DTC B1176: Fuel Level Sensor (Fuel Gauge Sending Unit) Circuit Short (With SH-AWD)
| DTC Description | DTC |
|---|---|
| B1176 Fuel Level Sensor (Fuel Gauge Sending Unit) Circuit Short |
DTC (Gauge Control Module)
- Problem verification
-1. Check the fuel gauge.
Does the gauge move to the full position and the low fuel indicator blink?
YES
Go to step 2.
NO
Intermittent failure, the system is OK at this time. Check for loose or poor connections.
- Fuel gauge operation check 1
-1. Turn the vehicle to the OFF (LOCK) mode.
- 2. Disconnect the following connector.
Fuel tank unit 4P connector - 3. Turn the vehicle to the ON mode.
- 4. Check the fuel gauge.
Does the gauge move to the empty position?
YES
Go to step 4.
NO
Go to step 3.
- Shorted wire check (FUEL GAUGE+ line)
-1. Turn the vehicle to the OFF (LOCK) mode.
- 2. Disconnect the following connector.
Gauge control module 32P 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. 6 - Refer to: Gauge Control Module Connector For Inputs And Outputs (Without SH-AWD) (2015-17), or Gauge Control Module Connector For Inputs And Outputs (With SH-AWD) (2015-17), or Gauge Control Module Connector for Inputs and Outputs (2018-19) Test point 2 Body ground Is there continuity?
YES
Repair a short to ground in the wire between the gauge control module and the fuel tank unit.
NO
The FUEL GAUGE+ wire is OK. Replace the gauge control module .
- Fuel gauge operation check 2
-1. Turn the vehicle to the OFF (LOCK) mode.
- 2. Reconnect the following connector.
Fuel tank unit 4P connector - 3. Disconnect the following connector.
Secondary fuel gauge sending unit 4P connector - 4. Turn the vehicle to the ON mode.
- 5. Check the fuel gauge.
Does the gauge move to the empty position?
YES
Replace the secondary fuel gauge sending unit .
NO
Go to step 5.
- Shorted wire check (SUB FUEL PUMP line)
-1. Turn the vehicle to the OFF (LOCK) mode.
- 2. Disconnect the following 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
Secondary fuel gauge sending unit 4P connector: disconnected
Test point 1 Fuel tank unit 4P connector No. 4 Test point 2 Body ground Is there continuity?
YES
Repair a short to ground in the wire between the fuel tank unit and the secondary fuel gauge sending unit.
NO
The SUB FUEL PUMP wire is OK. Replace the fuel tank unit - Refer to: Fuel Tank Unit Removal and Installation (With SH-AWD), or Fuel Tank Unit Removal and Installation (Without SH-AWD) .