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DTC Troubleshooting Index

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.
NOTE: Check the PCM for DTCs and troubleshoot PCM or F-CAN loss of communication errors first (see GENERAL TROUBLESHOOTING INFORMATION ), then record all DTCs, and sort them by DTC type using the DTC troubleshooting index, then troubleshoot the DTC(s) in this order:
DTC TROUBLESHOOTING INDEX

DTC Description ECU DTC type
B1000  Communication bus line error MICU Loss of Communication
B1001  MICU CPU error MICU Internal Error
B1002  MICU EEPROM error MICU Internal Error
B1005  MICU lost communication with Relay Control Module MICU Loss of Communication
B1006  MICU lost communication with Door
Multiplex Control Unit (door lock switch message)
MICU Loss of Communication
B1007  MICU lost communication with Combination Switch Control Unit (headlight switch message) MICU Loss of Communication
B1008  MICU lost communication with Gauge Control Module (A/T message) MICU Loss of Communication
B1012  MICU lost communication with MICU-Rear Junction Box (RJU message) MICU Loss of Communication
DTC B1026 Passenger's door lock switch signal error MICU Signal Error
DTC B1028 Rear window wiper motor (As) signal error MICU-Rear Junction Box Signal Error
DTC B1032 MICU collision detection signal (CDS) input failure MICU Signal Error
B1050  Communication bus line error Relay Control Module Loss of Communication
DTC B1055 Relay Control Module lost communication with MICU Relay Control Module Loss of Communication
DTC B1056 Relay Control Module lost communication with MICU (alarm message) Relay Control Module Loss of Communication
DTC B1057 Relay Control Module lost communication with MICU (door switch message) Relay Control Module Loss of Communication
DTC B1058 Relay Control Module lost communication with Door Multiplex Control Unit (door lock switch message) Relay Control Module Loss of Communication
DTC B1060 Relay Control Module lost communication with Gauge Control Module (VSP/NE message) Relay Control Module Loss of Communication
DTC B1061 Relay Control Module lost communication with Gauge Control Module (A/T message) Relay Control Module Loss of Communication
DTC B1062 Relay Control Module lost communication with Combination Switch Control Unit (headlight switch message) Relay Control Module Loss of Communication
DTC B1063 Relay Control Module lost communication with Combination Switch Control Unit (wiper switch message) Relay Control Module Loss of Communication
DTC B1075 Headlight switch signal error Relay Control Module Signal Error
DTC B1076 Windshield wiper signal error Relay Control Module Signal Error
DTC B1077 Wiper switch (As) signal error Relay Control Module Signal Error
DTC B1078 Daytime Running Lights Signal Error Relay Control Module Signal Error
B1080  Power supply circuit (IG1 line) input error for Relay Control Module and MICU Relay Control Module Battery voltage
B1100  Communication bus line error Door Multiplex Control Unit Loss of Communication
B1102  Door Multiplex Control Unit internal error Door Multiplex Control Unit Internal Error
B1105  Door Multiplex Control Unit lost communication with MICU (door switch message) Door Multiplex Control Unit Signal Error
B1106  Door Multiplex Control Unit lost communication with MICU (MICU message) Door Multiplex Control Unit Signal Error
DTC B1125 Driver's power window motor A pulse error Door Multiplex Control Unit Signal Error
DTC B1126 Driver's power window motor B pulse error Door Multiplex Control Unit Signal Error
DTC B1127 Driver's door key cylinder switch Door Multiplex Control Unit Signal Error
DTC B1128 Driver's door lock switch signal error Door Multiplex Control Unit Signal Error
DTC B1129 Driver's door lock knob switch signal error Door Multiplex Control Unit Signal Error
DTC B1140 Driver's power window position detect circuit error Door Multiplex Control Unit Signal Error
B1150  Communication bus line error Gauge Control Module Loss of Communication
