Low Fuel Warning Light Symptom Diagnosis; Low Fuel Warning Light Operation; Seat Belt Reminder Light Symptom Diagnosis - Suzuki GRAND VITARA JB416 Service Manual

9C-5 Instrumentation / Driver Info. / Horn:

Low Fuel Warning Light Symptom Diagnosis

NOTE
Confirm that fuel meter is in good condition before referring to the following possible causes.
• When fuel level meter circuit is shorted to ground circuit, fuel level meter indicates empty even if
fuel tank does not empty.
• The low fuel warning light comes ON when fuel level is lower than specification below.

Low fuel warning light operation:

Low fuel warning
light operation:
ON
Condition
Low fuel warning light
does not come ON when
fuel level is lower than
specification
Low fuel warning light
comes ON steady
Seat Belt Reminder Light Symptom Diagnosis (If Equipped)
Condition
Seat belt reminder light
does not light up
Seat belt reminder light
stays ON
Fuel amount:
Approx. 8.3 liter (3 door model)
Approx. 9.9 liter (5 door model)
Possible cause
Circuit fuse blown
Data (information) can not be received
by CAN communication
Fuel level sensor faulty
Wiring or ground faulty
Combination meter faulty
ECM faulty
Low fuel
Data (information) can not be received
by CAN communication
Fuel level sensor faulty
Combination meter faulty
ECM faulty
Possible cause
Circuit fuse blown
Data (information) can not be received
by CAN communication
Seat belt switch faulty
Wiring or ground faulty
Combination meter faulty
BCM faulty
Data (information) can not be received
by CAN communication
Seat belt switch faulty
Wiring or ground faulty
Combination meter faulty
BCM faulty
Resistance of fuel level sensor:
250.8 – 255.8 Ω
Correction / Reference Item
Replace fuse and check for short circuit.
Check ECM for DTC referring to "DTC Check:
in Section 1A in related manual".
Check fuel level sensor referring to "Fuel Level
Sensor Inspection: ".
Repair circuit.
Replace combination meter.
Replace after making sure that none of above
parts is faulty.
Refill fuel.
Check ECM for DTC referring to "DTC Check:
in Section 1A in related manual".
Check fuel level sensor referring to "Fuel Level
Sensor Inspection: ".
Replace combination meter.
Replace after making sure that none of above
parts is faulty.
Correction / Reference Item
Replace fuse and check for short circuit.
Check BCM for DTC referring to "DTC Check:
in Section 10B in related manual".
Check seat belt switch referring to "Front Seat
Belt Inspection: in Section 8A in related
manual".
Repair circuit.
Replace combination meter.
Replace after making sure that none of above
parts is faulty.
Check BCM for DTC referring to "DTC Check:
in Section 10B in related manual".
Check seat belt switch referring to "Front Seat
Belt Inspection: in Section 8A in related
manual".
Repair circuit.
Replace combination meter.
Replace after making sure that none of above
parts is faulty.
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