DTC P1520: Intake Manifold Runner Control (IMRC) Circuit
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P1520 - INTAKE MANIFOLD RUNNER CONTROL (IMRC) CIRCUIT
| Description: | This DTC indicates a failure in the IMRC primary control circuit. | ||
| Possible Causes: |
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| Diagnostic Aids: | An intake manifold runner control monitor (IMRCM) PID reading near 1 volt or greater with an engine speed of at least 3, 000 RPM may indicate a fault. | ||
| Application | Key On Engine Off | Key On Engine Running | Continuous Memory |
| All | GO to HU: Intake Air Systems STEP HU14. | ||