Honda Accord 2008 Manual page 2712

07/11/02 10:07:04 61TA0000_230_0268
DTC B1776: Microphone Input/Output Short
to Ground/Open
NOTE: If you are troubleshooting multiple DTCs, be
sure to follow the instructions in B-CAN system
diagnosis test mode A (see page 22-120).
1. Connect the HDS to the DLC.
2. Clear the DTCs with the HDS.
3. Turn the ignition switch to LOCK (0) and then back
to ON (II).
4. Check for DTCs with the HDS.
Is DT C B17 7 6 indicated?
YES − Go to step 5.
−
NO Intermittent failure, the system is OK at this
time.
5. Turn the ignition switch to LOCK (0).
6. Remove the HFL/navigation ANC microphone
(see page 23-242) and the driver's dashboard lower
cover (see page 20-152).
7. Disconnect the 7P connector from the HFL/
navigation ANC microphone and the 28P connector
from the HandsFreeLink control unit.
8. Check for continuity between body ground and
terminals No. 13 and No. 14 of the HandsFreeLink
control unit 28P connector individually, then
between terminals No. 12 and No. 13.
HANDSFREELINK CONTROL UNIT 28P CONNECTOR
MIC SH
(GRY)
Wire side of female terminals
Is there continuity?
−
YES Replace the faulty harness between the
HandsFreeLinks control unit and the HFL/
navigation ANC microphone.
NO − Go to step 9.
ＴＡ０８ＡＮ７Ｋ７３４０００Ｙ１７７６ＦＡＡＴ００
MIC ＋
(YEL)
MIC IN −
(BRN)
(cont'd)
23-267
＊０１