm input.

Note. If a malfunction is detected at an actuator motor during basic setting, A/C control head -E87- with part number as of index "M" enters a replacement value for the impact which is not being reached. The malfunction "adaptation limit exceeded" is stored in DTC memory and the replacement value for this actuator motor will be displayed in measured value block. All motors of the A/C system are now moved into their end stops, the end position is stored in the A/C control head -E87- (resistance level of the position sensors installed in the motors).

Indicated on display

Scheme 77

Scheme 77
Scheme 77

Display now counts down to 0 (sec.) starting at 50 (sec.).

Indicated on display

Scheme 78

Scheme 78
Scheme 78

When readout is 0 (sec.) basic setting is ended.

  1. Press => button.
  2. Check DTC memory. See «DIAGNOSTIC TROUBLE CODE (DTC) MEMORY, CHECKING (FUNCTION 02)»(/audi/s8/d2-2-2002-2003/remont/heated-glassdefoggers/#on-board-diagnostic-obd-hvac-can-defrosters__diagnostic-trouble-code-dtc-memory-checking) .
  1. DTC memory has been checked.
  1. Press => button.

Indicated on display (function selection)

Scheme 79

Scheme 79
Scheme 79
  1. Press buttons -0- and -5- to select "Erase DTC Memory" function 05.

Indicated on display

Scheme 80

Scheme 80
Scheme 80
  1. Press -Q- button to confirm input.

Indicated on display

Scheme 81

Scheme 81
Scheme 81
  1. Press => button.

Indicated on display

Scheme 82

Scheme 82
Scheme 82

Note. If the text (Scheme 84)is displayed, the test sequence has not been performed properly. Observe test sequence exactly: Check DTC memory, repair any malfunctions which exist, and then erase DTC memory. If for example, the ignition was switched off between "Check DTC Memory" and "Erase DTC Memory", the DTC memory is not erased (check DTC memory once again).