volkswagen Workshop Repair Guides

Volkswagen Workshop Service and Repair Manuals

Air Injection Pump Relay|Testing and Inspection > < Oxygen Sensor Relay|Description and Operation|Page 284
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Air Injection Pump Relay: Description and Operation

PURPOSE

The purpose of the Air Injection Pump Relay is to control the high current draw of the Electric Air Injection Pump motor. The relay also controls
power to the Air Control Solenoid.

OPERATION

The Air Injection Pump Relay is controlled by the ECM.

Air Injection Pump Relay|Testing and Inspection > < Oxygen Sensor Relay|Description and Operation|Page 284