DTC B1152 Gauge Control Module EEPROM error Gauge Control Module Internal Error
DTC B1155 Gauge Control Module lost communication with Combination Switch Control Unit (headlight switch message) Gauge Control Module Loss of Communication
DTC B1156 Gauge Control Module lost communication with Combination Switch Control Unit (wiper switch message) Gauge Control Module Loss of Communication
DTC B1157 Gauge Control Module lost communication with MICU Gauge Control Module Loss of Communication
DTC B1158 Gauge Control Module lost communication with Relay Control Module Gauge Control Module Loss of Communication
DTC B1159 Gauge Control Module lost communication with MICU (door switch message) Gauge Control Module Loss of Communication
DTC B1160 Gauge Control Module lost communication with Door Multiplex Control Unit (door lock switch message) Gauge Control Module Loss of Communication
DTC B1162 Gauge Control Module lost communication with Power Tailgate Control Unit (PTG message) Gauge Control Module Loss of Communication
DTC B1163 Gauge Control Module lost communication with Left Power Sliding Door Control Unit (PSDL message) Gauge Control Module Loss of Communication
DTC B1164 Gauge Control Module lost communication with Right Power Sliding Door Control Unit (PSDR message) Gauge Control Module Loss of Communication
DTC B1168 Gauge Control Module lost communication with PCM (Engine messages) Gauge Control Module Loss of Communication
DTC B1169 Gauge Control Module lost communication with PCM (A/T messages) Gauge Control Module Loss of Communication
DTC B1170 Gauge Control Module lost communication with VSA modulator-control unit (VSA messages) Gauge Control Module Loss of Communication
DTC B1173 Gauge Control Module lost communication with TPMS control unit (TPMS messages) Gauge Control Module Loss of Communication
DTC B1175 Fuel level sensor (Fuel gauge sending unit) circuit open Gauge Control Module Signal Error
DTC B1176 Fuel level sensor (Fuel gauge sending unit) circuit short Gauge Control Module Signal Error
DTC B1177 Abnormal battery voltage (7.5 V) Gauge Control Module Battery voltage
DTC B1178 F-CAN communication line error Gauge Control Module Loss of Communication
DTC B1179 Gauge Control Module lost communication with Electrical Compass Unit Gauge Control Module Loss of Communication
B1200  Communication bus line error Climate Control Unit Loss of communication
DTC B1202 Climate control unit internal error Climate Control Unit Internal error
DTC B1202 A/C control unit internal error A/C control panel Internal error
DTC B1205 Climate control unit lost communication with gauge control module (VSP/NE message) Climate Control Unit Loss of communication
DTC B1205 A/C CONTROL PANEL LOST COMMUNICATION WITH GAUGE CONTROL MODULE (VSP/NE MESSAGE) A/C control panel Loss of communication
DTC B1206 CLIMATE CONTROL UNIT LOST COMMUNICATION WITH GAUGE CONTROL MODULE (VSP/NE MESSAGE) Climate Control Unit Loss of communication
DTC B1206 A/C CONTROL PANEL LOST COMMUNICATION WITH GAUGE CONTROL MODULE (ENGTEMP MESSAGE) A/C control panel Loss of communication
DTC B1207 Climate control unit lost communication with gauge control module (ILLUMI message) Climate Control Unit Loss of communication
DTC B1207 A/C CONTROL PANEL LOST COMMUNICATION WITH GAUGE CONTROL MODULE (ILLUMI MESSAGE) A/C control panel Loss of communication
DTC B1221 An open in the rear mode control motor circuit Climate Control Unit Signal error
DTC B1222 A short in the rear mode control motor circuit Climate Control Unit Signal error
DTC B1223 A problem in the rear blower motor circuit Climate Control Unit Signal Error
DTC B1248 A PROBLEM IN THE REAR MODE CONTROL LINKAGE, DOORS, OR MOTOR A/C control panel Signal Error
DTC B1224 A short in the rear in-car temperature sensor circuit Climate Control Unit Signal Error
DTC B1225 An open in the in-car temperature sensor circuit Climate Control Unit Signal Error
DTC B1226 A short in the in-car temperature sensor circuit Climate Control Unit Signal Error
