In some cars, the gap between the brake pedal and the switch must also be Nov 15, 2019 · Brake Switch Problems. 2560 posts · Joined 2008. Power was limited (as expected, and the light went away after I stopped for gas and restarted the car). Mar 14, 2024 · 1995 E36 325i manual: the brake curcuit failure light on the OBC and the check engine light came on simulanously. if the ecu noticed, you need bmw or (INPA or NCS) to Dec 9, 2013 · Step on the brake pedal, key on RUN. Start with cleaning wheel sensors. Just found this on the old BAVauto site: low brake fluid (or a faulty brake fluid level sender) would turn on the BRAKE warning switch. I own an E46 that has the third brake light turned on nonstop even when I'm driving. Hard off (by brake) state is always "not active" regardkess of where the brake pedal is. you have to unscrew something (atleast in my car, and my car is pretty messed up from the first owner). Airbag light (need to scan the module to determine faults). 684 posts · Joined 2008. YAW Sensor Failure. #10 ·Jul 15, 2011. Without the handbrake on the light is amber. My e46 323 had the parking brake light, abs, and traction control light on which i diagnosed and fixed as the rear wheel speed sensor. ) the MAF can make the Cruise not work, and 2. Size the lug for a #6 or #8 screw. Aaronp88 Feb 24, 2008 · 305 posts · Joined 2006. patreon. 5 min DIY. Feb 12, 2016 · 3. Fuse 9 power comes X33-2 on the ignition switch connector which is only powered when the switch is turned to Acc, On or Start. the fuse is ok (i checked it) 3. habbyguy. Bimmerforums The Ultimate Bmw Forum. Thanks! Jun 8, 2015 · The culprit was the new master brake cylinder. so I ran into a brake light issue with my 325xi e46 the other day. Dec 1, 2020 · Maybe that's why somebody removed the light unit. Do you have any other lights on. 2002 BMW 330 E46: All wires needed were found on connector X60002 going into the DME (PCM) Click Here for: 60002 Location diagram. Nov 21, 2016 · As a last ditch effort, I ordered another new brake light switch. If not installed correctly, the switch will not operate and can even be damaged. #1 · Feb 5, 2021. Last edited by Rakshas; 03-23-2008 at 08:31 PM . This first part seems to be all I need to take car of my issue if I end up changing the LCM. Key position II (engine running and not running): Press brake pedal = all brake lights turn on; release pedal = all brake lights stay on. Sep 14, 2011 · 3 posts · Joined 2014. Apr 13, 2017 · If the fuse number 9 in the E46 go down, the brake light stay ON until the fuse is replaced. the connectors are also ok. Also, my taillights are OEM led. Tefal. A blown brake light fuse can also cause the brake lights to fail, so check the fuse box to make sure the fuse hasn’t blown. Tags brake lights e46 Oct 30, 2010 · Hey! I have a 1992 325i and recently i got a "check brake light Circuit " warning. F. 5E5B - DSC switch. The brake fluid level switch is incorporated into the tank on Bosch 5. Or you need someone to diagnose your abs and dsc controller because you may have a costly repair ahead. I followed a thread that showed how to by pass the ground coming from the car and wired it directly to the maze on the tail light housing. Dec 19, 2023 · The brake level switch is monitored by the DSC system. Apr 16, 2020 · Soon after this started, the driver side headlight went out. Not only does a diagram provide a visual representation of where each wire goes, but it also helps indicate when a malfunction could be causing a problem. The sensors are about $100 each. Apr 30, 2020 · If the replacement control module did not come with a hydraulic pump, detach the old module from the hydraulic pump and connect the replacement module to the pump. I have replaced both the brake light switch and the light control module but the problem persists. The previous owner’s explanation is that the original instrument cluster broke, so he put a replacement in. E46 General. Hi. You can remove the switch and check for signs of damage Mar 9, 2016 · I've replaced all the bulbs, checked the grounds, Ohmed the grounds out, grounded the tail lights, everything. Hold the resume button for 10 seconds, then press the acceleration for the cruise control for 2 seconds and then the light will go off. Turning off the car