Navigation Display Unit Inputs and Outputs for 28P Connector
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2015 Honda Crosstour, 2014 Honda Crosstour, 2013 Honda Crosstour, 2012 Honda Crosstour, and 2011 Honda Accord Crosstour. However, it is still accessible from the selected car via links, so may be relevant.
Navigation Display Unit 28P Connector
VOLTAGE SPECIFICATION
| Terminal Number | Wire Color | Terminal Name | Description | Voltage (about) | Symptom | ||
|---|---|---|---|---|---|---|---|
| 1 | Not used | Not used | -- | -- | -- | ||
| 2 | WHT | CAMERA V (VCC supply) | 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 operative). |
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| 3 | BLK | CAMERA V GND (Ground camera) | Ground for camera signal | 0V | If open: No change to rearview camera image. If short to ground: No change to rearview camera image. |
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| 4 | GRY(1) | CAMERA SH (Shield camera) | Shield for terminals No. 2, No. 3, No. 16, and No. 17 | 0V | If open: No change to rearview camera image. If short to ground: No change to rearview camera image. |
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| 5 | BLK | GND (Ground) | Ground for display unit (G701) | 0 V | If open: No change to display. If short to ground: No change to display. |
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| 6 | RED | G-SIG 1 (Green signal) | Green color signal | 0.7 V AC | If open: Green color missing (see RGB COLOR diagnosis). If short to ground: Green color missing (see RGB COLOR diagnosis). |
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| 7 | WHT | R-SIG 1 (Red signal) | Red color signal | 0.7 V AC | If open: Red color missing (see RGB COLOR diagnostic). If short to ground: Red color missing (see RGB COLOR diagnosis). |
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| 8 | Not used | Not used | -- | -- | -- | ||
| 9 | GRN | SECURITY+ | Security signal from passenger's MICU | 0 V | If open The security system will set, and will not trip when display is removed. If short to ground: The security system will set, and will not trip when display is removed. |
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| 10 | GRN | ECU BUS+ (GA-Net) (Display bus positive) | Data bus+ (GA-Net) | 0-5 V pulses average 2.5 V depends on bus traffic | If open: Navigation buttons do not work. If short to ground. Navigation buttons do not work. |
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| 11 | GRY(1) | GA BUS SH (GA-Net) | Shield for terminals No. 12 and No. 26 | 0 V | If open: No change to display. If short to ground: No change to display. |
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| 12 | RED | GA BUS+ (GA-Net bus positive) | Data bus-t-(GA-Net) | 0-5 V pulses average 2.5 V depends on bus traffic | If open: Navigation buttons do not work. If short to ground' Navigation buttons do not work. |
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| 13 | PUR | ACC (Accessory) | Power source for accessory | Battery voltage at ACCESSORY (I) | If open: Display and buttons do not work. If short to ground: Blows fuse No. B18(7.5 A) in the driver's under-dash fuse/relay box. |
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| 14 | WHT | +B (+B power source) | Continuous power source | Battery voltage | If open: Screen completely off (no backlight visible). If short to ground: Blows fuse No. A15(10 A) in the under-hood fuse/relay box. |
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| 15 | BRN | CAMERA ADPT (Adaptive camera) | Control signal for rearview camera | 0V | If open: No change to rearview camera image. If short to ground: No change to rearview camera image. |
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| 16 | RED | GND (RC) (Ground camera) | Ground for rearview camera signal | 0V | If open: No change to rearview camera image. If short to ground: No change to rearview camera image. |
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| 17 | GRN | CAMERA VCC (Video camera) | 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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| 18 | Not used | Not used | -- | -- | -- | ||
| 19 | BLK(1) | SH SIG 1 (Shield signal) | Shield for terminals No. 6, No. 7, No. 20, No. 21, and No. 22 | 0 V | If open. No change to display If short to ground: No change to display. |
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| 20 | BRN | C-SIG 1 (Composite signal) | Composite video (vertical/horizontal) synchronizing signal | 0.3 V AC | If open: Picture rolls horizontally, colors still visible. If short to ground. Picture rolls horizontally, colors still visible. |
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| 21 | YEL | B-SIG 1 (Blue signal) | Blue color signal | 0-1 VAC | If open: Blue color missing (see RGB COLOR diagnosis). If short to ground. Blue color missing (see RGB COLOR diagnosis). |
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| 22 | BLU | SIG 1 GND (Ground signal) | Ground for color signal | 0V | If open: No change to display. If short to ground: No change to display. |
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| 23 | YEL | SECURITY- | Security signal to audio unit | 0V | If open: The security system will set, and will not trip when display is removed. If short to ground: The security system will set, and will not trip when display is removed. |
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| 24 | RED | ECU BUS-(Display bus negative) | Data bus- (GA-Net) | 0-5 V pulses average 2.5 V depends on bus traffic | If open: Navigation buttons do not work. If short to ground: Hard and touch buttons work OK. |
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| 25 | GRY(1) | ECU BUS SH (Shield ECU bus) | Shield for terminals No. 10 and No. 24 | 0V | If open. No change to display. If short to ground. No change to display. |
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| 26 | GRN | GA BUS-(GA-Net bus negative) | Data bus- (GA-Net) | 0-5 V pulses average 2.5 V depends on bus traffic | If open/short: System Links Radio icon and/or XM icon shows red. GA-Net related system do not work. |
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| 27 | Not used | Not used | -- | -- | -- | ||
| 28 | GRY | ILL+ (Illumination positive) | Parking light on signal from dash and console lights | Lights On: Battery voltage Lights Off: 0 V | If open: When brightness=Auto, night mode for the display is inoperative when lights on. If short to ground: Blows fuse No. C6 (7.5 A) in the passenger's under-dash fuse/relay box. |
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