scion Workshop Repair Guides

Scion Workshop Service and Repair Manuals

Oxygen Sensor > < Malfunction Indicator Lamp|Testing and Inspection|Page 2661
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(a) Disconnect the ECM connector.
(b) Disconnect the combination meter connector.
(c) Measure the resistance according to the value(s) in the table below.

Standard resistance (Check for open):

(d) Reconnect the ECM connector.
(e) Reconnect the combination meter connector.

NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- REPLACE COMBINATION METER

Oxygen Sensor > < Malfunction Indicator Lamp|Testing and Inspection|Page 2661