B1175

DTC B1175: Fuel Level Sensor (Fuel Gauge Sending Unit) Signals Input Error

NOTE: If you are troubleshooting multiple DTCs, be sure to follow the instructions in B-CAN System Diagnosis Test Mode A.

1. Do the fuel gauge sending unit test.

Is the fuel gauge sending unit OK?

YES - Go to step 2.

NO - Replace the fuel gauge sending unit.

2. Disconnect the fuel pump/fuel gauge sending unit 5P connector and the gauge control module connector A (30P).
3. Check for continuity between the fuel pump/fuel gauge sending unit 5P connector No. 1 and No. 2 terminals and gauge control module connector A (30P) No. 9 and No. 10 terminals individually.






Is there continuity?

YES - Go to step 4.

NO - Repair an open or loose connection in the BLK /WHT or YEL7BLK wire between the gauge control module connector A (30P) and fuel pump/fuel gauge sending unit 5P connector.

4. Check for continuity between gauge control module connector A (30P) No. 9 and No. 10 terminals and body ground individually.






Is there continuity?

YES - Repair a short to ground in the BLK/WHT or YEL/BLK wire.

NO - Replace the gauge control module.