Acura CSX. Manual — part 669
*01
*02
−
+
−
−
−
−
YES
NO
From terminal
To terminals
YES
NO
23-384
HandsFreeLink System
HANDSFREELINK CONTROL UNIT 28P CONNECTOR
TELM SIG
(PNK)
TELM SIG
(BLU)
HANDSFREELINK CONTROL UNIT 28P CONNECTOR
7. Check for continuity between body ground and
HandsFreeLink control unit 28P connector terminal
No. 11 and No. 25 individually.
Short to body ground in the wire(s) between
the HandsFreeLink control unit and the navigation
unit. Replace the affected shielded harness.
Go to step 8.
8. Check for continuity between terminals of the
HandsFreeLink control unit 28P connector
according to the table.
11 (BLU)
25 (PNK), 26 (GRY)
25 (PNK)
26 (GRY)
Short in the wire(s) between the
HandsFreeLink control unit and the navigation unit.
Replace the affected shielded harness.
Go to step 9.
Wire side of female terminals
Wire side of female terminals
Is ther e continuity?
Is ther e continuity between any of the ter minals?
08/08/21 14:18:42 61SNR030_230_0387
*03
*04
+
−
+
−
−
−
−
−
YES
NO
YES
NO
23-385
TELM SIG
(BLU)
HANDSFREELINK CONTROL UNIT 28P CONNECTOR
TELM SIG
(PNK)
TELM SIG
(BLU)
TELM SIG
(PNK)
NAVIGATION UNIT CONNECTOR B (24P)
HANDSFREELINK CONTROL UNIT 28P CONNECTOR
HFL MUTE (LT BLU)
9. Check for continuity between HandsFreeLink
control unit 28P connector terminal No. 11 and
No. 25 and navigation unit connector B (24P)
terminal No. 21 and No. 9.
Substitute a known-good HandsFreeLink
control unit (see page 23-388), and recheck. If the
symptom/indication goes away, replace the
original HandsFreeLink control unit. If the
symptom/indication is still present, replace the
navigation unit (see page 23-355).
Open in the wire(s) between HandsFreeLink
control unit and the navigation unit. Replace the
affected shielded harness.
10. Turn the ignition switch to LOCK (0).
11. Disconnect navigation unit connector B (24P) and
the HandsFreeLink control unit 28P connector.
12. Check for continuity between body ground and
HandsFreeLink control unit 28P connector terminal
No. 3.
Repair short to body ground in the wire
between the HandsFreeLink control unit and the
navigation unit.
Go to step 13.
Wire side of female terminals
Wire side of female terminals
Wire side of female terminals
Is ther e continuity?
Is ther e continuity?
08/08/21 14:18:42 61SNR030_230_0388
*05
*06
SNR9ANGJ14233900000FAAT55
−
−
−
−
YES
NO
YES
NO
The Bluetooth icon does not display
(the Bluetooth phone is linked)
23-386
23-386
HandsFreeLink System
HANDSFREELINK CONTROL UNIT 28P CONNECTOR
HFL MUTE (LT BLU)
NAVIGATION UNIT CONNECTOR B (24P)
HFL MUTE (LT BLU)
HANDSFREELINK CONTROL UNIT 28P CONNECTOR
HFL ICON (LT GRN)
13. Check for continuity between HandsFreeLink
control unit 28P connector terminal No. 3 and
navigation unit connector B (24P) terminal No. 8.
Substitute a known-good HandsFreeLink
control unit (see page 23-388), and recheck. If the
symptom/indication goes away, replace the
original HandsFreeLink control unit. If the
symptom/indication is still present, replace the
navigation unit (see page 23-355).
Repair open in the wire between
HandsFreeLink control unit and the navigation
unit.
1. Turn the ignition switch to ON (II).
2. Disconnect navigation unit connector B (24P) and
the HandsFreeLink control unit 28P connector.
3. Check for continuity between body ground and
HandsFreeLink control unit 28P connector terminal
No. 19.
Repair short to body ground in the wire
between the HandsFreeLink control unit and the
navigation unit.
Go to step 4.
Wire side of female terminals
Wire side of female terminals
Wire side of female terminals
Is ther e continuity?
Is ther e continuity?
08/08/21 14:18:42 61SNR030_230_0389
*07
*01
SNR9ANGJ14233930561FEAT00
−
−
YES
NO
HFL Switch
Position
Resistance
23-387
23-387
HFL Switch Test
HANDSFREELINK CONTROL UNIT 28P CONNECTOR
HFL ICON (LT GRN)
NAVIGATION UNIT CONNECTOR B (24P)
HFL ICON (LT GRN)
4. Check for continuity between HandsFreeLink
control unit 28P connector terminal No. 19 and
navigation unit connector B (24P) terminal No. 20.
Substitute a known-good HandsFreeLink
control unit (see page 23-388) and recheck. If the
symptom/indication goes away, replace the
original HandsFreeLink control unit. If the symptom
/indication is still present, replace the navigation
unit (see page 23-355).
Repair open in the wire between
HandsFreeLink control unit and navigation unit.
1. Remove the HFL-voice control switch (see page
23-357).
2. Measure resistance between the terminals No. 3
and No. 4 in each switch position according to the
table.
No button pressed
About 1 k
HFL Talk button pressed
About 185
HFL Back button pressed
About 45
3. If the resistance is not as specified, replace the HFL-
voice control switch.
Wire side of female terminals
Wire side of female terminals
Is ther e continuity?
08/08/21 14:18:43 61SNR030_230_0390
Нет комментариевНе стесняйтесь поделиться с нами вашим ценным мнением.
Текст