The fuel injectors can fail and cause drivability problems. Often there is no Check Engine light and the failures can be caused by corrosion of the connector, clogging beyond the point of cleaning, and/or internal failures.
Car Problem Reports
Nissan Quest Fuel Injectors May Fail and Cause Drivability Concerns
Nissan Quest Problem
Engines Affected: 3.0L V6, 3.3L V6
Average Mileage: 162,829 mi (94,000 mi - 250,000 mi)
Visitor, 2000 Nissan Quest, 3.3L V6, 135,000 mi
start van and it runs rough, white smoke from the exhaust, feels like its almost going to lose power, took it to repair shop and they said fuel injector plug. also head gasket leak. just replaced timing belt for 450. and now 823. for this repair.just bought the van used in may
Visitor, 2001 Nissan Quest, 3.3L V6, 94,000 mi
rough idle heavy skipping engine light blinks then stay on second set of injectors and 3 more need to be replaced.
Visitor, 1997 Nissan Quest, 3.0L V6
97 nissian quest white smoke coming out of tail pipe also fuel i found out i had a short to ground
Visitor, 1993 Nissan Quest, 3.0L V6, 227,234 mi
it broke down and after replacing the fuel pump,new fuel filter somehow a friend of mine got it to spit gas out of the injector and a bunch of black gritty gunk with it. Now when i drive it it spits and sputters almost like a clogged converter.It has broke again doing the same as it did the first time..just rediculous
Visitor, 1998 Nissan Quest, 3.0L V6, 117,000 mi
misfire on #3 cylinder new injector
Had to replace all six injectors,both front windows failed to work had to replace both motors, check engine light constantly comes off and on, replaced one set of rotors, and replaced one set of cv joints .