X 20 SE engine
only:
· Oxygen sensor
voltage lower than 90 mV
(Short circuit to ground)
· Condition must be
fulfilled for at least 2.5 s
Condition for approval of
fault storage:
The fault is stored and the
replacement value called up if the following conditions are fulfilled consecutively:
l.) Coolant temperature higher than 70 °C /
158 °F
2.) Condition 1.) fulfilled for 3 min
3.) Load signal greater than 2.5 ms
4.) After conditions 1.) to 3.) are fulfilled, waiting
period of 5.1 s elapsed
5.) Trouble codes 73 and 74 not recognized
Replacement values:
· 550 mV
(oxygen sensor control switched off)
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