DTC B1227 An open in the outside air temperature sensor circuit Climate Control Unit Signal Error
DTC B1228 A short in the outside air temperature sensor circuit Climate Control Unit Signal Error
DTC B1229 An open in the sunlight sensor circuit Climate Control Unit Signal Error
DTC B1230 A short in the sunlight sensor circuit Climate Control Unit Signal Error
DTC B1231 An open in the evaporator temperature sensor circuit Climate Control Unit Signal Error
DTC B1231 An open in the evaporator temperature sensor circuit A/C Control Panel Signal Error
DTC B1232 A short in the evaporator temperature sensor circuit Climate Control Unit Signal Error
DTC B1232 A short in the evaporator temperature sensor circuit A/C Control Panel Signal Error
DTC B1233 An open in the driver's air mix control motor circuit Climate Control Unit Signal Error
DTC B1233 An open in the driver's air mix control motor circuit A/C Control Panel Signal Error
DTC B1234 A short in the driver's air mix control motor circuit Climate Control Unit Signal Error
DTC B1234 A short in the driver's air mix control motor circuit A/C Control Panel Signal Error
DTC B1235 A problem in the driver's air mix control linkage, doors, or motor Climate Control Unit Signal Error
DTC B1235 A problem in the driver's air mix control linkage, doors, or motor A/C Control Panel Signal Error
DTC B1236 OR DTC INDICATOR L AND AUTO: AN OPE An open in the passenger's air mix control motor circuit Climate Control Unit Signal Error
DTC B1237 A short in the passenger's air mix control motor circuit Climate Control Unit Signal Error
DTC B1238 A problem in the passenger's air mix control linkage, doors, or motor Climate Control Unit Signal Error
DTC B1239 An open or short in the mode control motor circuit Climate Control Unit Signal Error
DTC B1239 An open or short in the mode control motor circuit A/C Control Panel Signal Error
DTC B1240 A problem in the mode control linkage, doors, or motor Climate Control Unit Signal Error
DTC B1240 A problem in the mode control linkage, doors, or motor A/C Control Panel Signal Error
DTC B1241 A problem in the blower motor circuit Climate Control Unit Signal Error
DTC B1241 A problem in the blower motor circuit A/C Control Panel Signal Error
DTC B1244 An open in the rear air mix control motor circuit Climate Control Unit Signal Error
DTC B1244 An open in the rear air mix control motor circuit A/C Control Panel Signal Error
DTC B1245 A short in the rear air mix control motor circuit Climate Control Unit Signal Error
DTC B1245 A short in the rear air mix control motor circuit A/C Control Panel Signal Error
DTC B1246 A problem in the rear air mix control linkage, doors, or motor Climate Control Unit Signal Error
DTC B1246 A problem in the rear air mix control linkage, doors, or motor A/C Control Panel Signal Error
DTC B1247 An open or short in the rear mode control motor circuit A/C Control Panel Signal Error
DTC B1248 A problem in the rear mode control linkage, doors, or motor Climate Control Unit Signal Error
DTC B1248 A problem in the rear mode control linkage, doors, or motor A/C Control Panel Signal Error
DTC B1249 An open in the rear in-car temperature sensor circuit Climate Control Unit Signal Error
B1250  Communication bus line error Combination Switch Control Unit Loss of Communication
DTC B1255 Combination Switch Control Unit lost communication with MICU Combination Switch Control Unit Loss of Communication
DTC B1275 Headlight switch OFF position circuit malfunction Combination Switch Control Unit Signal Error
DTC B1276 Headlight switch parking (SMALL) position circuit malfunction Combination Switch Control Unit Signal Error
DTC B1277 Headlight switch AUTO position circuit malfunction Combination Switch Control Unit Signal Error
DTC B1278 Headlight switch ON position circuit malfunction Combination Switch Control Unit Signal Error
DTC B1279 Headlight switch dimmer position circuit malfunction Combination Switch Control Unit Signal Error
