Back to 2002 Infiniti QX4

2002 INFINITI QX4

3.3L V6RWDAUTOMATICgas
6 active safety recalls on this vehicle — view recalls
Repairs0Labor498Torque3650Fluid7DTC705Battery0Maintenance0Recalls6
P2402moderate severityPowertrain

EVAP Leak Detection Pump Control Circuit High

on 2002 Infiniti QX4 3.3L V6 · RWD

What this code means

High voltage on the EVAP leak detection pump circuit.

Symptoms

  • Check engine light

Common causes

  • Open ground circuit
  • Short to battery voltage
  • Failed pump

Diagnostic steps

  1. Check ground continuity
  2. Measure voltage with key off

Repair notes

Repair wiring or replace pump.

Other Powertrain codes on this vehicle

Building an app?
Free API access to all this data — 50 requests/day, no card required.
Get an API key →
Run a shop?
Manage repairs, estimates, and customers with ShopBase — $249/mo, all features included.
Try ShopBase →