Mazdaspeed6 L4-2.3L Turbo (2006)
Leak Detection Pump: Testing and Inspection
EVAPORATIVE EMISSION (EVAP) SYSTEM LEAK DETECTION PUMP INSPECTION
Airflow Inspection
NOTE: Perform the following test only when directed.
1. Disconnect the negative battery cable.
2. Remove the EVAP system leak detection pump.
3. Blow air into port A and verify that there is airflow from port B.
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If not as specified, replace the EVAP system leak detection pump.
4. Blow air into port B and verify that there is airflow from port A.
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If not as specified, replace the EVAP system leak detection pump.
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If as specified, perform the following "Resistance Inspection".
Resistance Inspection
NOTE: Perform the following procedure only when directed.
1. Disconnect the negative battery cable.
2. Inspect resistance of the EVAP system leak detection pump.
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If not as specified, replace the EVAP system leak detection pump.
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If as specified, carry out the "Circuit Open/Short Inspection".
Circuit Open/Short Inspection
1. Disconnect the PCM connector.