An OBD II vehicle has an illuminated MIL and a stored DTC for "Catalyst Efficiency Below Threshold" and both the pre- and post-catalyst oxygen sensor signals are fluctuating between 200 mV and 800 mV. What is the most likely cause?
What will be an ideal response?
Malfunctioning catalytic converter
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Most of the time, efflorescence cannot be removed with only water and a scrub brush.
Answer the following statement true (T) or false (F)
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The ____________________ fluorescent lamp, designed for instant starting, has only one terminal at each end.
Fill in the blank(s) with the appropriate word(s).
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Ammonium fixation would be expected to be greatest in soils containing a lot of ________
A) Rhizobium bacteria B) Frankia C) vermiculite D) iron oxides E) both C and D
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What is the standard height to install chair rails?
A) 30" B) 36" C) 32" D) 34"
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