DTC B1176: Fuel Level Sensor (Fuel Gauge Sending Unit) Circuit Short
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
).
- Clear the DTCs with the HDS.
- Turn the ignition switch OFF, and then back ON (II).
- Wait for 30 seconds.
- Check for DTCs with the HDS.
Is DTC B1176 indicated?
YES -Go to step 5.
NO -Intermittent failure, the fuel level sensor circuit is OK at this time. Check for loose or poor connections.
- Turn the ignition switch OFF.
- Disconnect the fuel tank unit 4P connector.
- Clear the DTCs with the HDS.
- Turn the ignition switch OFF, and then back ON (II).
- Wait for 30 seconds.
- Check for DTCs with the HDS.
Is DTC B1176 indicated?
YES -Go to step 11.
NO -Replace the fuel gauge sending unit (see FUEL GAUGE SENDING UNIT TEST .
- Disconnect the GAUGE CONTROL MODULE (TACH) 36P connector.
- Check for continuity between the GAUGE CONTROL MODULE (TACH) 36P connector No. 32 terminal and body ground.Fig 1: Checking Continuity Between Gauge Control Module (Tach) 36P Connector 32 Terminal And Body Ground
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Are there continuity?
YES -Repair a short in the wire between the GAUGE CONTROL MODULE (TACH) and the fuel tank unit.
NO -Replace the gauge control module (tach).