Loss of Communication DTC cross-reference chart
WARNING: This page is about a different car, the 2008 Acura TL and 2007 Acura TL. 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 circuit, the other units will set loss of communication DTCs. Use this chart to find the control unit that is not communicating.
- Find the Transmitting Unit that is in the same row as all of the loss of communication DTCs retrieved.
- Perform the input test for the transmitting unit.LOSS OF COMMUNICATION DTC CROSS-REFERENCE CHART
Transmitting Unit Receiving Unit/Loss of Communication DTC Message MICU Relay Control Module Door Multiplex Control Unit Gauge Control Module Combination Switch Control Unit Display Panel Control Unit Power Seat Control Unit Automatic Lighting Control Unit Hands Free link Control Unit Acura Link Control Unit (XM Receiver) Navigation unit MICU ALARM TX B1056 MICU TX B1055 RX B1157 B1255 B1806 B1556 RX DOOR SR TX B1057 RX B1159 B1807 Relay Control Module R/M B1005 TX B1158 Door Multiplex Control Unit PANIC B1010 B1059 TX DOOR LOCK SW B1006 B1058 TX B1160 MEM SW TX B1809 Gauge Control Module VSP/NE B1011 B1060 TX B1706 B1805 RX A/T B1008 B1061 TX B1808 ENGTE MP TX B1705 CDS (SRS) B1032 TX Combination Switch Control Unit HLSW B1007 B1062 B1155 TX B1555 WIPSW B1063 B1156 TX Climate Control Unit AC RX TX ECM/PCM ENG B1168 A/T B1169 VSA VSA B1170 TPMS TPMS B1173 SRS SRS B1187 Navigation Unit AcuraLink Control Unit B2208 B2207 HandsFreeLink Control Unit RX: Receiving unit does not set a loss of communication DTC.
TX: Transmitting unit does not set a loss of communication DTC.