and restarting it clears it sometimes. Feb 24, 2008 · What I've learned is that the pre-2001 cars from BMW all have an Analog Light Control Module which which can be bypassed with some trick wiring jobshowever, the newer vehicles have a Digital LCM which cannot be bypassed so you have to go directly to an external source to trick the switch on the brake pedal into thinking that the brake pedal Apr 30, 2012 · JLFuego Discussion starter. If you want to do this by yourself, place the car where there is a ground level window behind the car, then step on the brake pedal and look in the mirror at the reflection in the window and see if the lights are on. Then, after 40 miles or so on the highway, when coming to a stop sign, the EML, DSC, and yellow BRAKE light all came on Sep 26, 2023 · Hello, my 2002, 525i has the familiar brake lights stuck on problem. #2 · Jun 12, 2020. Oct 24, 2008 · I have got a few theories why it does this. A degraded bulb filament has increased resistance vs new. . Replaced the CPS with OEM part and fixed the problem. Also remote fob is not working. Nov 11, 2021 · Please Help With Wiring Some Switches E46 Fanatics Forum. Avoid hard brake applications. All bulbs are functioning. Feb 27, 2013 · Brake, ABS and Traction Control Lights on. And it fixed the problem! ECS tuning sent me a dead switch, which led to me dumping about $100 into other parts trying to fix the problem. This is what they have on the website for 02 bmw 330 Install Notes: i need to figure out the right pins for the 04 325. No Fear 2002 E46 325i ZPP (2/02 build date) Alpine White exterior/Hell Beige interior 2004 E53 X5 3. just make sure you use heat shrink and tap the wire correctly with the new lead. The cruise control might get speed data from a different wheel sensor that the speedo. :thumbsup: Like. I'm in search of help for the problem I'm having. 0 ZSP (4/04 build date) Jet Black exterior/Sand Beige interior Jul 28, 2020 · Looking at schematics in Bentley's. not good. #6 · Oct 30, 2011 (Edited) According to official docs on E46 BMW braking systems, the on-dash BRAKE light can be red for two different reasons: low brake fluid in the deposit or parking brake being applied. May 10, 2015 · B. - Checked all fuses - all fine. As of this writing all related fuses and voltages have been tested along with new bulbs. Vehicle Electrical System Bmw E46 Sedan 47695. But you will NOT, I repeat, NOT have the ABS light on. 4 to change the VIN and mileage on an incoming LCM. When the pedal moves off of the switch, the plunger is released and this closes contacts that turn the lights on -- the Cruise is disabled at the same time. The yellow triangle means you could have a problem with the anti-lock braking system or traction control system. The BMW E46, first released in 1998, is especially well known Mar 12, 2009 · Splice on a short (6"-12") pigtail of wire. May 14, 2013 · Towing a car, especially on a flatbed truck, should not play any role on the symptoms you report. I have unplugged the xenon lights and it didn't change. It is programmable. Mine was intermittent like yours. The first step is to check the fluid level. Step 12: Reverse Steps 8 → 2. After the guy finished aligning the car, I drove about 2 or 3 miles and the car lost all power, like it had stalled and then the brake, ABS and Traction lights came on. Done so far: (no warning lights on, no other problems with lights on car) - Replace brake light switch by pedal. Why do the brake lights stay on? The E46 Light Control Module (LCM) is an intelligent module. ) 3. Aug 23, 2013 · In my case I had a stalling problem that was caused by a faulty crankshaft position sensor. Press on the brake then slide the switch forward then let off the brake, and you are done. No dash warning lights or Jul 8, 2022 · Brake Light Wiring Diagram Bmw E46. 