Honda Civic. Manual — part 702

Fig. 13: Circuit Diagram - Gauge Control Module (Speedo) (1 Of 2)

2008 Honda Civic EX

2006-08 ACCESSORIES & EQUIPMENT Gauges - Civic (All Except Hybrid)

Fig. 14: Circuit Diagram - Gauge Control Module (Speedo) (2 Of 2)

DTC TROUBLESHOOTING

DTC B1152: GAUGE CONTROL MODULE (EEPROM) ERROR

NOTE:

If you are troubleshooting multiple DTCs, be sure to follow
the instructions in B-CAN System Diagnosis Test Mode A
(see TROUBLESHOOTING - B-CAN SYSTEM DIAGNOSIS
TEST MODE A ).

2008 Honda Civic EX

2006-08 ACCESSORIES & EQUIPMENT Gauges - Civic (All Except Hybrid)

1. Clear the DTCs with the HDS.
2. Turn the ignition switch OFF, and then back ON (II).
3. Wait for 6 seconds or more.
4. Check for DTCs with the HDS.

Is DTC B1152 indicated?

YES - Replace the gauge control module (tach).

NO - Intermittent failure, the system is OK at this time. Check for loose or
poor connections. If the connections are good, check the battery condition (see
BATTERY TEST ), and the charging system.

DTC B1155: GAUGE CONTROL MODULE LOST COMMUNICATION WITH THE MICU
(HEADLIGHT SWITCH MESSAGE); DTC B1156: GAUGE CONTROL MODULE LOST
COMMUNICATION WITH THE MICU (WIPER SWITCH MESSAGE); DTC B1159: GAUGE
CONTROL MODULE LOST COMMUNICATION WITH THE MICU (DOOR SW MESSAGE); DTC
B1188: GAUGE CONTROL MODULE LOST COMMUNICATION WITH THE MICU (RM
MESSAGE)

1. Clear the DTCs with the HDS.
2. Turn the ignition switch OFF, and then back ON (II).
3. Check for DTCs with the HDS.

Are DTCs B1155, B1156, B1157, B1159, B1160, and/or B1188 indicated?

YES - Go to step 4.

NO - Intermittent failure. The gauge control module is OK at this time. Check
for loose or poor connections. If the connections are good, check the battery
condition (see BATTERY TEST ), and the charging system.

4. Check for DTCs with the HDS.

NOTE:

If you are troubleshooting multiple DTCs, be sure to follow
the instructions in B-CAN System Diagnosis Test Mode A
(see TROUBLESHOOTING - B-CAN SYSTEM DIAGNOSIS
TEST MODE A ).

2008 Honda Civic EX

2006-08 ACCESSORIES & EQUIPMENT Gauges - Civic (All Except Hybrid)

Are DTCs B1155, B1156, B1157, B1159, B1160, and/or B1188 indicated?

YES - Faulty MICU; replace the under-dash fuse/relay box (see UNDER-
DASH FUSE/RELAY BOX ).

NO - Replace the gauge control module (tach) (see REPLACEMENT).

DTC B1157: GAUGE CONTROL MODULE LOST COMMUNICATION WITH THE MICU (MICU
MESSAGE)

1. Clear the DTCs with the HDS.
2. Turn the ignition switch OFF, and then back ON (II).
3. Check for DTCs with the HDS.

Is DTC B1157 indicated?

YES - Go to step 5.

NO - Intermittent failure. The gauge control module is OK at this time. Check
for loose or poor connections. If the connections are good, check the battery
condition (see BATTERY TEST ), and the charging system.

4. Check for DTCs with the HDS.

Are DTCs B1905 or B1211 also indicated?

YES - Faulty MICU; replace the under-dash fuse/relay box.

NO - Replace the gauge control module (tach).

DTC B1160: GAUGE CONTROL MODULE LOST COMMUNICATION WITH THE MICU
(DRLOCKSW MESSAGE)

NOTE:

If you are troubleshooting multiple DTCs, be sure to follow
the instructions in B-CAN System Diagnosis Test Mode A
(see TROUBLESHOOTING - B-CAN SYSTEM DIAGNOSIS
TEST MODE A ).

2008 Honda Civic EX

2006-08 ACCESSORIES & EQUIPMENT Gauges - Civic (All Except Hybrid)