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8C-2 INSTRUMENTATION/DRIVER INFORMATION
Speedometer and VSS Symptom Diagnosis
Condition
Speedometer shows
no operation or incor-
rect operation
Fuel Meter and Fuel Gauge Unit Symptom Diagnosis
Condition
Fuel meter shows no
operation
Engine Coolant Temperature (ECT) Gauge and ECT Sensor Symptom Diagno-
sis
Condition
Engine coolant tem-
perature meter shows
no operation or incor-
rect operation
Diagnosis
Possible Cause
Fuse blown
Wiring or grounding faulty
Vehicle speed sensor (VSS) faulty
Combination meter faulty
Vehicle speed sensor (VSS) signal rotor faulty
Possible Cause
Fuse blown
Wiring or grounding faulty
Fuel gauge unit faulty
Combination meter faulty
Possible Cause
Fuse blown
Wiring or grounding faulty
ECT sensor faulty
Combination meter faulty
Correction
Replace fuse to check for short.
Repair circuit.
Check vehicle speed sensor refer-
ring to "Vehicle speed sensor
(VSS) inspection" in Section 6.
Check combination meter circuit
referring to "Combination Meter
Circuit" in this section.
Check vehicle speed sensor refer-
ring to "Vehicle speed sensor
(VSS) inspection" in Section 6.
Correction
Replace fuse to check for short.
Repair circuit
Check fuel gauge unit referring to
"Fuel Level Sensor (Gauge Unit)
Inspection" in this section.
Check combination meter circuit
referring to "Fuel Gauge Inspec-
tion" in this section.
Correction
Replace fuse to check for short.
Repair circuit.
Check ECT sensor referring to
"Engine coolant temperature sen-
sor (ECT sensor) inspection" in
Section 6E1.
Check combination meter circuit
referring to "Engine Coolant Tem-
perature (ECT) Gauge Inspection"
in this section.
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