B1720
Read the instructions below then start the fault diagnostic procedure.
Symptom: The fuel gauge shows empty. Fuel level indicator lamp is on. Some of the trip computer's functions are affected.
B1720 |
Fault symptoms
The fuel gauge shows empty.Fuel level indicator lamp is on.
Some of the trip computer's functions are affected.
Condition
Open circuit/Short circuit Ground/Shorting to B+ on one of the pins connected to the tank sensor.Diagnostic help
The current tank information can be read with the diagnostic tool.The fuel gauge can also be activated with the diagnostic tool.
The value is not sent to the bus when activated.