DTC P0450: Evaporative Emission System Pressure Sensor/Switch
WARNING: This page is about a different variant/trim than selected.
P0450 - EVAPORATIVE EMISSION SYSTEM PRESSURE SENSOR/SWITCH
| Description: | The powertrain control module (PCM) monitors the evaporative emission (EVAP) system natural vacuum leak detection (NVLD) module vacuum switch input signal to the PCM. The test fails when the signal input is not responding as expected. | ||
| Possible Causes: |
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| Diagnostic Aids: | Monitor the EVAP_SWITCH PID for a change in state to verify NVLD module operation. | ||
| Application | Key On Engine Off | Key On Engine Running | Continuous Memory |
| All | GO to PINPOINT TEST HZ . | ||