The sensor test can be selected as follows:
3 |
Dealer diagnosis |
6 |
Location correction |
1 |
Shield center correction |
4 |
Version information |
2 |
GPS information |
5 |
Voice test |
Fig. 1
1 |
Detected position (0D,2D,3D) |
2 |
Number of satellites currently received by GPS |
3 |
Degree of longitude |
4 |
Degree of latitude |
5 |
Altitude |
6 |
Received satellites (explanation to 8) |
7 |
Satellites existing but not received (explanation to 8) |
8 |
Position and number of satellites |
Fig. 2
1 |
GPS time initialization (transfers BC time to GPS receiver) |
2 |
Navigation computer RAM test, ROM version |
3 |
VICS menu |
4 |
Special diagnosis (Fig. 5) |
Concerning 1: After replacing the GPS receiver, the initialization time can be shortened when the time is transferred from BC to GPS.
Fig. 3
1 |
VICS status |
2 |
VICS version |
3 |
Frequency |
4 |
Receiving level |
Fig. 4
1 |
Color range |
2 |
GPS data |
3 |
Gyro data (Fig. 5) |
Fig. 5
1 |
|
2 |
Gyro voltage |
3 |
Gyro correction value |
4 |
Gyro correction value |
Precondition: Vehicle outside with clear upward view
Display Fig. 1 |
Setpoint |
If not OK, carry out following test |
1 |
2D or 3D |
Test module GPS test |
2 |
> 3 |
Test module GPS test |
3 |
Degree of longitude display |
Test module GPS test |
4 |
Degree of latitude display |
Test module GPS test |
5 |
Altitude display |
Test module GPS test |
6 |
|
|
7 |
|
|
8 |
>3 satellites |
Test module GPS test |
Drive several small diameter circles with the vehicle outdoors
Observe voltage change from gyro!
Display Fig. 5 |
Setpoint |
If not OK, carry out following test |
1 |
|
|
2 |
When stationary and when driving straight ahead: 2500 mV+/-500 mV; when turning off: outside range specified above. |
If value is not OK: Replace navigation computer. |
3 |
|
|
4 |
|
|
Display Fig. 3 |
Setpoint |
If not OK, carry out following test |
1 |
OK |
Test module, VICS receiver |
2 |
Version number |
|
3 |
Frequency |
Test module, VICS receiver |
4 |
>1V |
Test module, VICS receiver |
Concerning 3 and 4: Display for VICS reception only (only in served area).
Fig. 6
On completion of the self test, OK or Fail are displayed in place of Check! Defective components are then displayed in red, if applicable.
The three colored circles indicate correct function of the individual RGB lines: bottom left green, red in the center and bottom right blue.
1 |
cf. Fig. 1 and corresponding table |
2 |
ROM version, DVD version, hardware |
3 |
VICS diagnosis - cf. Fig. 3 and corresponding table |
4 |
Memory check: RAM status, ROM version |
5 |
See 4 |
6 |
Volume settings |
7 |
Result JBIT diagnosis |