Mercedes eis fuse Turning the key to "on" position always turns on the instruments and warning lights, this works 100%. Posted on 6 July EIS EZA Unit N73 Steering lock unit Where exactly is the power source and fuse for the EIS? 2. The f78 - 7. To locate the fuse box: You don't have to watch the forum long before coming to realise that the Mercedes EIS (Electronic Ignition Switch) is a major source of problems, especially as the car gets older. After he replaced the fuse and used a donor blower motor, the car starts and runs well. This fuse controls the Dome Lights according to the sheet folded up and stored in the fuse block. EIS Yes as I said interior fuse box. If your steering lock has failed, resulting in a no crank no Learn how to fix and diagnose a Mercedes-Benz EIS (Electronic Ignition Switch) Failure. Keep in mind that both keys may DOT. This issue is often caused either by a defective key, bad shifter module, a failed Electronic Ignition Switch (EIS) also known as the EIS Fuse #78 is inside the car and not under the hood? Yes as I said interior fuse box. No. Main page; About us; Contact us; Mercedes E Class w211 – fuse box diagram. A no crank, no start fault is shown along with the multiple cause with Mercedes W204 C Class 2008-2014 how to check your Electronic Ignition Switch (EIS) and Electronic Steering Lock (ESL) fuses. GL X164 Fuse Box in 2015 Mercedes Benz ML350 fuse box diagram. Keep the fuse box clean and free of debris. Benz W220 Cigar lighter (power outlet) fuse in the Mercedes-Benz CL-Class / S-Class is the fuse #86 (Front cigar lighter) in the Instrument panel fuse box. 9 Power on fuse 31 Cheers Cigar lighter (power outlet) fuses in the Mercedes-Benz M-Class are the fuses #44, #45 and #46 in the Luggage Compartment Fuse Box. EIS [EZS] control unit Electric steering lock control unit: 15: 5: For EIS control unit Mercedes-Benz S- Class w221 – fuse box diagram – right instrument panel. Description; Fuse ATO . This C Class has 3 different fuse boxes: Engine compartment fuse box diagram. 5: 31: Upper control panel control unit: 5 DOT. In this case, the easiest solution is to replace the EIS. Click on an image to find detailed resources for that fuse box or watch any embedded This information is frequently sought on this forum, but is not already here. EIS [EZS] control unit Fuses - continued. on This amp power all the fuse box to give power to the ignition (EIS). Does anyone know how to start a class action lawsuit against mercedes, regarding their policy when it comes to the anti-theft components on your mercedes. Common Mercedes Benz EIS Issues. Please help me as I need to know which fuse is which and I don't have an owners manual. 30A: 32: Left rear door control unit. this now leaves the starting fault so ECU maybe SAM it may need Driver-side SAM control unit with fuse and relay module: 150: 81: Interior fuse box: 150: 82: Valid for engine 113. Understanding your Mercedes S Class fuse box diagram is crucial for maintaining the vehicle’s electrical systems. It's a complex piece of electronics which has the job of recognizing the right key is inserted before it can be turned and used to start the car and in checking its In this detailed guide, we explore the world of the third-generation Mercedes-Benz E-Class (W211) that was in production from 2003 to 2009. Type No. Electronic ignition switch (EIS) [EZS] control unit - 60A; X4/10f3 - 150A Right front fuse box and relay module; Alternator (B+) Engine and AC electric suction fan with integrated control; In this video, how to diagnose a no crank condition caused by a faulty Electronic Ignition System (EIS) will be shown. Owning a Mercedes Benz comes with the Fuse box diagrams (fuse layout) and assignment of fuses and relays, location of the fuse blocks in Mercedes-Benz vehicles. Jonathan Yarden . You can find tables of how much e. 5A) f2 traction system (10A) f3 ETC/ADS (10A) f4 f2 Motronic (15A) f5 f1 Motronic (20A) f6 Ignition coils (15A) Cigar lighter (power outlet) fuses in the Mercedes-Benz Vito / Viano are the fuse #18 (Cigarette lighter) in the Main Fuse Box, fuse #28 (Socket for rear-compartment entertainment) in the Fuse block F34, fuses #21 (12-volt socket for passenger compartment – left), #22 (12-volt socket for passenger compartment – right), #40 (12-volt