Self-diagnostic Function: Notes

WARNING: This page is about a different car, the 2006 Honda Odyssey and 2005 Honda Odyssey. However, it is still accessible from the selected car via links, so may be relevant.

Before troubleshooting the gauge system, refer to multiplex integrated control system B-CAN System Diagnosis Test Mode A (see TROUBLESHOOTING - B-CAN SYSTEM DIAGNOSIS TEST MODE A ).

The gauge control module has a self-diagnostic function shown, and also has a customize reset function.

The beeper drive circuit check.
The indicator drive circuit check.
The switch input test.
The LCD segments check.
The gauges drive circuit check (Speedometer, Tachometer, Fuel gauge, Coolant temperature gauge).
The communication line check (of the body-controller area network (B-CAN) communication line and the fast-controller area network (F-CAN) communication line between the gauges).

NOTE:

Indicators are also controlled via the communication line.
The self-diagnostic function is also used to reset the PAX system warning (see RESETTING THE PAX SYSTEM WARNING ).