DTC B1280 Turn signal switch circuit malfunction Combination Switch Control Unit Signal Error
DTC B1281 Windshield wiper switch MIST position circuit malfunction Combination Switch Control Unit Signal Error
DTC B1282   Combination Switch Control Unit Signal Error
DTC B1283 Windshield wiper switch LOW position circuit malfunction Combination Switch Control Unit Signal Error
DTC B1284 Windshield wiper switch HIGH position circuit malfunction Combination Switch Control Unit Signal Error
B1350  Communication bus line error Power Tailgate Control Unit Loss of Communication
DTC B1352 Power tailgate control unit EEPROM error Power Tailgate Control Unit Internal error
DTC B1355 Power tailgate control unit lost communication with MICU Power Tailgate Control Unit Loss of Communication
DTC B1356 Power tailgate control unit lost communication with Door Multiplex Control Unit (door lock switch message) Power Tailgate Control Unit Loss of Communication
DTC B1357 Power tailgate control unit lost communication with Gauge Control Module (VSP/NE message) Power Tailgate Control Unit Loss of Communication
DTC B1358 Power tailgate control unit lost communication with MICU (passenger's door lock switch message) Power Tailgate Control Unit Loss of Communication
DTC B1359 Power tailgate control unit lost communication with Gauge Control Module (A/T message) Power Tailgate Control Unit Loss of Communication
DTC B1375 Driver's power tailgate switch circuit malfunction Power Tailgate Control Unit Signal Error
DTC B1376 Tailgate outer handle switch circuit malfunction Power Tailgate Control Unit Signal Error
DTC B1377 Power tailgate inner switch circuit malfunction Power Tailgate Control Unit Signal Error
DTC B1378 Power tailgate right pinch sensor circuit malfunction Power Tailgate Control Unit Signal Error
DTC B1379 Power tailgate left pinch sensor circuit malfunction Power Tailgate Control Unit Signal Error
DTC B1380 Tailgate closer unit neutral switch circuit malfunction Power Tailgate Control Unit Signal Error
DTC B1381 Tailgate closer unit release switch circuit malfunction Power Tailgate Control Unit Signal Error
DTC B1382 Tailgate closer unit full latch switch circuit malfunction Power Tailgate Control Unit Signal Error
DTC B1383 Tailgate closer unit ratchet switch circuit malfunction Power Tailgate Control Unit Signal Error
DTC B1384 Tailgate closer unit half latch switch circuit malfunction Power Tailgate Control Unit Signal Error
DTC B1386 Power tailgate sensor pulse A circuit malfunction Power Tailgate Control Unit Signal Error
DTC B1387 Power tailgate sensor pulse B circuit malfunction Power Tailgate Control Unit Signal Error
DTC B1388 Power tailgate drive motor circuit malfunction Power Tailgate Control Unit Signal Error
DTC B1389 Power tailgate motor clutch circuit malfunction Power Tailgate Control Unit Signal Error
DTC B1390 Power tailgate closer motor function error Power Tailgate Control Unit Signal Error
B1550  Communication bus line error Automatic Lighting Control Unit Loss of Communication
DTC B1555 Automatic Lighting Control Unit lost communication with Combination Switch Control Unit (AUTOLT message) Automatic Lighting Control Unit Loss of Communication
DTC B1556 Automatic Lighting Control Unit lost communication with MICU (MICU message) Automatic Lighting Control Unit Loss of Communication
B1800  Communication bus line error Power Seat Control Unit Loss of Communication
DTC B1802 Power Seat Control Unit EEPROM error Power Seat Control Unit Internal Error
DTC B1805 Power Seat Control Unit lost communication with Gauge Control Module (VSP/NE message) Power Seat Control Unit Loss of Communication
DTC B1806 Power Seat Control Unit lost communication with MICU (MICU massage) Power Seat Control Unit Loss of Communication
DTC B1807 Power Seat Control Unit lost communication with MICU (door switch message) Power Seat Control Unit Loss of Communication