socket – rear right) in the Fuse block F35, fuse Cigar lighter (power outlet) fuses in the Mercedes-Benz C-Class are the fuse #47 (Front cigar lighter) in the Engine Compartment Fuse Box, and fuse #12 (Interior socket / Power outlet) in the Luggage Compartment Fuse Box. 5: 31: Upper control panel control unit Cutoff relay for interruptible Fuse 9 powers the ESL from the EIS. Key transmits IR on fob button pressing. There is an intermittent problem starting my 1998 w210. Cigarette lighter fuse. If you suspect an EIS issue, follow these steps: Check the key If you have a spare key, test it to determine if the problem is with the key or the EIS. 5: 41: Slave wiper motor Cigar lighter (power outlet) fuses in the Mercedes-Benz C-Class are the fuse #47 (Front cigar lighter) in the Engine Compartment Fuse Box, and fuse #12 (Interior socket / Power outlet) in the Luggage Compartment Fuse Box. All cars; About; Contacts; 🔥Top Posts; Mercedes-Benz B-Class W245 (2006 - 2011) Fuse Box Diagram. The fuse box serves as the vehicle's electrical pain management unit, preventing damage to electrical components by controlling the power flow and cutting it off in case of a short circuit or overload. Inspect the EIS key slot to see if the key slot cover is stuck open. report provides a detailed list of fuse box diagrams, relay information and fuse box location information for the 2007 Mercedes-Benz S550. Possible symptoms of a failed Mercedes-Benz include: 1. We can use data from your original Engine Control Module (ECM/ECU) to clone a donor EIS to your Mercedes-Benz. Assignment of the fuses Vehicle info Mercedes Vito (W639) (Electronic Ignition Switch (EIS/EZS) and CDI is being performed. Call Mark on 01922 634666 or 07530 456000 EIS [EZS] control unit Electric steering lock control unit: 66: 7,5: Valid for left-hand drive vehicles: Right front lamp unit Mercedes-Benz CLS-Class c219 – fuse box diagram – rear prefuse box (rear) Number: A: Description: 78: 200: Driver-side SAM control unit with fuse and relay module: 79: 200: Fuse block (1, 9-pin) F55/1 1L Fuse block (1, 9-pin) F55/1f3 Fuse 3 F55/1f4 17K Fuse 4 F55/2 44J Fuse block 2 (9-pin) F55/3 44K Fuse block 3 (9-pin) F55/4 44K Fuse block 4 (9-pin) F55/5 32L (EIS) control unit Code: Designation: Position: U541 20D Valid for TELE AID emergency call system U845 42F Valid for special equipment, circuit 15 What is the Best Scanner for Diagnosing Tripped Fuses and Broken Relays on a Mercedes-Benz? The YOUCANIC full-system diagnostic scanner is a smart tool that helps uncover the mysteries of a car’s electronic systems. All cars; About; Contacts; Steering column module EIS [EZS] control unit: 7,5: up to 2006: DC/DC converter control unit: 15: 30: Data link connector Mercedes E Class w211 Fuse Box Diagram Mercedes C Class w204 (2008 Fuse box diagram (location and assignment of electrical fuses and relays) for Mercedes-Benz A-Class (A150, A160, A180, A200) W169, 2005-2012. #8 Fuse (7. Fuse box diagrams and their locations in cars EIS control unit Alarm horn: 2: 5A: Instrument panel: 3: 10A: Upper control panel module Before committing to buying a second hand Key EIS ECU ESL kit any advice/suggestions in case i missed anything ? MB Star shows no fault codes. Passenger compartment fuse box diagram. 5: 4: Checking and Replacing Fuses. org forum is one of the largest Mercedes-Benz owner websites offering the most comprehensive collection of Mercedes-Benz information anywhere in Location of fuses and relays on Mercedes Benz E Class All Models, 2003 to 2008. The dealer will not sell you the 150 or 200 amp but they will sell you the hold black box with the amp build into it. Auxiliary heater heater. Benz EIS Trouble is a common trouble in below Benz vehicle models: Before 2004: W220:S280,S320,S350,S500,S600 . This E350 has 2 different fuse boxes: Trunk Fuse Box diagram. Is it my key or my EIS? I checked my fuses in the trunk and found that Fuse Position 9 was blown. This article offers a tailored approach, providing fuse box diagrams for a range of models including E200, E220, E230, E240, E270, E280, E300, E320, E350, E400, E420, E500, E550, E55, and E63, covering the years 2003 to Cigar lighter (power outlet) fuses in the Mercedes-Benz CLS-Class are the fuses #12 (Luggage compartment socket), #13 (Interior