DTC P1505 &/Or DTC P1507: Notes

Code Definition

DTC P1505: Idle Air Control Valve Opening Coil Signal Low Input
DTC P1507: Idle Air Control Valve Closing Coil Signal Low Input

NOTE: Before performing any DIAGNOSTIC TEST, refer toWARNINGS, CAUTIONS and NOTES in DIAGNOSTIC TESTS .

NOTE: Testing individual components does not isolate shorts or opens. Perform all voltage tests using a Digital Volt-Ohmmeter Meter (DVOM) with a minimum 10-megohm input impedance, unless stated otherwise in test procedure. Use ohmmeter to isolate wiring harness shorts or opens.