Honda Accord 2008 Manual page 2006

07/11/02 09:44:33 61TA0000_210_0142
DTC B1241 or DTC indicator N and A/C ON:
Problem in the Blower Motor Circuit
1. Clear the DTC with the HDS.
2. Turn the ignition switch to LOCK (0) and then to
ON (II).
3. Do the self-diagnostic function with the HDS
(see page 21-87) or climate control unit (see page
21-88).
4. Check for DTCs.
Is DT C B1241 or N and A/ C ON indicated?
YES
NO −
poor connections on the blower motor circuit.
5. Turn the ignition switch to LOCK (0).
6. Check the No. 8 (40 A) fuse in the under-hood
fuse/relay box, and the No. 16 (7.5 A) fuse in the
driver's under-dash fuse/relay box.
Are the f uses OK ?
YES
NO −
7. Connect the blower motor 2P connector No. 2
terminal to body ground with a jumper wire.
＊０１
8. Turn the ignition switch to ON (II).
Does the blower motor run?
YES
NO −
− Go to step 5.
Intermittent failure; check for loose wires or
− Go to step 7.
Replace the fuses, and recheck.
BLOWER MOTOR 2P CONNECTOR
GRN
JUMPER WIRE
Wire side of female terminals
− Go to step 9.
Go to step 25.
A
9. Turn the ignition switch to LOCK (0).
10. Disconnect the jumper wire.
11. Disconnect the power transistor 4P connector.
12. Check for continuity between the power transistor
4P connector No. 2 terminal and body ground.
POWER TRANSISTOR 4P CONNECTOR
Wire side of female terminals
Is there continuity?
YES − Go to step 13.
−
NO Check for an open in the BLK wire between
the power transistor and body ground. If the wire is
OK, check for poor ground at G302.
13. Connect the power transistor 4P connector No. 2
and No. 4 terminals with a jumper wire.
POWER TRANSISTOR 4P CONNECTOR
Wire side of female terminals
ＴＡ０８ＡＨ７Ｋ７１１０００Ｙ１２４１ＦＡＡＴ００
BLK
BLK
JUMPER WIRE
GRN
(cont'd)
21-141
＊０２
＊０３