Volvo Vacuum Pump Wiring

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Volvo vacuum pump wiring. I m not familiar with volvo s but i assume the vacuum switch is either installed on the booster or it s inline with a vacuum hose. This is a better option than installing a vacuum. In this video i show you how to install an electric vacuum pump for better brakes if you have a big cam. Connect female terminal connector to relay terminal 5 and the female bullet nose connector to the pump motor black side.
The new pump starts to run the minute the key is inserted and will run constant. I showed how to install a volvo vacuum pump same instructions for a cadillac vacuum pump. As stated the pump should definitely not run at all times so if it s running more than a few seconds at start up there is a problem with your wiring your vacuum sensor or a vacuum leak in the hoses that lead from the pump to the brake booster or brake booster to inlet manifold. In this video i show how to install a leeds electric vacuum pump for better brakes if you are running a turbo a big cam or a supercharger.
I d check the wiring make sure it s not an intermittent short to power after the switch. V70 automobile pdf manual download. If that checks out put a vacuum gauge on the switch supply and check for leak down and check the source vacuum as well. Make sure to crimp down.
Including 2 minutes after the vehicle is shut off. View and download volvo v70 wiring diagram online. 2006 s40 volvo replaced the brake vacuum pump because it continued to run after the car had been shut off. C30 automobile pdf manual download.
Now install vacuum switch clip connector onto the end of a length of wire.