· Engine
running for at least 40 s
Coolant temperature higher than 85° C / 185° F
· Throttle valve
aperture greater than 6.3 %
· Following
trouble codes not stored: 21, 22, 33, 34
· The fault is
recognized by the control unit if the oxygensensor voltage is in the range
350 to 550 mV for longer than 20 s (lead interruption, oxygen sensor
defective).
If trouble code 13 was recognized, the control unit takes
450 mV as replacement voltage (oxygen sensor control switched off).
Note:
If the oxygen sensor is wrapped in aluminium foil, remove
the foil. Then delete trouble code. If trouble code is set again, start
trouble - shooting.
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