DTC : B1176 (2016 2017 2018)

DTC B1176  : Fuel level sensor (fuel gauge sending unit) circuit short

DTC (Gauge Control Module)

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

1. Problem verification

   - 1. Clear the DTCs with the HDS.

   Clear DTCs

   - 2. Turn the vehicle to the OFF (LOCK) mode.

   - 3. Turn the vehicle to the ON mode, and wait more than 30 seconds.

   - 4. Check for DTCs with the HDS.

   DTC Description	DTC
   B1176 Fuel level sensor (fuel gauge sending unit) circuit short

   Is DTC B1176 indicated?

   YES 

   Go to step 2.

   NO 

   Intermittent failure, the system is OK at this time. Check for loose or poor connections.

2. Shorted wire check (FUEL+ line)

   - 1. Turn the vehicle to the OFF (LOCK) mode.

   - 2. Disconnect the following connectors.

   Gauge control module 32P connector

   Fuel tank unit 4P connector

   - 3. Check for continuity between test points 1 and 2.

   Test condition	Vehicle OFF (LOCK) mode Fuel tank unit 4P connector: disconnected Gauge control module 32P connector: disconnected
   Test point 1	Gauge control module 32P connector No. 21 - Refer to: Gauge Control Module Connector for Inputs and Outputs (2016 2017 218)
   Test point 2	Body ground

   Is there continuity?

   YES 

   Repair a short to ground in the wire.

   NO 

   The FUEL+ wire is OK. Go to step 3.

3. Fuel gauge sending unit check

   - 1. Test the Fuel Gauge Sending Unit .

   Is the fuel gauge sending unit OK?

   YES 

   Replace the Gauge Control Module .

   NO 

   Replace the fuel gauge sending unit Fuel Tank Unit .