8v this is ok because pin 4 is responsible for back brake lights . I have a very similar problem. I need to put a new socket on the wires that go to the reverse light switch on my m3 manual transmission but I am not sure about the wiring. randomly the brake lights work but sometimes they don't turn off. Jun 13, 2017 · First step, there actually three major types of DSC failure: Type 1: DSC fails but ABS still works (two yellow lights) You will know you have this because you will have the centre triangle light with the circle around lit AND the yellow brake warning light. #12 · May 8, 2012. ) it only causes the Cruise to not work if the brakes are applied first. Jul 7, 2020 · Master Cylinder Hydraulic Pressure Sensor Failure. You need to get that one diagnosed, if it is the ECU ( probably) you need to be aware that ECU is coded to the car. Most people that have these electrical gremlins find themselves tearing up electrical Jul 19, 2021 · The replacement of a brake light switch in a repair shop can cost from $55 to $115 (part and labor). Mar 30, 2010 · 10951 posts · Joined 2006. Understanding the ABS/ASC/DSC System. ABS (could be a wheel speed sensor, faulty ABS module, cracked tone ring, etc. Oct 3, 2006 · just had that same problem this morning someone broke pretty hard in front of me forcing me to press the brake pedal harder than usual, I felt the switch get pushed in when i broke hard and moments later the light indicating that the switch was messed up turned on, i got to work googled this thread and just moved the switch back in the correct placeand viola we are back to normal :thumbup: Aug 5, 2021 · Here's a guy demonstrating a 2 pronged approach. It is just two wires and I am pretty sure it is just a simple continuity switch, so it probably doesn't matter which wire goes to which terminal. If the brake lights don’t come on or work intermittently, there’s a good chance the brake light switch is faulty. Crimp a ring-type lug on the end of the wire. you need to view the whole length in the rubber. the indicator light lights when i press the button. My dad's 330i. Screw in the 3 x 10mm bolts using the 10mm spanner. I'll try taking pics of it, by tonight. Having a problem where the brake lights come on and dash lights stay on when key is removed. Had a long drive a few weeks ago when the EML light came on in my '05 M3. Aug 22, 2012 · If two brake lights are burned out, you'll get a "Brake Light s Failure" on the OBC. If all three are out, it's most likely wiring or the switch. Pic of my wires from in there. Build date 01/2001. Apr 4, 2009 · C. You will need to remove the lower panel to get access to it. How To Connect A Relay For Car Reverse Camera Installation Professional Blog Dvd Gps Head Units. #7 · May 29, 2014 (Edited) No obsession. Bim3Por911. 17 posts · Joined 2012. I replaced the OBC and same thing. Aug 20, 2021 · Brake switch failed: If brake switch has failed the symptom is the same as if fuse 9 has blown. Checked fuse box and all were good. I even swapped the ignition switch since the car showed other symptoms. I recently just changed my brake light switch about two months ago due to "brake light failure" warning. The yellow light comes on but only when the ambient temperature is above 70F. The pedal pushes the switch into the correct position and no further. #3 · Feb 24, 2008. It's the same for the brake light switch. Dec 13, 2019 · E39Hoon said: Make sure your brake fluid is above min. Apr 10, 2021 · I hope this post helps everyone trying to solve this weird brake lights problem. 3441 posts · Joined 2003. When car is started there are no problems. By design it is programmed to turn on the brake lights and leave them on if it detects a problem with the brake light circuit. Jun 7, 2017 · Instead it put the Control Code on the screen which includes the following: DSC Malfunction! Drive carefully. Use same or larger AWG as brown wire. When it’s acting up, your torque converter won’t lock up, your top may not go up or down, your brake light won’t light up and I think your cruise control won’t work either. Well it could be the abs speed sensors broken/dirty/faulty causing your traction & abs light to come on and your e-brake lever position switch faulty causing the brake light to come on. Before replacing the brake light switch, can you provide any info for the switch wiring. Your lights, speed sensor, abs pump, brake ECU. i tried to measure the voltage on the connector behind the fog light housing Jan 27, 2023 · Light Mode; We may earn a commission for products purchased through links on this page E46 Forums. You can see my finger pointing out the slot where it should be. The fault - "DSC pressure sensor test fault" appears when the pre-charge pump fails to pressurize the system during the brief DSC system test when the brake pedal is fully released. Have a e46 318. Brake light on tail lights work as intended. What a headache. Brake pressure sensor value vary by 4-5 bar; sensor 2 is consistently higher. I took my E46 in for an alignment today after changing out the left and right control arms on Sunday. Clean or replace the culprit sensor. 