Navigation Unit Connector A (8P)
WARNING: This page is about a different car, the 2011 Honda Pilot, 2010 Honda Pilot, and 2009 Honda Pilot. However, it is still accessible from the selected car via links, so may be relevant.
TERMINAL VOLTAGE REFERENCE TABLE
| Terminal Number | Wire Color | Terminal Name | Description | Voltage (about) | Symptom |
|---|---|---|---|---|---|
| 1 | WHT | +B (Battery power source) | Continuous power source | Battery voltage | If open: Display picture goes out (display back light still on).
NOTE:
System will reboot to enter code screen. If short to ground: Blows fuse No. 23 (10 A) in the under-hood fuse/relay box. |
| 2 | PUR | ACC (Accessory) | Power source for accessories | Battery voltage at ACCESSORY (I) | If open: Display picture goes out (display back light still on). If short to ground: Blows fuse No. 35 (10 A) in the under-dash fuse/relay box. |
| 4 | BLK | GND (Ground) | Ground for navigation unit (G605) | 0 V | If open: No effect on system. If short to ground: No effect on system. |
| 5 | ORN | BACK LT-(Back light or reverse signal) | Reverse signal of select lever from MICU (Multiplex Integrated Control Unit) | In reverse, battery voltage: Otherwise 0 V | If open: Navigation never sees reverse. Diagnostic screen Car Status, Back=0. If short to ground: Check the backup light circuit. |
| 6 | BLU | VSP (Vehicle speed pulse) | Vehicle speed pulse signal from PCM | 0 5 V pulses average 2.5 V (Depending on bus traffic) | If open: No vehicle speed pulses. Diagnostic screen Car Status, VSP Navi=0. If short to ground: No vehicle speed pulses. Diagnostic screen Car Status, VSP Navi=0. |
| 7 | GRY | DIAG+ (Diagnostic positive) | Service check signal for navigation system | 5-6 V | If open: No effect on system. If short to ground: System goes into diagnostic mode at ignition switch ACCESSORY (I) and ON (II). |
| 8 | YEL | DIAG-(Diagnostic negative) | Ground for service check signal | 0 V | If open: The system will not go into diagnostic mode when using the SCS service check connector. If short to ground: No effect on system. |