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2012 ACURA ZDX

3.7L V6FWDAUTOMATICgas
8 active safety recalls on this vehicle — view recalls
Repairs0Labor469Torque3654Fluid6DTC917Battery0Maintenance0Recalls8
P1519moderate severityPowertrain

Idle Air Control Valve Circuit Failure

on 2012 Acura ZDX 3.7L V6 · FWD

What this code means

Additional fault condition in the IAC valve circuit.

Symptoms

  • CEL
  • Unstable idle
  • Stalling
  • Speed too high or low

Common causes

  • Faulty IAC valve
  • Wiring issues
  • Connector problems
  • Vacuum leak

Diagnostic steps

  1. Test IAC valve
  2. Inspect wiring
  3. Check connector
  4. Check for vacuum leaks

Repair notes

Replace IAC valve or repair wiring.

Other Powertrain codes on this vehicle

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