Erratic Idle Speed and Increased Accelerator Pedal Effort on Infiniti QX4

Carbon deposits on the throttle body may cause any of the following issues: Idle speed fluctuation, incorrect idle speed, difficulty accelerating way from a stop, and or increased accelerator pedal resistance. Our technicians tell us a revised throttle body and associated parts are available to resolve this issue.

RepairPal Verified
Average mileage: 175,148 (131,458–217,987)
Engine affected: 3.3L V6
3 model years affected: 1997, 1998, 1999
7 people reported this problem
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problem details
1997 Infiniti QX4 - 3.3L V6 131,458 mi,
I notice this when stopped the engine will race and I feel resistance on the brake .
1997 Infiniti QX4 - 3.3L V6 176,000 mi,
I was told by a mechanic cleaning off the throttle plate fixes the pedal 'sticking'.
1997 Infiniti QX4 - 3.3L V6 217,987 mi,
Put in park and rpm's would jump to 4000 When braking back tires skid