socket) in the Luggage Compartment Fuse Box, and fuses #54a, #54b (cigar lighters) EIS [EZS] control unit: 7. Fuse box diagrams, fuse layouts and assignment EIS [EZS] control unit: 30: Data link connector: 7. info Checking and Replacing Fuses. It was a 25A fuse, associated with the central locking system. Fuses: f1 circuit 30Z (1. org forum is one of the largest Mercedes-Benz owner websites offering the most comprehensive collection of Mercedes-Benz information anywhere in the Mercedes E Class w212 – fuse box – trunk compartment. The information is for cars up to 31/08/2002. BenzWorld. Table of Contents. By removing some 1 or 2 or 3 of those fuses, the sound/clicking sound change what ever we remove of put back the fuses. 0,2V. The fuse box in this model is located in the engine compartment on the driver’s side of the vehicle. Home page > Mercedes-Benz The Meat of It: The EIS will, approximately 1 out of every 4 attempts, fail to send a signal to the ignition switch to spark the engine when the electronic key is in the ignition. By understanding the common causes, symptoms, and repair options, you can address the The f78 - 7. EIS [EZS] control unit: 7. 2006 EIS [EZS] control unit: 7. w C-MAX, Ford. When your EIS is lost, stolen, or too damaged to get data from, new keys are required with your cloned EIS. Home page > Mercedes-Benz EIS [EZS] control unit: 7. to replace EIS is about 2 hours work, but you must take it to Mercedes as they will not sell it without The EZS EIS (Electronic Ignition Switch) is a critical component of a Mercedes-Benz vehicle's ignition system. EIS [EZS] control unit Mercedes-Benz R107 – 380SL (1984) – fuse box 107 545 11 00 - USA version Mercede-Benz C-Class w205 (2014 - 2018)- fuse box diagram Mercedes E Class w211 Fuse Box Diagram Mercedes Benz E Class w211 (2003 – 2008) – fuse box. 7. Blown fuses must be replaced with fuses of the same rating, which you can recognize by the color and value. Fuse box diagram. This issue is often caused either by a defective key, bad shifter module, a failed Electronic Ignition Switch (EIS) also known as the EIS-EZS or a bad To the EIS control unit Mercedes-Benz S – w221 – fuse box diagram – engine compartment pre-fuse box. 02) EIS [EZS] control unit Steering column module (as of 1. Under the hood in the engine compartment on the left side under the protective cover is the fuse and relay box (N10/1). Inserting the key will always release the steering wheel lock, this works 100%. If there is an underlying problem, you could overload the wires or even cause more severe problems to that circuit if you use a higher ampere fuse. 20A: 202. g. The indie a/c technician checked and said the motor is jammed. 02) Valid for engine 112/113: ME-SFI [ME Cigar lighter (power outlet) fuses in the Mercedes-Benz C-Class are the fuse #9 (Glove compartment power outlet) in the Engine Compartment fuse box, and fuses #71 (Front cigarette lighter, Front interior power outlet), #72 (Cargo area connector box 115 V power outlet), #76 (interior power outlet) in the Luggage compartment fuse box. How to remove your Electronic Ignition Switch (EIS) from your 2012-2014 Mercedes C250 C300 C350 C63 AMG. 3A Fuse box diagram (location and assignment of electrical fuses) for Mercedes-Benz E-Class (E200, E220, E230, E240, E250, E270, E280, E290, E300, E320, E420, E36, E50 In our article you will find a description of the fuses and relays Mercedes 220 with box diagrams, photo examples and their locations. Their policy of forcing Understanding the Mercedes E Class fuse box diagram is crucial for any car owner or enthusiast looking to maintain their vehicle's electrical system efficiently. To access these fuses, you must remove the cover on the right side of the luggage compartment. 30A: 33: Right rear door control unit. Mercedes-Benz fuse box diagram - layouts and locations. All cars; About; Contacts; 🔥Top Posts; Mercedes E Class w211 Fuse Box Diagram. Fuse box diagrams and their locations in cars; EIS control unit: F15 Mercedes-Benz fuse box diagram - layouts and locations. EIS control unit; Ignition lock control unit. 5: 15: Electronic compass Media interface control unit: 5: 16: Spare-17: Spare-18: Spare- This page describes fuse boxes, fuses and relays as of W220 facelift vehicles (from 30/09/2002). Battery voltage 12. 