toyota Workshop Repair Guides

Toyota Workshop Service and Repair Manuals

Component Tests and General Diagnostics|Page 2962 > < Diagram Information and Instructions|Page 2959
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Oxygen Sensor: Component Tests and General Diagnostics

MAIN SENSOR INSPECTION

1. WARM UP ENGINE TO NORMAL OPERATING TEMPERATURE.

2. CONNECT THE POSITIVE (+) PROBE OF A VOLTMETER TO TERMINAL VF1 OF THE DATA LINK CONNECTOR 1 AND NEGATIVE

(-) PROBE TO TERMINAL E1. 

3. PERFORM THE TEST AS ILLUSTRATED IN THE CHART BELOW.

Component Tests and General Diagnostics|Page 2962 > < Diagram Information and Instructions|Page 2959