Component Location
DTC Detecting Condition

Item

Detecting Condition

Possible Cause

DTC Strategy

● Comparison of HO2S switching time with calculated switching time

● Contact resistance in connectors

● Open or short circuit

● Malfunctioning HO2S

Enable Conditions

● Mass air flow <250 mg/stk

● No misfire detected

● Not transient condition

Threshold Value

● Sum of HO2S switching time 〉Calculated switching time

Diagnostic Time

● 80 lambda controller cycles

Schematic Diagram
note
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Signal Waveform
Яндекс.Метрика