Possible causes – Faulty air fuel ratio (A/F) sensor 1 heater Bank 2 – Air fuel ratio (A/F) harness is open or shorted– Air fuel ratio (A/F) circuit poor electrical connection When is the code detected? The A/F signal computed
Possible causes – Faulty air fuel ratio (A/F) sensor 1 heater Bank 2 – Air fuel ratio (A/F) harness is open or shorted– Air fuel ratio (A/F) circuit poor electrical connection When is the code detected? The A/F signal computed
Possible causes Harness or connectors (The A/F sensor 1 circuit is open or shorted.) Air fuel ratio (A/F) sensor 1 When is the code detected? The A/F signal computed by ECM from the A/F sensor 1 (Bank 2) signal is
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