14 posts · Joined 2020. So, I put the old one back in. If you remove a few of the clips holding the loom in the trunk, you can get enough slack to undo the trunk and expose the wires. It comes out pretty easy, and you save yourself the hassle of bending the bracket back into the correct position. Drive safe! TLDR: get an OEM BMW brake light switch Jun 12, 2023 · You may have a brake light warning lamp illuminate in your instrument cluster, indicating a problem with the brake light circuit. When they make contact, they "close the switch", sending the signal to your computer that it's time to let the folks at BMW empty your wallet (again). Hello, Trying to wire brake switch module to a BMW E46 - 1998 318i (engine swap with 325 + MS43); In the "old" car there is no wire between pin 3 on the Brake Switch, and pin 28 on the X60004 on the ECU (it was with MS41) Jul 30, 2011 · The brake lights are on, even with the light switch on pos 1. 2. Bmw E46 Brake Light Switch Replacement 325i 2001 2005 325xi 325ci 2006 325ti 2004 Pelican Parts Technical Article. Consider to support my channel and all the hard work put into it at http://www. Check the fuse. I have a 2001 330i and it has the DSC light and yellow "brake" light on yellow. DBC Malfunction! Drive carefully. Bmw Relay Reversing Light K6325 X3 3 0d E83 Hubauer De. 5209 posts · Joined 2008. Remove the brake light switch. SMG problems can usually be traced back to either a faulty relay, hood sensor, or the pump. This is correct. May 28, 2019 · Brake pressure sensors read -1. Tail lights come straight from LCM. I have replaced the brake light switch at the pedal. Nov 5, 2008 · 5 posts · Joined 2008. R. Brake (could be the parking (not emergency) brake, low brake fluid, or another braking system fault). If the switch is bad, you'll get a "Brake Circuit Failure" on the OBC. Aug 28, 2009 · 1. 4. Fuse 9 to brake pedal switch to light switch module (the "LSZ") to brake lights to ground. #2 · Mar 30, 2010. One of the brake pressure sensor 2 offsets was not within parameter; 5. So you'd need to look at the wires in the elephant trunk. The car stalled while in motion and the DSC lights came on and stayed on. Oct 5, 2023 · Hello gentlemen. The part was cheap on amazon and took about 15 minutes to replace. Here are the things I've noticed while researching this issue. Use a self-tapping (sheet metal) screw and star washer to snugly attach the lug to the ground bus in the tail light assembly. . The BRAKE indicator might mean that the level of the brake fluid is low, if true then ABS and DSC would be disabled and the respective lights would be on. #1 · Nov 30, 2012. Sep 16, 2015 · All is well. This appears to happen randomly but mostly after driving for a variable amount of time. If the brakes are not applied, the MAF is still just as bad as it if the brakes are applied, yet the Cruise only does not work if the brakes are applied. I would like to check wire ID along with reference and signal voltages to and from the switch. The handbrake light then came on, so he put the original cluster back in to test and the light went out. I have to disconnect battery to stop it draining from the brake lights staying on. Have a helper look to see if the lights turn on. #2 · Apr 4, 2009. Brake Light Switch Problem E46 Fanatics Forum. Start-Off Assistance inactive. Mine idles sorta rough at startup sometimes too. Mar 8, 2014 · 317 posts · Joined 2011. 5E24 - Press Sensor. Bmw E30 Info. You press the brake and they light This part is listed by BMW as BMW part number 61316967601 (61 31 6 967 601) and is described as OEM Brake Light Switch for E46, E82, E88, E90, E91, E92, E93, E39, E60, E61, F07, F10, E63, E64, F06, F12, F13. 3v pin 3 is responsible for brake test on dme and auto transmission ecu to get info on brakes . 