B1175

DTC 81175: 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. Turn the ignition switch ON (II).




3. Check for voltage between the No. 9 and No. 10 terminals of gauge control module connector A (30P) and No. land No. 2 terminals of the fuel pump/fuel gauge sending unit 5P connector.

Is there less than 1 V?

YES - Go to step 4.

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

4. Disconnect the fuel pump/fuel gauge sending unit 5P connector and the gauge control module connector A (30P).




5. Check for continuity between the No. Sand No. 10 terminals of gauge control module connector A (30P) and body ground.

Is there continuity?

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

NO - Replace the gauge control module.