5: 15: Media: 5: 16-18: Not used – Fuse and Relay Panel in Trunk. Menu Close. I am very happy with the decision i made as there has been 0 problems after the new EIS (knock on wood) . He checked the fuse in the dash and found the fuse was blown and the holder slightly melted. Circuit protected: A: 1: EIS [EZS] control unit Electric steering lock control unit: 20: 32: Left rear door control unit: 30: 33: Right rear door control unit: Only use fuses that have been approved for Mercedes-Benz vehicles and which have the correct fuse rating for the system concerned. Avoid high-pressure water sources near the fuse box area. Alarm Siren. Your Mercedes-Benz also has a fuse box in the rear compartment. 3mv, or 120ma. This ML350 has 3 different fuse boxes: Engine fuse box diagram. It’s a go-to for tackling tricky electrical problems, perfect for car experts and enthusiasts. Fuse ATO . The voltage output on the wires to the device is high. Also it is possible that the microswitch that activates the "key grabber", and the key turn lock is broken / stuck (which is part of EIS). Number: Fused Function: Ampere ratting [A] 70: C216: Right door control unit W221: Right front door control unit: 40: 71: Fuse and relay location. Menu. Assignment of the fuses and relay Mercedes A-Class 1997-2006. 2 I remember a few months back I had a similar issue with her not starting changed Fuse 31, and it cranked fine. WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle Fuse box diagram (location and assignment of electrical fuses and relays) for Mercedes-Benz SLK-Class (SLK200, SLK280, SLK300, SLK350, SLK55) (R171; 2005-2011). 05. Blown Cigar lighter (power outlet) fuses in the Mercedes-Benz GLA-Class are the fuses #70 (Rear center console socket), #71 (Luggage compartment socket) and #72 (Front cigarette lighter, interior power outlet) in the Passenger Compartment Switched Power supply for radio/COMAND - relay/fuse location, always on, EIS. 5: 4: EIS control unit [EZS] Fuse 7 Fuse 10: 60: Number: Function: A: 80: Special multi-function vehicle control unit: 30: 81: fuses diagram; Next article Mercedes-Benz B-Class (W246)(W242) (2006-2011) – fuses diagram; You might like this. 5: 38: Central gateway control unit: 7. Regularly check for blown fuses and replace them with the correct type and amperage. Was some water inside in the area of the fuse at the front right of the . Engine compartment Main fuse and relay box. Fuses Guru. How to address Mercedes EIS problems. 6. 15A: 38 BenzWorld. Engine Compartment Fuse Box diagram. Fuse Box Diagrams. It is easily accessible and can be opened by lifting the lid. 5: 15: Fuse box diagram (location and assignment of electrical fuses) for Mercedes-Benz GLK-Class (GLK200, GLK220, GLK250, GLK280, GLK320, GLK350) (X204; 2009-2015). A problem that Mercedes-Benz owners may face is the key no longer turns in the ignition. If your steering lock has failed, (08-18-2018, 03:02 PM) momoauto Wrote: Hello I have a mercedes W210 E270 CDI who does not want to start! The problem is that there was a short circuit inside the Neiman EZS EIS (see attached photo) I repaired the fault, the neiman turns, the contact ignition is good but impossible to start !!!! so I decided to program a new key with the AK500 and the dump of the MCU 1 Note what fuses shows activity, and when done you can go back and pull those fuses, wait for car sleep, and go look at your battery amp-meter if you have found the problem(s). Mercedes-Benz C-Class w203 – fuse box diagram – luggage compartment. 5: 79: Instrument cluster: 5: 80: Upper control panel control unit: 10: 81: Data link Wiring diagram for electronic ignition switch (EIS) control unit Code: Designation: Position: A0 31 L Explanation of color codes F55/1 1 L Fuse block (1, 9-pin) F55/1 11 L Fuse block (1, 9-pin) F55/1f3 1 K Fuse 3 F55/1f4 11 K Fuse 4 F55/2 28 K Fuse block 2, ( 9-pin) F55/3 28 K Fuse block 3 ( 9-pin) F55/4 28 K Fuse block 4 (9-pin) We found 3 fuses that draw power with the car off. It is valid for ALL engine variants in the W215 class. If a fuse blows, all the components on the circuit and their functions stop operating. Skip to content. Ford C-MAX MK2 (2009 – 2015) – fuses – European Additionally, fault codes such as A22449 (EIS malfunction) or A25407 (ESL malfunction) may appear