22bar. -__-At least it's fixed now. May 20, 2015 · i have one solution for this i don know exactly what is happening with brake swith but autodata says pin 4 on the b. That's a cheap and easy place to start. Mileage is around 30k. Pedal arm coming down to the right of my finger is the clutch pedal. I got into Mitchell on demand and traced the wiring and found that the Brake light switch goes to the LCM and the brake lights come from the LCM, no splices or anything from the LCM to the tail lights. Brake light switch on your brake pedal, they cost about ten snots, I have had more than one go. All E46 models are equipped with an Antilock Braking System (ABS). you are almost correct with the light situation for resetting it, however you missed one critical part. This is done in the purpose to let you know that you have a failure in the car and you must fix it to make the light go off. If your master cylinder and ABS module are easily accessible, carefully check all the wiring. I hooked up my Autel MaxiDAS and it shows DTC 27, DME Plausibility/Signal Brake Oct 13, 2020 · dkmi Discussion starter. A. If the fluid level drops below a specified level , the reed contacts open and the DSC responds by switching off the ASC/DSC functions. Wires break, rodents chew, etc. First using BMW Scan 1. Nov 30, 2012 · 4 posts · Joined 2012. the connector is easy to fix and a lead wire is $6. The next day, headlight and brake lights worked fine. Okay, DSC, BRAKE and ABS light light could be anything from a Wheel Speed Sensor to the Steering Angle Sensor, As it was previously mentioned, make sure to check the codes your E46 through off using a scanner tool that supports the DSC/ABS functions of our E46s. Feb 6, 2008 · I'm having a similar problem. swith you should get 9. 4. The circuit should be open - the sensor is one half of a "switch" and the brake pad is the other half. Oct 18, 2023 · 1. O2 sensor, DISA Valve, Vacuum lines, Misfires, and a brake switch problem. ) Those warning lights don't necessarily mean the brake lights. Jul 20, 2018 · The handbrake light is permanently on. I researched and thought a new accelerator pedal may be the fix. In many cars, there is a special procedure to remove and install the brake light switch. Seems to be pointing to the wiring or related electronics. my solution was to May 6, 2013 · The yellow DSC light comes on along with the yellow brake light (with a beep) - and stay there. Jan 27, 2009 · Remove the wheel and identify the wires running from the back of the hub to a disconnectable wiring harness (do not confuse this with the brake pad wear sensor, which is only located on the front left and rear right wheel). Dec 1, 2013 · Here is another picture showing no clutch switch. These codes appeared within a minute of her hitting the curb. Jun 12, 2020 · 12960 posts · Joined 2008. Also i just changed the shocks on my vehicle so i dont know if that may have any affect on he brakes lights or if there maybe a loose connection. Nov 12, 2015 · No. #13 · May 12, 2015. 03-23-2008, 08:16 PM #2. So no bulbs to change 2000 E39 525Tds (sold) 2003 E46 330Cd (sold) 1998 E36 316ia (sold) Mar 31, 2017 · If the fuse number 9 in the E46 go down, the brake light stay ON until the fuse is replaced. Feb 6, 2009 · The brake light switch is somewhere under the dash it seems. To understand how these can cause the trifecta lights you need to understand how the ABS ASC/DSC system works. Weird Brake Light Problem (not brake switch) 3978 Views 15 Replies 6 Participants Last post by Aaronp88, Dec 13, 2016 Jump to Latest A. 33 and 1. You have to remove the kick panel above the pedals and look for the switch. Yes it's weird, but it's how it works. The Service Engine Soon light means you have an emissions related code. May 27, 2011 · 303 posts · Joined 2010. ABS and DSC also work by knowing the speed of the tires, if an input from a tire is missing Dec 29, 2012 · Normally on by default and you need to hold the DSC button down fro three seconds to switch it off. No1 Sim: Jun 15, 2020 · I just re-read your first post and noticed the trouble code description. Bmw E46 325i 330i M3 Halo Led Angel Eye Ring Light Installation Guide Oct 30, 2011 · J. It helped on the other electrical issues, however the transmission light popped up again shortly after. So I replaced the brake light switch and that cleared the problem for a short while. doesn't