Loss of Communication DTC Cross-Reference Table
WARNING: This page is about a different car, the 2011 Honda Pilot, 2010 Honda Pilot, and 2009 Honda Pilot. However, it is still accessible from the selected car via links, so may be relevant.
When an ECU is unable to communicate with the other ECUs on the CAN circuit, the other control units will set loss of communication DTCs. Use this table to find the control unit that is not communicating.
- Find the Transmitting Control Unit that is in the same row as all of the loss of communication DTCs retrieved.
- Do the input test for the transmitting control unit.CONTROL UNIT REFERENCE TABLE
DTC type Related Unit MICU Gauge control module Door multiplex control unit Immobilizer-keyless control unit Climate control unit Automatic lighting control unit Power seat control unit Parking and back-up sensor control unit Power tailgate control unit HandsFreeLink control unit BUS OFF U1280 U1280 U1280 U1280 U1280 U1280 U1280 U1280 U1280 U1280 ECU (CPU) Error - - - B1901 - - - B2601 - - ECU (EE-PROM) Error B1002 B1152 - B1902 - B1552 B1802 B2602 B1352 B1792
CONTROL UNIT REFERENCE TABLE
| Transmitting Control Unit | Receiving Unit/Loss of Communication DTC | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| MICU | Gauge control module | Door multiplex control unit | Immobilizer-keyless control unit | Climate control unit | Automatic lighting control unit | Power seat control unit | Parking and back-up sensor control unit | Power tailgate control unit | |
| MICU | TX | U1281 | U1282 | U1282 | - | U1282 | U1282 | U1282 | U1281 |
| Gauge control module | U0155 | TX | U0155 | U0155 | U0155 | U0155 | U0155 | U0155 | U0155 |
| Door multiplex control unit | U0199 | - | TX | U0199 | - | - | U0199 | - | U0199 |
| Climate control unit or HVAC control unit | - | U0164 | U0164 | - | TX | - | - | - | - |
| Automatic lighting control unit | - | U0180 | - | - | - | TX | - | - | - |
| Parking and back-up sensor control unit | - | U1288 | - | - | - | - | - | - | - |
| Power tailgate control unit | - | U0230 | - | - | - | - | - | - | - |
| PCM | U0100 | - | - | - | - | - | - | - | - |
| SRS unit | - | U0151 | - | - | - | - | - | - | - |
| VSA modulator-control unit | - | U0122 | - | - | - | - | - | - | - |
| TPMS control unit | - | U0127 | - | - | - | - | - | - | - |
| TX: Transmitting unit does not set a loss of communication DTC. | |||||||||