Accord L4-2.4L (2005)
6. Turn the ignition switch to ON (II) to keep the system awake and make sure these input tests at the appropriate connectors on the under-dash
fuse/relay box.
-
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 7.
7. Run the gauge control module Self-diagnostic Function.
-
If the indicators flash, go to step 8.
-
If the indicators do not flash, replace the gauge control module.
8. Substitute a known-good under-dash fuse/relay box and recheck the system.
-
If the symptom is gone, the multiplex integrated control unit (MICU) is faulty; replace the under-dash fuse/relay box.
-
If the symptom is still present, the gauge control module must be faulty; replace the gauge control module.