E5: Check For O2 Sensor Failure

With the conditions held as E4, suddenly accelerate to approximately 2500 rpm.

- Has the voltage risen to between 600mV and 1 volt?
Yes
GO to E7 E7: Heated O2 Sensor Short Circuit to Ground
No
Renew 02 sensor; reconnect plug(s)
GO to E6 E6: Stop