Dtc B1501 Sub Fuel Sender Open Detected
DESCRIPTION
WIRING DIAGRAM
INSPECTION PROCEDURE
READ VALUE USING INTELLIGENT TESTER (FUEL SENDER GAUGE)
CHECK HARNESS AND CONNECTOR (COMBINATION METER - FUEL SENDER GAUGE AND BODY GROUND)
INSPECT FUEL SENDER GAUGE ASSEMBLY
CHECK COMBINATION METER ASSEMBLY
DTC B1501 Sub Fuel Sender Open Detected |
DESCRIPTION
- HINT:
- Trouble code B1501 is only output for double tank equipped vehicles
This DTC is stored when the combination meter detects a fuel sender gauge malfunction via the CAN.DTC Code
| DTC Detection Condition
| Trouble Area
|
B1501
| When the combination meter detects a fuel sender gauge malfunction.
| - Harness or connector
- Combination meter assembly
- Fuel sender gauge assembly
|
WIRING DIAGRAM
INSPECTION PROCEDURE
1.READ VALUE USING INTELLIGENT TESTER (FUEL SENDER GAUGE) |
Combination MeterTester Display
| Measurement Item/Range
| Normal Condition
| Diagnostic Note
|
Fuel Input
| Fuel sender gauge (main) input signal/Min.: 0, Max.: 127.5
| Fuel sender input value
| Unit: L
|
Operate the intelligent tester according to the display and select the Data List (Click here).
- OK:
- Fuel value displayed on the intelligent tester is almost same as needle indication.
ResultResult
| Proceed to
|
NG
| A
|
OK (w/ Multi-information Display)
| B
|
OK (w/o Multi-information Display)
| C
|
2.CHECK HARNESS AND CONNECTOR (COMBINATION METER - FUEL SENDER GAUGE AND BODY GROUND) |
Disconnect the E7 and E8 meter connectors.
Disconnect the M2 gauge connector.
Measure the resistance according to the value(s) in the table below.
- Standard Resistance:
Tester Connection
| Condition
| Specified Condition
|
E8-10 (L) - M2-3 (S)
| Always
| Below 1 Ω
|
E8-22 (FE) - M2-1 (E)
|
E7-15 (ET) - Body ground
|
E8-10 (L) or M2-3 (S) - Body ground
| Always
| 10 kΩ or higher
|
| REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
|
3.INSPECT FUEL SENDER GAUGE ASSEMBLY |
for 1GR-FE:
Remove the fuel sender gauge (Click here).
for 1UR-FE:
Remove the fuel sender gauge (Click here).
for 3UR-FE:
Remove the fuel sender gauge (Click here).
for 1VD-FTV:
Remove the fuel sender gauge (Click here).
Measure the resistance according to the value(s) in the table below.
- Standard resistance:
Tester Connection
| Condition
| Specified Condition
|
3 (S) - 1 (E)
| Float level is F (upper)
| 12 to 18 Ω
|
Float level is E (lower)
| 405 to 415 Ω
|
ResultResult
| Proceed to
|
OK
| A
|
NG (for 1GR-FE)
| B
|
NG (for 1UR-FE)
| C
|
NG (for 3UR-FE)
| D
|
NG (for 1VD-FTV)
| E
|
4.CHECK COMBINATION METER ASSEMBLY |
Check the combination meter type.
ResultResult
| Proceed to
|
w/ Multi-information Display
| A
|
w/o Multi-information Display
| B
|