Audi A8 (4E) Navigation

From Ross-Tech Wiki

Adaptation

Channel 001: Tire Circumference

Tire circumference in Millimeter (mm) used for correcting the navigation.

Channel 002: Wheel Impulse (ABS)

Number of Wheel Impulses received by/from the ABS per Wheel turn.

• Range: 4...120
• Standard: 96

Channel 065: DVD Read Test

• 0 = Read Test not running (or to STOP Read Test)
• 1 = Full Rest Test (100% of the DVD are being tested - Duration: 20 Minutes)
• 2 = Short Read Test (Random Test of the DVD - Duration: ~30 Seconds)

Channel 066: Self Test

• 1 = Start Self Test

Channel 067: Ejection

• 1 = Eject CD/DVD

Channel 068: Ejection Lock

• 0 = Eject Button active
• 1 = Eject Button inactive (Anti-Theft)

Channel 096: Optical Performance

The optical performance of the MOST bus can be adapted/reduced for fault finding.

• 0 = Normal Performance
• 3 = Reduced Performance (-3 dB)