Suzuki Wagon R Plus RB310, Service Manual

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INSTRUMENTATION/DRIVER INFORMATION 8C-3
Diagnosis
Low Engine Oil Level Warning Light Symptom Diagnosis for Z13DT Engine
Condition Possible Cause Correction
Low engine oil level
warning light does not
light up when low
engine oil level Fuse blown Replace fuse to circuit for short.
Wiring or grounding faulty Repair circuit.
Engine oil level switch faulty Check engine oil level switch refer-
ring to “Engine Oil Level Switch” in
Section 6E3.
Combination meter faulty Check combination meter circuit
referring to “Combination Meter” in
this section.
ECM faulty Check ECM referring to “Inspection
of ECM and Its Circuits” in Section
6-3.
Low engine oil level
warning light stays ON Low engine oil Refill engine oil referring to “Engine
Oil and Oil Filter Replacement” in
Section 0B.
Wiring or grounding faulty Repair circuit.
Engine oil level switch faulty Check engine oil level switch refer-
ring to “Engine Oil Level Switch” in
Section 6E3.
Combination meter faulty Check combination meter circuit
referring to “Combination Meter” in
this section.
ECM faulty Check ECM referring to “Inspection
of ECM and Its Circuits” in Section
6-3.