The fuse is under the back seat near the pump unit. 7.5amp I think. If you pull the 25amp fuse, you’ll need to reset the system!!! If the fuse does not do it, take a picture of the unit and mark and number all the lines going to the unit. Open the Unit and see if the motor is burnt. (won’t turn) Look into the back of the motor with a light. Mercedes-Benz SLK320 2001 CIRCUIT PROTECTION DEVICES LOCATION. Component. Location. Battery Fuse Box. On right side of engine compartment, forward of battery. Fuse & Relay Box. In left rear corner of engine compartment. See Fig. 1 . Illumination Control Module Fuses. May 23, 2013. #17. SLK R170 2003 Alarm. merc300e said: If your slk alarm goes off in the middle of the night it is likely to be the back-up rechargeable battery located within the alarm unit ( not in the central locking pump ). Reason for this is the battery voltage drops in the cold just like a 12v car battery does. Hook up this connector to the head unit. Replace the head unit in the dash. Step 6: Go back to the trunk and hook up the fiber-optic and power connectors the CD-Changer unit. Cut a small notch in the access panel lidfor the wires to come out of, and replace the lid. Step 7: Secure the changer into place. 2001 slk320 R170 fUSE AND RELAY BOX IS LEFT OF ENGINE. UNDER THE COVER SEE ALL THE FUSES. UNDER THE NEXT COVER ARE TWO RELAYS. ONE FOR WIPERS, ONE FOR START LOCK OUT. WHICH SIDE IS THE STARTER LOCK OUT RELAY LOCATED? Mechanic's Assistant: Are you fixing your Relay yourself? What have you tried so far? CHECKED ALL FUSES, RE SOLDERED K40 & OTHER Check one of the fuses in the bonnet. There is most likely an electrical contact problem. You will need a fuse wire replacement. 1998 Mercedes-Benz SLK. first thing I would try, disconnect the battery to the car for a minute, then reconnect it. that may correct your problem. 2003 Mercedes-Benz SLK-Class. The wiring diagrams are here if you want to look for the power source for the relay: Wiring diagrams for SLK320/230, Fuse locations for SLK320 Also, folk will be asking where your new K40 came from. Anyway, the indicator relay on the post-2001 facelift model is at the back end of the fuse box located on the drivers side (rhd cars) - you have to remove the inner fuse box lid (two screws at the front end) so see the relays. The indicator relay (part number 002-542-21-19) is on the left hand side when viewed from in front of the car. 09/17/22-Car would not start again (the car would start occasionally) so i took everything apart starting from the fuse box, traced the red and yellow wire from the #35 fuse, through the firewall in to the dash where it goes above the steering wheel and down past the key, it actually 90's where the footwell airvent is located, and there was 2 small cuts from it being rubbed againt the vent frame. WQtNg.

mercedes slk 230 fuse box location