seem to be a big deal. So, you can pull the protective boot on the parking brake lever off and eyeball the switch to see Aug 9, 2021 · 2003 E46 320i 2172cc M54 170 BHP SE 4 Door Saloon Summary so far : New 5A fuse #9 (original had not failed), new brake light switch (61316967601) and replaced LCM with used unit. Even though the fluid level might look OK, you might have a bad sensor. thanks to all the advice on e46fanatics, I found out that the tail light staying on all the time is a ground issue. For that matter even an old bulb can set that warning off by way of corroded contacts or age. Apparently the position of the piston seal inside the master cylinder at full idle would allow the pressure from the Mar 23, 2008 · Instead, depress the brake pedal, slide the red collar forwards, and depress the tabs holding the switch in place. E46 General brake lights staying on. Nov 28, 2010 · The DSC / Brake in yellow and ABS lights on indicates: The brake warning lamp comes on together with the yellow indicator lamps for ABS and ASC+T/DSC: The entire ABS, CBC, ASC+T/DSC and ADB/ADB-X/DBC control system has failed. Nov 7, 2008 · H. 42 for sensor 1 and 2, respectively, with no pressure on the brake. I've checked bulbs and wiring around the rear bulb harnesses. 3. both bulbs are ok (i've checked them) 5. - Replace all bulbs. Mar 8, 2018 · And the brake light switch is operated by the brake pedal and has no interface with DSC :dunno: The older I get, the faster I was. Clutch pedal state is always "active" regardless of where the pedal is. The handbrake light in the picture is red because the handbrake is on. 2) Brake and Pedal Postions not plausible. The LSZ is the module with the dash headlight switch. Apr 1, 2015 · Brake switch is either broken or it has fallen out of the holder that it lives in. elfer. get an old module from the junkyard, unplug car battery, swap out module, and hope the ecu doesn't know you swapped the module. jcourcoul. #15 · Jun 3, 2015. The light stays off all winter except when the DSC is activated. May 10, 2015 · 3607 posts · Joined 2008. Jul 23, 2010 · shanneba. Sep 18, 2014 · Doing research, I decided to replace the brake light switch as that seemed the most likely culprit. Reply. Once in position 2, tap the pedal and the brake lights stay oncontinuously. Now the brake lights are back stuck on but headlight still working. Nov 23, 2017 · Most likely, it is the brake light switch. Aug 20, 2020 · So we changed the brake light switch about 3 times so far, and it hasn't helped with my problem. Seatbelt light (could be an occupancy sensor or simply that you aren't buckled). I just purchased an '03 e46 Wagon and of course it had some problems. I have a Transmission Gear next to whatever gear I have selected, and the Cruise doesn't engage. To start with the brake lights turn on and off perfectly when the engine is not running, everything functions as it should until the engine is turned on, then the lights stick. #1 · Oct 13, 2020. It's possible, but extremely unlikely, that all three brake lights will burn out at the same time. Step 11: Connect the Mounting Bracket to the Replacement Module/Pump Unit. Readjusted correctly. check the plugs and look for burning or overheating/warping. The Ignition Switch is a commonly overlooked item when people experience electrical problems on our E46s like brake lights staying on, random dash lights on, no turn signals on cluster, etc. #1 · Nov 5, 2008. Jan 5, 2021 · Ever had the problem in your BMW where the rear light indicator does not go out. 5E20 pressure Sensor 1 electrical failure. A) the brake stop light switch is faulty (but tail lights a working ok) B) the slip ring behind the multi function steering wheel is faulty (even though all switches work on the steering wheel) C) the ECU is faulty. 25 posts · Joined 2007. I am going to try adjusting the handbrake this weekend, but I have a feeling it wont work. #5 · Jul 24, 2010. One of the most important components on any modern vehicle is the brake light wiring diagram. Mar 27, 2017 · I am having two problems understanding this, 1. cancell. freshman. Holding down the DSC button for 10 seconds or more will set a code (not the check engine light) You need to read the codes from the DSC system, not just the engine codes (As Advance Auto probably did) Try something like the AutoEnginuity software to check the other systems on the car. Poor Battery Voltage. Nov 10, 2014 · I HAD these codes of my Peake decoder: 1) Pedal Position Sensor 2. 