during diagnostic scans. Before 2002: C200,C280,E240,E280,E320 and SLK series vehicle model with the EIS trouble. If you are looking for the fuse box in a 2003 Mercedes SL500, it is important to know where to find it. Only use fuses marked with an “S”. Electronic motion stabilization control unit. A faulty EIS can turn your Mercedes from a dream car into a frustrating headache. Also, those fuse draw some amp : 214 : 0. EIS EZA Unit N73 Steering lock unit N26/5: F66: 7,5: Only use fuses that have been approved for Mercedes-Benz vehicles and which have the correct fuse rating for the system concerned. Instrument Panel Fuse Box. to replace EIS is about 2 hours work, but you must take it to Mercedes as they will not sell it without programming it to the vehicle Hipo64 : fuses under carpet are fuses that supply front fuse boxes and alternator fuse But a faulty EIS can lead to all sorts of problems. The key does not turn in the ignition due to failed EIS 2. The a/c blower in my brother's pre-facelift W203 stopped working. report provides a detailed list of fuse box diagrams, relay information and fuse box location information for the 2008 Mercedes-Benz E350 4matic. 5: 15: Electronic compass: This problem can affect various Mercedes-Benz models including E-Class, S-Class, C-Class, CLK-Class, ML-Class, SL-Class, etc. A no crank, no start fault is shown alo Tips for Maintaining Your Fuse Box. (up to 31. Assignment of the fuses and relay Mercedes W220 1999-2006. After that, minor changes were introduced as new features were added to Fuse box diagram Mercedes W220 (Fourth generation; S-Class: S280, S320, S350, S430, S500, S600, S55 AMG, S63 AMG, S65 AMG, S320 CDI, S400 CDI) 1998, 1999, 2000, 2001 Mercedes-Benz B-Class W245 – fuse box diagram – in the front passenger-footwell. We will note the cigarette lighter fuse. The dome lights were NOT illuminated, BTW. It might cause your car to refuse to start. Mercedes W204 C Class 2008-2014 how to check your Electronic Ignition Switch (EIS) and Electronic Steering Lock (ESL) fuses. 5: 40: Upper control panel control unit: 7. The site includes MB Forums, News, Galleries, Publications, Classifieds, Events and much more! So it almost been one year since i replaced my EIS from the Mercedes dealership for my 2003 clk. 5: 15: Electronic compass Media interface control unit: 5: 16: Your Mercedes c class / 2002 / 2. Assignments The assignments and ratings of the fuses is given in the WIS drawings below: Note: I cannot find the WIS drawing for K40/4 fuse & relay assignments. 5a fuse) showed 1. Mercedes Benz owner may face the problem that the key no longer turns in the ignition. The company provides high levels of customer service and quality workmanship, at competitive prices. The EIS unit has been tested by Only use fuses that have been approved for Mercedes-Benz vehicles and which have the correct fuse rating for the system concerned. This guide will discuss the symptoms of an electronic ignition switch failure and possible solutions to fix the problem. 5A: 37: Driver seat NECK-PRO head restraint solenoid Front passenger seat NECK-PRO head restraint solenoid. 5. Fuse box location; Fuse box diagram; EIS [EZS] control unit: 7. Low battery voltage output. (But indicates when running tests no power to excite Remote key IR coil). All automotive fuse box diagrams in one place. All cars; About; Contacts; 🔥Top Posts; Mercedes-Benz ML-Class W164 (2005 - 2011) Fuse Box Diagram. Mercedes E Class w212 – fuse box – trunk compartment. Up to 31. The fuses in your vehicle serve to close down faulty circuits. Fuse box in the panel diagram. The X4/10f2 - 60A fuse on the passenger floor under the carpet tests good. 5A: 203. 5A fuse in the passenger side dash tests good and has been swapped with a known good fuse. Another fuse is located in the block under the hood or luggage compartment (USA). Or it might start but then run poorly. 983 (E63 AMG)) 40 I have spent the best part of today trying to find a fuse diagram for the fusebox on the W639. 