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GD(H4SO)-22 Diagnostic Trouble Code (DTC) Detecting Criteria GENERAL DESCRIPTION 5. DIAGNOSTIC METHOD • Abnormality Judgement Judge as NG when Low side or High side becomes NG. Time Needed for Diagnosis: • Normality Judgement Judge as OK and clear the NG when both Low side and High side become OK. Time Needed for Diagnosis: Judgement Value Malfunction Criteria Threshold Value Low Engine speed < 2500 rpm Throttle position t 12 ° Output voltage < 1.63 V Engine load > 0.6 g/rev (0.02 oz/rev) High Engine speed 600 rpm — 900 rpm Throttle position < 2.44 ° Output voltage t 3.4 V Engine load < 0.4 g/rev (0.01 oz/rev) Judgement Value Malfunction Criteria Threshold Value Low Engine speed < 2500 rpm Throttle position t 12 ° Output voltage t 1.63 V Engine load > 0.6 g/rev (0.02 oz/rev) High Engine speed 600 rpm — 900 rpm Throttle position < 2.44 ° Output voltage < 3.4 V Engine load < 0.4 g/rev (0.01 oz/rev) |