volvo Workshop Repair Guides

Volvo Workshop Service and Repair Manuals

Fuel Pressure Regulator > < Suppressor Relay <--> [Fuel Injector Relay]|Locations|Page 6553
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Reading: approx. 12 volts 

a. If reading is 12 volts, relay is working correctly.
b. If reading is different, replace and retest with new suppressor relay.

16.

Disconnect the test equipment. Remove the #1 fuse and reconnect the ECU and all other connectors, install the kick panel and glove compartment.
Ensure that the rubber seal in the ECU connector is installed before it is connected to the unit. 

17.

Reinstall the #1 fuse.

 

Fuel Pressure Regulator > < Suppressor Relay <--> [Fuel Injector Relay]|Locations|Page 6553