Work step 11: Diagnostic oxygen sensor control system

Engine running at 1800 to 2200 RPM

System in Basic Setting Q
Input display group number XXX

Indicated on display:

Press buttons -0-, -3- and -7- to select "display group number 037" and press -Q- button to confirm input.

System in Basic Setting 37 "
1 2 3 4

Indicated on display:

Check specified value in display field 4.

	Display fields
	1	2	3	4
Display group 037: Oxygen sensor control system
Display	xx.x %	x.xxx V	x.x ms	---
Indicated	Load	Voltage of oxygen sensors behind catalytic converter	Dwell time of oxygen sensor before catalytic converter, Bank 1	Diagnostic condition
Functional range	0 to 175 %	0.000 to 1.000 V	---	Test OFF Test ON System OK System not OK
Specified value	12% to 30%	0.100 to 0.900 V	-1200 ms to 1200 ms	System OK
Notes				If "System not OK" is displayed, check DTC memory. Refer to Engine should run at idle .

If specified value "Syst. OK" is obtained:

Press -C- button.