Honda Accord: MICU Input Test
NOTE: • Before testing, troubleshoot the multiplex integrated control unit first, using B-CAN System Diagnosis Test Mode A (see page 22-134).
• Before testing, make sure the No. 5 (7.5 A) fuse in the driver's under-dash fuse/relay box is OK.
Driver's MSCU
1. Turn the ignition switch to LOCK (0), and remove the driver's dashboard lower cover (see page 20-166).
2. Disconnect driver's under-dash fuse/relay box connectors D, F, N, P, Q, and R.
NOTE: All connector views are wire side of female terminals.
3. Inspect the connector and socket terminals to be sure they are all making good contact.
• If the terminals are bent, loose or corroded, repair them as necessary and recheck the system.
• If the terminals look OK, go to step 4 .
4. With the connectors still disconnected, do these input tests at the appropriate following connector.
• If any test indicates a problem, find and correct the cause, then recheck the system, • If all the input tests prove OK, go to step 5.
5. Reconnect the connectors to the driver's under-dash fuse/relay box, and make these input tests at the connectors.
• If any test indicates a problem, find and correct the cause, then recheck the system.
• If all the input tests prove OK, the driver's MICU must be faulty; replace the driver's under-dash fuse/relay box: - USA models (see page 22-86) - Canada models (see page 22-87)
DTC Troubleshooting
DTC B1280: Turn Signal Switch Circuit
Malfunction
NOTE: If you are troubleshooting multiple DTCs, be sure
to follow the instructions in B-CAN System Diagnosis
Test Mode A (see page 22-134).
1. ...
Hazard Warning Switch
Test/Replacement
1. Remove these items:
• Center vent for w i t h navigation system (see page
20-178)
• Audio unit for without navigation system (see page
23-115)
2. Remove the hazard warning switch (A) ...
See also:
Synchro Sleeve and Hub Inspection and
Reassembly
1. Inspect the gear teeth on all synchro hubs and
synchro sleeves for wear (rounded off corners).
2. Install each synchro hub (A) in its mating synchro
sleeve (B), and check for free movement. Ma ...
System Description
Overview
The audio unit acts as the processor for all audio functions. You can select
the audio functions from the front panel, the
audio remote (on the steering wheel), or by using the navigation ...