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.
Problems for specific Nissan Xterra years:
Car problem reports
Problem with your car? See what our experts say or submit your own.
Repairpal verified 2001 Nissan Xterra problems
The coolant outlet on the front of the lower intake manifold may develop a coolant leak.