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Home >> Honda >> 2015 >> Pilot EX, FWD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Infotainment >> Navigation System >> System Description >> Navigation Unit Connector for Inputs and Outputs >> Audio-Navigation Unit Connector B (28P)
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Audio-Navigation Unit Connector B (28P)

Fig 1: Identifying Audio-Navigation Unit Connector B (28P) Terminals
G08091082Courtesy of AMERICAN HONDA MOTOR CO., INC.
Cavity Wire Color Terminal Name Description Voltage (about) Symptom
B1 BLK RR AUX AUDIO L Inputs sound signal from RES auxiliary jack assembly -- If open/short to ground: No effect on navigation system.
B2 RED RR AUX AUDIO GND Ground for RES auxiliary jack assembly -- If open/short to ground: No effect on navigation system.
B3 ORN RR AUX DET Detects RES auxiliary jack assembly -- If open/short to ground: No effect on navigation system.
B4 PNK NAVI ILLUMI Detects parking light on signal Lights on: Battery voltage Lights Off: 0V If open: Diagnostins screen Car Status, ILL=0
IF short to ground Diagnostins screen Car Status, ILL=0
B5 YEL DIAG- Ground for service check signal 0 V If open: The system will not enter diagnostic mode when using the SCS service connector.
If short to ground: No effect on system.
B13 GRY(1) JOG SH Shield for terminal No. 26 -- --
B14 GRY(1) HFL-NAVI MIC SH Shield for terminals No. 27 and No. 28 -- --
B15 WHT RR AUX AUDIO R Inputs sound signal from RES auxiliary jack assembly -- If open/short to ground: No effect on navigation system.
B17 GRY(1) RR AUX AUDIO SH Shield for terminals No. 1, No. 2, and No. 15 -- --
B18 GRY DIAG + Detects service check signal 5-6 V If open: No effect on system.
If short to ground: System goes into diagnostic mode at ignition switch in ACC(I) and ON (II).
B20 ORN BACK LT Detects reverse signal of select lever from reverse relay circuit. -- If open/short to ground: Diagnostic screen Vehicle Signal.BACK=0.
B21 PUR ANC CHK2 Out puts ANC test signal -- --
B26 WHT JOG Detects interface dial operation signal Ignition switch ACC(I): 0-5V pulses If open/short to ground: You can not operate navigation system.
B27 BRN HFL-NAVI MIC- Inputs microphone signal negative 0 V If open/short to ground: Mic diag indicator do not work.
B28 YEL HFL-NAVI MIC+ Inputs microphone signal positive Ignition switch ACC(I): 4-5V (TALK button pressed) If open/short to ground: Mic diag indicator do not work.
(1) The shielded wires have a heat-shrink typically black or dark gray, may not tube insulating the outside of the wire. The color of the insulating tube, match the color of the wire listed on the schematic.