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Content .. 1930 1931 1932 1933 ..
(e) Enter the following menus: Powertrain / Engine and ECT / Active Test / Control the Injection Volume for A/F Sensor. (f) Perform the Control the Injection Volume operation with the engine idling. HINT: INJECTION VOLUME STATUS VOLTAGE AFS Voltage B1S1 or AFS Voltage B2S1 (Air fuel ratio) +12.5% Rich Below 3.1 V -12.5% Lean Higher than 3.4 V O2S B1S2 or O2S B2S2 (Heated oxygen) +12.5% Rich Higher than 0.55 V -12.5% Lean Below 0.4 V Result STATUS OF AFS VOLTAGE B1S1 OR AFS VOLTAGE B2S1 STATUS OF O2S B1S2 OR O2S B2S2 AIR FUEL RATIO CONDITION AND AIR FUEL RATIO AND HEATED OXYGEN SENSOR CONDITION SUSPECTED TROUBLE AREA PROCEED TO Lean/Rich Lean/Rich Normal Three-way catalytic converter Gas leaks from exhaust system A Lean Lean/Rich Air fuel ratio sensor malfunction Air fuel ratio sensor B Rich Lean/Rich Air fuel ratio sensor malfunction Air fuel ratio sensor B Lean/Rich Lean Heated oxygen sensor malfunction Heated oxygen sensor Gas leaks from exhaust system C Lean/Rich Rich Heated oxygen sensor malfunction Heated oxygen sensor Gas leaks from exhaust system C Lean Lean Actual air fuel ratio lean Extremely rich or lean actual air fuel ratio Gas leaks from exhaust system D 3UR-FE ENGINE CONTROL SYSTEM: SFI SYSTEM: P0420,P0430;... |