Honda Accord: Alternator FR Signal Circuit
Troubleshooting
1. Start the engine, and let it idle.
2. Monitor the ALTERNATOR in the DATA LIST with the HDS.
3. Check if the indicated percentage varies when the headlight switch is turned on.
Does the percentage wary? YES
-The alternator signal circuit is OK.gH NO
-Go to step 4.
4. Turn the headlight switch off and ignition switch to LOCK (0).
5. Jump the SCS line with the HDS.
6. Disconnect the alternator 4P connector.
7. Disconnect ECM/PCM connector B (49P).
8. Check for continuity between ECM/PCM connector terminal B47 and body ground.
ECM/PCM CONNECTOR B (49P)
Terminal side of female terminals
Is there continuity? YES-
Repair short in the wire between the ECM/PCM (B47) and the alternator.
NO
-Update the ECM/PCM if it does not have the latest software (see page 11-203), or substitute a known-good ECM/PCM (see page 11-7), then recheck.
If the symptom/indication goes away and the ECM/PCM was updated, troubleshooting is complete.
If the symptom/indication goes away and the ECM/PCM was substituted, replace the original ECM/PCM (see page 11-204).
A/C Signal Circuit Troubleshooting
1. Start the engine, and let it idle.
2. Turn the blower switch on.
3. Turn the A/C switch on.
4. Check the A/C CLUTCH in the DATA LIST with the
HDS.
Does it indicate ON?
YES-Go to step ...
PSP Switch Signal Circuit
Troubleshooting
1. Start the engine, and let it idle.
2. Align the steering wheel straight ahead.
3. Check the PSP SWITCH in the DATA LIST with the
HDS.
Does it indicate ON?
YES-Go to step 4.
NO-Go to s ...
See also:
Removing Discs from the Changer
To remove the disc that is currently
playing, press the eject button. You
will see ‘‘EJECT’’ in the center
display. When you remove the disc
from the slot, the system
automatically e ...
USB Flash Memory Device Error Messages (Models with navigation system)
If you see an error message in the
center display while playing a USB
flash memory device, find the
solution in the chart to the right. If
you cannot clear the error message,
take your vehic ...
Passenger's Airbag Cutoff Indicator Replacement
1. With navigation: Remove the dashboard center vent
(see page 20-178).
2. Without navigation: Remove the audio unit (see page
23-114).
3. Disconnect the 6P connector (A) from the passenger's
...