Navigation Display Inputs and Outputs for Connector B (20P)
FEMALE TERMINALS WIRE SIDE DESCRIPTION
| Terminal Number | Wire Color | Terminal Name | Description | Voltage (about) | Symptom |
|---|---|---|---|---|---|
| 11 | RED/BLK | ILL+ (Illumination positive) | Parking light on signal (+), lights navigation hard buttons | Battery voltage if lights on, otherwise 0 V | If open: Hard buttons never illuminated. If short to ground: Hard buttons never illuminated. |
| 12 | RED | ILL- (Illumination negative) | Parking light on signal (-), lights navigation hard buttons | 0 V, If dash lights turned full bright | If open: Hard buttons full bright. If short to ground: Hard buttons full bright. |
| 13 | PNK | SAT BUS (-) | Data bus (-) GA-Net to XM receiver and audio unit | 0-5 V pulses average 2.5 V depends on bus traffic | If open: Navigation buttons and touch screen do not work for XM radio operation. If short to ground: Hard and touch buttons work OK. |
| 14 | LT BLU | SH DISP BUS (Shield display bus) | Shield for display bus terminal No. 5,15 | 0 V | If open: No change to display. If short to ground: No change to display. |
| 15 | RED/WHT | DISP BUS(-) (Display bus negative) | Data bus (-) GA-Net | 0 V-5 V pulses average 2.5 V depends on bus traffic | If open: Navigation buttons and touch screen do not work for any input. If short to ground: Hard and touch buttons work OK. |
| 16 | GRN/WHT | SCTY2 (Security 2) | Security signal to audio unit | 0 V | If open: If security system set, it will not trip if screen removed. If short to ground: If security system set, it will not trip if screen removed. |
| 17 | BLU | GND SIG (Ground signal) | Ground for color signal | 0 V | If open: No change to display. If short to ground: No change to display. |
| 18 | YEL | B SIG (Blue signal) | Blue color signal | 0-1 V AC | If open: Blue color missing (see "RGB COLOR " diagnostic). If short to ground: Blue color missing (see "RGB COLOR " diagnostic). |
| 19 | BRN | C SIG (Composite signal) | Composite video (vertical/horizontal) synchronizing signal | 0.3 V AC | If open: Picture rolls horizontally, colors still visible. If short to ground: Pictures rolls horizontally, colors still visible. |
| 20 | BRN/BLK | SH SIG (Shield signal) | Shield for terminal No. 8,9,17,18,19 | 0 V | If open: No change to display. If short to ground: No change to display. |