Honda Accord 2008 Manual page 74

07/11/02 09:05:31 61TA0000_040_0028
14. Do the gauge control module self-diagnostic
function procedure (see page 22-312).
Does the charging system indicator f lash?
YES
NO −
22-332).
15. Turn the ignition switch to LOCK (0).
16. Disconnect the alternator 4P connector.
17. Connect alternator 4P connector terminal No. 3 to
body ground with a jumper wire.
＊０２
18. Turn the ignition switch to ON (II).
Does the charging system indicator come on?
YES
repair the alternator (see page 4-36).
−
NO
step 19.
− Go to step 15.
Replace the gauge control module (see page
ALTERNATOR 4P CONNECTOR
L
(WHT/BLU)
JUMPER
WIRE
Wire side of female terminals
− Replace the alternator (see page 4-34), or
Disconnect the jumper wire, then go to
19. Connect the HDS to the DLC (see step 2 on page
11-3).
20. Turn the ignition switch to ON (II).
21. Make sure the HDS communicates with the vehicle
and the ECM/PCM. If it doesn't communicate,
troubleshoot the DLC circuit (see page 11-208).
22. Jump the SCS line with the HDS, then turn the
ignition switch to LOCK (0).
NOTE: This step must be done to protect the ECM/
PCM from damage.
23. Disconnect ECM/PCM connector B (49P).
24. Check for continuity between ECM/PCM connector
terminal B46 and alternator 4P connector terminal
No. 3.
ECM/PCM CONNECTOR B (49P)
Terminal side of female terminals
L
(WHT/BLU)
ALTERNATOR 4P CONNECTOR
Wire side of female terminals
Is there continuity?
−
YES Update the ECM/PCM if it does not have the
latest software (see page 11-231), or substitute a
known-good ECM/PCM (see page 11-7), then
recheck. If the symptom/indication goes away with
a known-good ECM/PCM, replace the original ECM/
PCM (see page 11-232).
−
NO Repair open in the wire between the
alternator and the ECM/PCM.
ALT L
(WHT/BLU)
4-27
＊０３