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Volvo
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1998
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V70 Base, Standard
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Repair and Diagnosis
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Engine Performance
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System
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Engine Controls - Tests W/O Codes
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Symptoms
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Poor DRIVEABILITY
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Excessive HC & NOx
July 1:
So it begins
. Don't worry, this is not in the correct legal jurisdiction!
Excessive HC & NOx
Check for gasoline in oil.
Check for leaky fuel injectors.
Check for faulty oxygen sensor.
Check ignition and sensor wires for proper connection.
Check engine speed sensor.
Check throttle switch and connector.
Check intake system.