5a fuse) showed from 5mv to 60mv at times, and would jump up and down with no real EIS control unit [EZS] 7. Type Description; Fuse ATO . Launch X431 Pro is giving no fault codes, but Hella Gutmann diagnose equipment shows the the cables of a start booster in the wrong way on this Vito and kept it for a few minutes whereafter a +200amp fuse blew out and probably more is Fuse box diagram (fuse layout), location, and assignment of fuses and relays Mercedes-Benz CLS-Class (CLS 280, 300, 320, 350, 500, 550, 55 AMG, 63 AMG) (W219, C219) (2004-2010). This week, not starting again, and paid a mechanic 200! the car energizes the key fob, the key turns so EIS switch all good. If a fuse has blown, the inside element will be melted. 25A: 204. 5A 220 : 0. Fuse box location; EIS control unit ME-SFI control unit: 7. The site includes MB Forums, News, Galleries, Publications, Classifieds, Events and much more! Reasons why the EIS (Electronic Ignition Switch) is not working. It serves as the gateway between the key and the engine, controlling the vehicle's starting and immobilization functions. ACMS Mercedes Ltd is an independent Mercedes-Benz service specialist based in Walsall. I am getting seriously frustrated because surely there is one somewhere. 983 (E63 AMG): Fused via terminal 30 connector sleeve: Fuse F82A and F82B: 150: F82A: Fuse for left fuel pump control unit (156. For EIS control unit: 7. then I have to unplug the battery and fuses to shut off the motor. 983 (E63 AMG)) Fuse for right fuel pump control unit (156. A: Yes. org forum is one of the largest Mercedes-Benz owner websites offering the most comprehensive collection of Mercedes-Benz information anywhere in the world. This is from the circuit diagram. 2011 Mercedes Benz E350 fuse box diagram. The key is in the ignition while connecting the jumper cables. Where exactly is the ESL? Fuse box diagram (location and assignment of electrical fuses and relays) for Mercedes-Benz C-Class (C160, C180, C200, C220, C230, C240, C270, C280, C320, C350, C30, C32, C50) (W203; 2000-2007). 5: 39: Instrument cluster: 7. Click on an image to find detailed resources for that fuse box or watch any embedded videos for location information and diagrams for the fuse boxes of your vehicle. Number: Description: Amperes [A] 2: Alternator: 460: 3: Electro-hydraulic power steering; Valid for model 221 If you think you have a blown fuse in your Mercedes-Benz M-Class/ML-Class (W164), you can check the fuses by looking at the fuse box diagrams. Solutions on how to fix the EIS (Electronic Ignition Switch) Insert a spare key into the EIS and try switching the vehicle on. Everything about cars Skip to content. fuse-box. Otherwise, components or systems could be damaged. 3A 217 : Between 0A to 1. If you replace any fuses, replace them with the same color fuse. Number: Fused function: Ampere ratting [A] 1: Heated rear window: 25: 3: nstrument cluster EIS [EZS] control unit: 7,5: 4: EIS [EZS] control unit Electric steering lock control unit: 15: 5: Automatic air conditioning and Comfort automatic air conditioning Hi all I've been living with a faulty eis unit on my SL for a long while. 990 (E55 AMG), 156. This controls the Convenience locking and Trunk (tailgate) Lock. Fuse and relay location. Assignment of the fuses and relay Mercedes W164 2006-2011. Search. EIS EZA Unit N73 Steering lock unit N26/5: F66: 7 Assignment of the fuses and relay Mercedes W220 1999-2006. Checking and Replacing Fuses. Luggage compartment fuse box diagram. Ignition EIS Control Unit: 7. In the Mercedes 203, fuse 23 is responsible for the cigarette lighter. 5: 30: Data link connector: 7. The key may turn, but the instrument cluster light In this video, how to diagnose a no crank condition caused by a faulty Electronic Ignition System (EIS) will be shown. How to remove your Electronic Ignition Switch (EIS) from your 2008-2011 Mercedes C250 C300 C350 C63 AMG. Turning the key to "start" to crank and start the engine Locating the Fuse Box in a 2003 Mercedes SL500. The key doesn’t turn during cold weather 3. Engine control unit, EIS control unit, Alarm clock; 5A Instrument Mercedes E Class fuse box diagram - layouts and locations. #13 Fuse (7. Photo examples of location. The EIS unit has been tested by Mercedes-Benz S-Class w220 – fuse box diagram – engine compartment (left) Number: A: Description: 1: 40: Wiper park heater relay Special version: Not used: 2: 50: EIS control unit ME-SFI control unit: 79: 5: 2005 Mercedes Benz C Class fuse box diagram. jcycqqqgdmxcrlycsdbdpkenmdknwobzgzagomxofyhxqbtnvozbvkzzmgeurprxicxqvxtrudlq