300 posts · Joined 2010. #14 · Nov 12, 2008. Now I drove for about half an hour and again the brake curcuit failure and check engine light come on. #8 · Nov 3, 2014. the relay, i suppose, works; i hear the characteristic click when i press the button in absolute silence. Oct 16, 2022 · 98 06 Bmw 3 E46 Fuse Diagram. pin 3 should output 12v and this is the problem on pin 3 you get only 2. If the switch wasn't in the correct position the brake lights wouldn't be on at all rather "than stuck in the on position". Cruise control state is awlays "Not ready" regardless of any buttons I press. If none of the brake lights illuminate and the fuse is fine, the brake light switch is most likely the cause. Like. Even when there is nothing wrong? Here is how to fix it. Underneath the dash you can try to adjust the brake switch on the brake petal. Sep 16, 2016 · I read somewhere that someone blew on the level sensor and it fixed the lights. Use the procedure above. have bmw install and code a new brake module. It's an expensive item and requires programming. Another simultaneous issuemy left turn flashers are on with the stalk in the neutral position. Continue driving cautiously and defensively. If these lights are on by default may indicate dirty wheel speed sensors or faulty ones, a malfunctioning steering position sensor and so forth. Jul 18, 2020 · Please help! EML, DSC, and Brake light trouble. com/LMAutoRepairsThank youHiThis car came to me with a failing ignitio Oct 1, 2004 · Make the light go off. #4 · Feb 24, 2008. Feb 5, 2021 · 27 posts · Joined 2019. Cruise does not care that the brakes are worn out, but it does care that it might not know how fast the car is going. (I posted all the data screen shot down below: read post #7 and #11) Jul 15, 2019 · If the lamp comes on when the parking brake is not engaged, check the brake fluid level. They could be brake lights, reverse lights, plate lights or even a broken wire at the elephant trunk. With the switch adjusted properly, when I start the car, the brake lights will be off (as they should be), however, as soon as I depress the brake pedal, the brake lights stay on until I shut the car off, and May 29, 2016 · The brake switch is self adjusting. 0 and get the same message about the transducers. Jul 24, 2023 · However when I read the states on cruise control I saw 3 things: 1. Made sure it was adjusted right to make contact. Bmw 3 E30 Wiring Diagrams Car Electrical Diagram. You need to scan the engine computer (DME in BMWspeak) for codes. 1999 323i Key in position 1brake lights function normally. Dec 6, 2016 · E46. Aug 13, 2014 · Of those two, the speed sensor is the one that is most likely to have disabled the Cruise Control. I check the codes with BMW 1. 1. You push the pedal down, press the switch fully into its holder and raise the pedal. The Brake Fluid level is fine, I will double the function of the Brake Fluid Level switch. Now, I have an interesting problem. Is there anybody who can help or give me some advise on this. I've replaced the brake switch already. The LSZ has smarts in it, don't know what in relation to brake lights. When fuse 9 is blown the brake lights will stay on when the ignition switch is in positions Acc, On and Start. You can see to the left that I have the brake light switch but neither clutch switch. Mar 2, 2022 · Adjusting the brake switch seemed to solve my problem. I've replaced the switch 2 times and my brother has an e46 as well so i swapped his switch into my car and the same thing, but when i put my switches in his car they work perfectly fine so ive come to the conclusion its not the switch and the fuses aren't popped. 7 or is incorporated into the cap on Teves systems. The ABS is NOT on! I had the codes read with a snap-on scanner and it threw these codes (not fault codes) 5DF4 - sys volts < 9 volts. There is a little damage to the tire and the rim so you may be right. I installed one on Friday night and the car actually seemed to hesitate worse and stalled twice in just a 15 minute or so test drive. od yv qu qr xr ha nc tq wx df