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Nissan Quest Problems

Coolant Leak From Plug Behind Timing Cover on Nissan Quest

Problem Description and Possible Solution

A coolant leak may develop from a plug on the front of the rear cylinder head, behind the timing cover.

(11 people reported this problem)

Nissan Quest Vehicles With This Problem

RepairPal Verified
Average mileage: 138,583 (40,000–250,000)
Engines affected: 3.0L V6, 3.5L V6
8 model years affected: 1995, 1996, 1997, 1998, more2000, 2004, 2005, 2007
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Viewing 1-8 of 8 comments
My quest has a gas smerll coming in the vents, the first thing in the mprning. It also won^t start. The lights. radio all the rest works, The right side sliding door, slides shits by it self smashed a fingere twice. the magnect latch went through her finger. I have a coollant leak.also..
Leaking plug I need to know how to access it behind the timing cover without taking everything off
When I drive the nissan for a long distant and when I come to my destination the car makes a sound like the radiator fan just turns on and has to cool off the radiator even when the radiator has coolant in it. There are no leaks in the radiator or plastic container to put the coolant & water.