Workshop Repair Manuals

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volvo Workshop Repair Guides


V70R AWD L5-2.3L Turbo VIN 52 B5234T6 (1998)

Powertrain Management > Emission Control Systems > Air Injection > Air Injection Pump > Component Information > Service and Repair > Page 3767

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Relay Ground

If the pump not work check that the wiring between the relay and the pump are intact and that 12 V and ground are at the connector.
If there is no current in the connector and the Volvo Scan Tool (ST) does not give a diagnostic trouble code (DTC) the relay is defective and should
be changed.
If the pump does not work and there is both current and ground the pump is defective and should be replaced.

Replacing 

Remove 

-

battery and battery shelf

-

air hose to engine

Disconnect the airpump intake pipe from the pump.
Raise the car.

Remove front splashguard if this has not already been done 

Powertrain Management > Emission Control Systems > Air Injection > Air Injection Pump > Component Information > Service and Repair > Page 3767

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