DTC B1808 Power Seat Control Unit lost communication with Gauge Control Module (A/T message) Power Seat Control Unit Loss of Communication
DTC B1825 Power seat slide motor pulse error Power Seat Control Unit Signal Error
DTC B1826 Power seat front up-down motor pulse error Power Seat Control Unit Signal Error
DTC B1827 Power seat rear up-down motor pulse error Power Seat Control Unit Signal Error
DTC B1828 Power seat recline motor pulse error Power Seat Control Unit Signal Error
DTC B1829 A/T P signal and VSS signal mismatch Power Seat Control Unit Signal Error
DTC B1836 Power seat position sensor circuit short Power Seat Control Unit Signal Error
DTC B1837 Memory position calling timeout Power Seat Control Unit Signal Error
DTC B1844 Power seat slide switch circuit malfunction Power Seat Control Unit Signal Error
DTC B1845 Power seat recline switch circuit malfunction Power Seat Control Unit Signal Error
DTC B1846 Power seat front up-down switch circuit malfunction Power Seat Control Unit Signal Error
DTC B1847 Power seat rear up-down switch circuit malfunction Power Seat Control Unit Signal Error
B1950  Communication bus line error MICU-Rear Junction Box Loss of Communication
B1955  MICU-Rear Junction Box lost communication with MICU (MICU message) MICU-Rear Junction Box Loss of Communication
B1956  MICU-Rear Junction Box lost communication with Gauge Control Module (A/T message) MICU-Rear Junction Box Loss of Communication
B1957  MICU-Rear Junction Box lost communication with Combination Switch Control Unit (headlight switch message) MICU-Rear Junction Box Loss of Communication
B1958  MICU-Rear Junction Box lost communication with Combination Switch Control Unit (wiper switch message) MICU-Rear Junction Box Loss of Communication
B1959  MICU-Rear Junction Box lost communication with Relay Control Module (R/M message) MICU-Rear Junction Box Loss of Communication
B1960  MICU-Rear Junction Box lost communication with Climate Control Module (A/C message) MICU-Rear Junction Box Loss of Communication
DTC B2000  Communication bus line error Left Power Sliding Door Control Unit Loss of Communication
DTC B2002 Left Power Sliding Door Control Unit EEPROM error Left Power Sliding Door Control Unit Internal Error
DTC B2005 Left Power Sliding Door Control Unit lost communication with MICU Left Power Sliding Door Control Unit Loss of Communication
DTC B2007 Left Power Sliding Door Control Unit lost communication with Rear Junction Box Control Unit (RJU message) Left Power Sliding Door Control Unit Loss of Communication
DTC B2008 Left Power Sliding Door Control Unit lost communication with MICU (ASLOCKSW message) Left Power Sliding Door Control Unit Loss of Communication
DTC B2010 Left Power Sliding Door Control Unit lost communication with Gauge Control Module (VSP/NE message) Left Power Sliding Door Control Unit Loss of Communication
DTC B2011 Left Power Sliding Door Control Unit lost communication with Gauge Control Module (A/T message) Left Power Sliding Door Control Unit Loss of Communication
DTC B2025 Left power sliding door main switch (open input) signal error Left Power Sliding
Door Control Unit
Signal Error
DTC B2026 Left power sliding door main switch (close input) signal error Left Power Sliding
Door Control Unit
Signal Error
DTC B2027 Left power sliding door remote control switch 1 signal error Left Power Sliding
Door Control Unit
Signal Error
DTC B2028 Left power sliding door remote control switch 2 signal error Left Power Sliding
Door Control Unit
Signal Error
DTC B2029 Left power sliding door remote control switch 3 signal error Left Power Sliding
Door Control Unit
Signal Error
DTC B2030 Left power sliding door pinch sensor signal error Left Power Sliding
Door Control Unit
Signal Error
DTC B2031 Left power slide motor pulse (SLSE1) signal error Left Power Sliding
Door Control Unit
Signal Error
DTC B2032 Left power slide motor pulse (SLSE2) signal error Left Power Sliding
Door Control Unit
Signal Error
DTC B2033 Left power slide motor circuit malfunction Left Power Sliding
Door Control Unit
