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1984 Nissan Truck Repair Question


Topics covered: Blue smoke, Body, Electrical connector.
Mileage: 260,000 miles.

Asked on December 2, 2012

Nissan Truck Blue smoke Problem

When I start the truck it runs rough until it warms up in 3-4 minutes and then it runs perfectly fine. It blows blue smoke out the tail pipe until it warms up. Why does it start rough?
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Answer

Replied on December 2, 2012

I would check the Idle Aitr Control Valve, IACV. It is located aon the intake manifold near the throttle body and has and electrical connector.

Tiny Answered by DrCranknWrench (expert)
3,292 answers provided