20 Most Recent 2000 Volvo S40 - Page 6 Questions & Answers

That would be spelled solenoid. They are inside the transmission and it requires some involved work. Shop around for estimates.

get the haynes manual online

if its closed and wont re open you can use a flathead screwdriver to get it open but beware it could get stuck in closed position you need a new motor latch or it could need a bit of WD40

rust on the small push in pin switches remove and clean them.

check the pin switches for rust in your car door frame and the trunk/boot small push in switches.

change the centrol locking relay.

call a near by dealer and the can help or stop by one

check for power to the switch but as this vehicle was sold without front fogs then check with the local vehicle inspection garage thats its ok to fit them as it may not be on the paperwork for the vehicle and it could fail the test ,well this is spain home of the paperwork wannabies

This sounds more like a damaged wire shorting out against the frame than a sending unit. My old Volkswagen did the same thing, and with it, the wire from the tank had become corroded with road salt. This may very well be your problem as well, and if so, a simple wire replacement can solve your problem!

Pull the DTCs (error codes) from the system via a scan tool and post them here - this is usually related to failing sensors or connectors on the transaxle.

The car's computer might have entered into a "Limp Mode". The computer probably detected an abnormal condition dangerous for the engine/transmission and protects it from damge but allowing you to reach home or a service shop. The computer should be scanned for OBDII codes for trouble diagnose. Hope this helps.

fuel filter or fuel pump

The control knob is faulty..the dash must be removed to access the control switch and knobs..This is a moderately complcated repair,and somethng alway breaks,as there are plastic snaps on the dash that pop in and out,but once done will rattle forever..a couple screws hold in th dimming switch and a wire plugs into it,un plug,and snap in new unit..word...these can be as much as $100..or more a cheap mini light mouted aimed at the gages can be easier,plugged into cig lighter,and wire concealed in dash contour..and the come in cool colors Good luck