With GST
WARNING: This page is about a different variant/trim than selected.
- Start engine and warm it up to normal operating temperature.
- Set voltmeter probes between ECM terminal 91 [HO2S1(B1) signal] or 92 [HO2S1(B2) signal] and ground.
- Check one of the following with engine speed held at 2, 000 RPM constant under no load.
- The maximum voltage is over 0.6V at least one time.
- The minimum voltage is over 0.1 Vat least one time.
- If NG, go to "DIAGNOSTIC PROCEDURE ".