62 30 517 Adjusting head-up display (height adjustment)
NOTE:
For Special Tool identification, see INSTRUMENTS - SPECIAL TOOLS- 5-SERIES (E60) .
Special Tools Required:
- 62 1 121
- 62 1 122
NOTE:
The following text only describes how to adjust the height of the head-up display. How to correct a lopsided display (display adjustment) is described separately. Refer to 62 30 ... ADJUSTING HEAD-UP DISPLAY (DISPLAY ADJUSTMENT)
.
NOTE:
Vehicles with head-up displays are fitted with special windscreens. These windscreens are marked with the letters "HUD" on the outside at bottom right below the seal (1)
. Prior to adjustment, fold seal (1) back and make sure that a correct windscreen is fitted.
Necessary Preliminary Tasks:
- Check that windscreen bears the "HUD" label.
- Move steering wheel into maximum "lower" and "retracted" position.
- Unclip both sun visors from counter-supports and fold to one side.
- If necessary, cover windscreen (to darken the adjustment image).
- Switch on head-up display.
- Call up test image via diagnosis for height adjustment.
Switch on test image for max. 1/2 hour.
If test image is operated for a longer period, switch fan to speed 3 to avoid overheating.
IMPORTANT:
Do not scratch windscreen when installing and removing special tool 62 1 121.
Carefully engage special tool 62 1 121 in both countersupports (1) of sun visors.
NOTE:
If special tool 62 1 121 is difficult to engaged, if necessary release its adjusting screws and turn/switch the associated locators.
Center special tool 62 1 121 and secure with adjusting screws (2).
Check height adjustment using scale on special tool 62 1 121. If height adjustment is not correct (refer to INSTRUMENTS - TECHNICAL DATA- 545I (4.4L) E60 ):
- Remove on-board monitor. Refer to 65 82 050 REMOVING AND INSTALLING (REPLACING) ON-BOARD MONITOR .
- To avoid damage: apply fabric adhesive tape (1) in area of on-board monitor to decorative strip on instrument panel on right side (2).
- Fit special tool 62 1 122 as illustrated on lock nut (3).
- Release lock nut (3).
- Correct height adjustment by turning eccentric.
- Secure lock nut (3). Tightening torque, refer to 62 30 1AZ in INSTRUMENTS - TIGHTENING TORQUES - 545I (4.4L) E60) .
Switch off ignition.