2009 Nissan 370Z — Repair Manual - Emission Control System (Section EC)

Posted on 24 May, 2015
Model: 2009 Nissan 370Z
Pages: 608


File size: 6 MB

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Manual Description
Rev engine (2,000 to 3,000 rpm) two or three times under no load, then run engine at idle speed for about 1 minute. Make sure that throttle valve moves during above 10 seconds by confirming the operating sound. Learning will be cancelled if any of the following conditions are missed for even a moment.

Rev up the engine two or three times and make sure that idle speed and ignition timing are within the specifications. Check that there is no sticking when shifting shift lever to the neutral position. Shift position indicator on combination meter blinks for 5 seconds when the leaning is complete.

Intake valve timing control solenoid (bank 1) valve (bank 1) harness connector valve (bank 2) harness connector 4. This maintains the mixture ratio within the range of stoichiometric (ideal air-fuel mixture). A Accordingly, the difference between the basic and theoretical mixture ratios is monitored in this system.


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