Navigation Display Unit 32P Connector
| Cavity | Wire Color | Terminal Name | Description | Voltage (about) | Symptom | ||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | PUR | ACC | Power source for accessory | Ignition switch ACC(I): Battery voltage | If open: Display picture goes out. If short to ground: Blows fuse No. 35 (10 A) in the under-dash fuse/relay box. |
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| 2 | BLK | GND | Ground for navigation display unit (G403) | 0V | If open: No change to display. If short to ground: No effect on system. |
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| 3 | GRY(1) | GA NET BUS SH | Shield for terminals No. 4 and No. 5 | -- | -- | ||||
| 4 | BLK | GA NET BUS + | GA-NET data bus signal | 0-5 V pulses average 2.5 V depends on bus traffic | If open: Navigation buttons do not work. If short to ground: GA-NET related system do not work. |
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| 5 | WHT | GA NET BUS- | GA-NET data bus signal | 0-5 V pulses average 2.5 V depends on bus traffic | If open: Navigation buttons do not work. If short to ground: GA-NET related system do not work. |
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| 9 | YEL | CAM ADPT | Control signal for rearview camera | 0V | If open: No change to display. If short to ground: No effect on system. | ||||
| 10 | GRY(1) | CAM SH | Shield for terminals No. 9, No. 25, No. 26, No. 27 and No. 28 | -- | -- | ||||
| 11 | GRY(1) | SIG1 SH | shield for terminals No. 12, No. 13, No. 14, No. 15 and No. 16 | -- | -- | ||||
| 12 | GRIM | C-SIG | Outputs vertical/horizontal synchronizing signal | In RGB color diagnostic mode: 0.3 V average | If open/short to ground: Picture rolls horizontally, colors still visible. | ||||
| 13 | BLK | SIG-GND | Ground for color signal | 0 V | If open: No change to display. If short to ground: No effect on system. |
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| 14 | WHT | R-SIG | Outputs red color signal | In RGB color diagnostic mode: 0.7 V average | If open/short to ground: Red color missing (see RGB Color ) | ||||
| 15 | RED | G-SIG | Outputs green color signal | In RGB color diagnostic mode: 0.7 V average | If open/short to ground: Green color missing (see RGB Color ) | ||||
| 16 | YEL | B-SIG | Outputs blue color signal | In RGB color diagnostic mode: 0.7 V average | If open/short to ground: Blue color missing (see RGB Color ) | ||||
| 17 | WHT | + B | Continuous power source | Battery voltage | If open: Display picture goes out. If short to ground: Blows fuse No. 17 (20 A) in the under-hood fuse/relay box. |
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| 20 | LT GRN | B-CAN L | Communication signal | Ignition switch ON(II): 2.5-6 V pulses, 2.5 average (depends on bus traffic) | If open: System Links B-CAN icon shown as red. If short: Same diagnostics conditions as when open, and also sets the U1280(B-CAN BUA OFF) |
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| 21 | WHT | B-CAN H | Communication signal | Ignition switch ON(II): 2.5-6 V pulses, 2.5 average (depends on bus traffic) | If open: System Links B-CAN icon shown as red. If short: Same diagnostics conditions as when open, and also sets the U1280 (B-CAN BUA OFF) |
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| 23 | BRN | CAMERA BIT0 | Mode select signal for rear view camera | Normal view: 8 V | If open: No change to rearview camera image. If short to ground: No change to rearview camera image. |
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| 24 | ORN | CAMERA BIT1 | Mode select signal for rear view camera | Top down view: 8V | If open: No change to rearview camera image. If short to ground: No change to rearview camera image. |
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| 25 | WHT | VCC | Power source for rearview camera | 8V | If open: When put into reverse, the navigation screen goes black (backlight still operation) If short to ground: When put into reverse, the navigation screen goes black (backlight still operation) | ||||
| 26 | RED | CAMERA GND | Ground for rearview camera | In reverse: battery voltage | If open: No change to rearview camera image. If short to ground: No change to rearview camera image. |
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| 27 | BLU | CAMERA V | Video signal for rearview camera | 0.3 V | If open: No change to rearview camera image. If short to ground: No change to rearview camera image. |
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| 28 | GRN | CAMERA V GND | Ground for rearview camera | 0 V | If open: No change to rearview camera image. If short to ground: No change to rearview camera image. |
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| 29.2 | BLK | PARK AID DETECT | Ground for navigation display (G403) | 0 V | If open: No change to display. If short to ground: No effect on system. |
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