Signal Error
DTC B2034 Left power slide motor electromagnetic clutch circuit malfunction Left Power Sliding
Door Control Unit
Signal Error
DTC B2035 Left power sliding door half latch switch circuit short Left Power Sliding
Door Control Unit
Signal Error
DTC B2036 Left power sliding door full latch switch circuit short Left Power Sliding
Door Control Unit
Signal Error
DTC B2037 Left power sliding door ratchet switch circuit short Left Power Sliding
Door Control Unit
Signal Error
DTC B2038 Left power sliding door base position switch circuit open/short Left Power Sliding
Door Control Unit
Signal Error
DTC B2039 Left power sliding door switch open/close signal input error (inputs at the same time) Left Power Sliding
Door Control Unit
Signal Error
DTC B2040 Left power slide motor malfunction Left Power Sliding Door Control Unit Signal Error
DTC B2041 Left power slide motor pulse (SLSE1/SLSE2) error Left Power Sliding
Door Control Unit
Signal Error
B2050  Communication bus line error Right Power Sliding
Door Control Unit
Loss of Communication
DTC B2052 Right Power Sliding Door Control Unit EEPROM error Right Power Sliding
Door Control Unit
Internal Error
DTC B2055 Right Power Sliding Door Control Unit lost communication with MICU Right Power Sliding
Door Control Unit
Loss of Communication
DTC B2058 Right Power Sliding Door Control Unit lost communication with MICU (ASLOCKSW message) Right Power Sliding
Door Control Unit
Loss of Communication
DTC B2059 Right Power Sliding Door Control Unit lost communication with Left Power Sliding Door Control Unit (PSD message) Right Power Sliding
Door Control Unit
Loss of Communication
DTC B2060 Right Power Sliding Door Control Unit lost communication with Gauge Control Module (VSP/NE message) Right Power Sliding
Door Control Unit
Loss of Communication
DTC B2061 Right Power Sliding Door Control Unit lost communication with Gauge Control Module (A/T message) Right Power Sliding
Door Control Unit
Loss of Communication
DTC B2075 Right power sliding door switch (open side) signal error Right Power Sliding
Door Control Unit
Signal Error
DTC B2076 Right power sliding door switch (close side) signal error Right Power Sliding
Door Control Unit
Signal Error
DTC B2077 Right power sliding door remote control switch 1 signal error Right Power Sliding
Door Control Unit
Signal Error
DTC B2078 Right power sliding door remote control switch 2 signal error Right Power Sliding
Door Control Unit
Signal Error
DTC B2079 Right power sliding door remote control switch 3 signal error Right Power Sliding
Door Control Unit
Signal Error
DTC B2080 Right power sliding door pinch sensor signal error Right Power Sliding
Door Control Unit
Signal Error
DTC B2081 Right power slide motor pulse (SLSE1) signal error Right Power Sliding
Door Control Unit
Signal Error
DTC B2082 Right power slide motor pulse (SLSE2) signal error Right Power Sliding
Door Control Unit
Signal Error
DTC B2083 Right power slide motor circuit malfunction Right Power Sliding
Door Control Unit
Signal Error
DTC B2084 Right power slide motor electromagnetic clutch circuit malfunction Right Power Sliding
Door Control Unit
Signal Error
DTC B2085 Right power sliding door half latch switch circuit short Right Power Sliding
Door Control Unit
Signal Error
DTC B2086 Right power sliding door full latch switch circuit short Right Power Sliding
Door Control Unit
Signal Error
DTC B2087 Right power sliding door ratchet switch circuit short Right Power Sliding
Door Control Unit
Signal Error
DTC B2088 Right power sliding door base position switch circuit open/short Right Power Sliding
Door Control Unit
Signal Error
DTC B2089 Right power sliding door switch open/close signal input error (inputs at the same time) Right Power Sliding
Door Control Unit
Signal Error
DTC B2090 Right power slide motor malfunction Right Power Sliding
Door Control Unit
Signal Error
DTC B2091 Right power slide motor pulses (SLSE1/SLSE2) error Right Power Sliding
Door Control Unit
Signal Error