Diagnostic Method
Judge as NG when the continuous time of meeting the malfunction criteria below becomes more than 5 seconds.
Judgment Value
MALFUNCTION CRITERIA AND THRESHOLD VALUE REFERENCE
| Malfunction Criteria | Threshold Value |
|---|---|
| Voltage | ≥ 10.9 V |
| Time of heater control duty at 70% or more | ≥ 30 seconds |
| Front oxygen (A/F) sensor impedance | ≥ 500 Ω |
Time Needed for Diagnosis: 5 seconds
Malfunction Indicator Light Illumination: Illuminates as soon as a malfunction occurs.