How to Display DTCs on the Gauge Control Module
WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2017 Honda Odyssey, 2016 Honda Odyssey, 2015 Honda Odyssey, 2014 Honda Odyssey, and 2013 Honda Odyssey. However, it is still accessible from the selected car via links, so may be relevant.
Enter B-CAN System Diagnosis Test Mode 1 (see TROUBLESHOOTING - B-CAN SYSTEM DIAGNOSIS TEST MODE 1 AND TEST MODE 2 (WITHOUT THE HDS) ). While in Test Mode 1, when communication between the MICU and gauge control module is normal, the DTCs which have been detected and stored individually by various B-CAN (Body-controller Area Network) units are shown one by one on the odo/trip display. To scroll through the DTCs, press the SEL/RESET button.
With multi-information display
Without multi-information display
The control unit that has stored the code can be identified by the number shown afther the letters "PA" on the odo/trip display.
CONTROL UNIT ID NUMBER REFERENCE CHART
| Control Unit | Control Unit I.D. Number |
|---|---|
| MICU | 10 |
| Relay control module | 11 |
| Rear MICU | 12 |
| Door multiplex control unit | 30 |
| Power tailgate control unit | 31 |
| Left power sliding door control unit | 33 |
| Right power sliding door control unit | 34 |
| Gauge control module | 50 |
| Climate control unit | 51 |
| HandsFreeLink control unit | 94 |
| Power seat control unit | 95 |
| Immobilizer-keyless control unit | 96 |
| Parking and back-up sensor control unit | 9A |
| BSI control unit (With BSI) | 9F |
| Seat heater control unit (With seat heater) | A2 |