Diagnostic Information And Procedures; Engine Coolant Temperature (Ect) Meter - Suzuki SX4 Service Manual

Speedometer and VSS Symptom Diagnosis
Condition
Speedometer shows no
operation or incorrect
operation
Tachometer Symptom Diagnosis
Condition
Tachometer shows no
operation or incorrect
operation
Engine Coolant Temperature (ECT) Meter Symptom Diagnosis
Condition
Engine coolant
temperature (ECT) meter
shows no operation or
incorrect operation
Fuel Meter Symptom Diagnosis
Condition
Fuel meter shows no
operation or incorrect
operation

Diagnostic Information and Procedures

Possible cause
Circuit fuse blown
Front wheel speed sensor or sensor
encoder faulty (M/T model)
Output shaft speed sensor (VSS) faulty
(A/T model)
Wiring or grounding faulty
Combination meter faulty
TCM faulty (A/T model)
ECM faulty
Possible cause
Circuit fuse blown
Wiring or grounding faulty
Combination meter faulty
ECM faulty
Possible cause
Circuit fuse blown
ECT sensor faulty
Wiring or grounding faulty
Combination meter faulty
ECM faulty
Possible cause
Circuit fuse blown
Fuel level sensor faulty
Wiring or grounding faulty
Combination meter faulty
ECM faulty
Instrumentation / Driver Info. / Horn:
Correction / Reference Item
Replace fuse and check for short circuit.
Check front wheel speed sensor or sensor
encoder referring to "Front and Rear Wheel
Speed Sensor On-Vehicle Inspection in
Section 4E" or "Front Wheel Speed Sensor
Encoder On-Vehicle Inspection in Section 4E".
Check output shaft speed sensor (VSS)
referring to "Output Shaft Speed Sensor (VSS)
Inspection in Section 5A"
Repair circuit.
Replace combination meter.
Check input and output signal of TCM referring
to "Inspection of TCM and Its Circuits in
Section 5A"
Replace after making sure that none of above
parts is faulty.
Correction / Reference Item
Replace fuse and check for short circuit.
Repair circuit.
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 ECT sensor referring to "Engine
Coolant Temperature (ECT) Sensor Inspection
in Section 1C".
Repair circuit.
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 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.
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