Description from Carly was "Engine Cooling: coolant pump shutdown due to blockage". All I'm doing is pointing out where. This is the only code. When a fault is detected by the system the Electronic Control Unit (ECU) records the code corresponding to the defect in the ECU's memory until either: MOTRONIC 'PEDAL' FAULT CODES (CARB). 1 - 4 of 4 Posts. g. : 0161)Amber engine light 2018 3. P0190. RECOMMEND THERMOSTAT AS WELL. This followed a 270 mile trip to London in Eco mode which may or may not be a coincidence. All BMW fault codes and their meaning, BMW fault codes list and their descriptions. i had the bmw dealer fix the transmission - no reverse, it was a solenoid which im 95% sure they did the. Reading as a series of five letters and numbers, the DTC allows you to home in on the system that is not functioning properly. BMW Fault Codes DTC - X3 E34, E39, E46, E39, X5 E53, E60, E65, E70, E83 E90, X6, F10, F20 and others B2AAA Incorrect trouble code reading format. I've not managed to. 1) Fault: Reducing agent, active temperature sensor- Code: 004D32 2) X5 35d CEL P205b Decided to try to repair active tank with a repair kit for VW Touareg 7L6198970B. P3000 through P3499. 25 liters. It adjusts the timing of the intake and exhaust valves based on driving conditions, ensuring optimal. Had 3 warning lights indicating ABS/DSC internal sensor fault 5DF5. P1441 BMW Leakage Diagnostic Pump Control Open Circuit; P1441 BUICK EVAP System Flow During Non-Purge Condition;Fuel Pressure Low. Save. BMW P 321 E Atmospheric pressure sensor – incorrect maximum pressure value. STAY IN TOUCH. Terminal 30 Fault is used for control units operating in the driver’s absence. 10814. Save Share. Chances are the 02 sensor is fine and reading the oxygen level that is actually present. DDE FAULT CODE: 28DE00 -EXHAUST GAS PRESSURE SENSOR BEFORE TURBINE, PLAUSIBILITY MODEL SITUATION After performing repairs where the engine harness was disconnected and reconnected at the differential pressure and the exhaust pressure sensor, the following fault is then stored in the DDE:Does anyone have a link to BMW specific fault code definitions? Has anyone experienced any of these and does it seem like the ATC 700 is shot? Any help or insight would be greatly appreciated. Defect Code: 1253018100 Labor Operation: Labor Allowance:. With the car on, it does mean much. The meaning of fault code P0500. Then hit the starter button while holding that grip closed gently and see that helps it start and idle. And here for some info. EGR was replaced 3 years back at 55000+ - Answered by a verified BMW Mechanic. 481A DPF -Bank 1. Join Date: Oct 2016. In reading this forum it seems this is related to the VANOS solenoid. 0d 258hp 195. 5 : for engine idling. jock771 said: 255b00 bmw fault code 255b00 pos control, too far closed, pos deviation. Here are the codes: Boost pressure operating range: Pressure too low. timing chain and guide replaced. P1137 O2 Sensor Heater Circuit Signal Intermittant (Bank 1 Sensor 2) P1138 O2 Sensor Heater Circuit Low Voltage (Bank 1 Sensor 2) P1139 O2 Sensor Heater Circuit High Voltage (Bank 1 Sensor 2) P1140 Mass or Volume Air Flow Circuit Range/Performance Problem. The engine codes used to be quite simple - M10 for four cylinder, M20 for small six cylinder, and M30 for the Big Six. This is an older thread, you may not receive a response, and could be reviving an old thread. Appreciate 1 chowser51 1944. I've recently got the Carly app and when I first run the diagnostic test these are the results - It was showing 3. Since I posted the original questions I have spent a lot of time researching for a good BMW specific OBD2 scanner. Of course I barely made it home from the dealer. My car is a 2014 328d and out of warranty. 5E38 is Rotation rate sensor. BMW Code Database DME M1. Ever since I bought it (used), it has been giving a camshaft position sensor exhaust side code (p0369). 2F8A in the N55 fault codes list is described as: voltage is present at the. This is on a new egr my old one was partially seized can any one help. Quote 06-08-2021, 11:54 AM #10: Stephen0011. 2): invalid signal. This is a listing of OBDII generic and enhanced BMW trouble code definitions for the model year 2012. 2. The pipework to the exhaust pressure sensor is clear as is the sensor. I googled the problem with the amber lights, as well, and I see. I'm new here, but I've acquired an Autophix 7910 from Amazon for my 2017 BMW 328d. 6/10 P0174. Location: Leeds. Two more specific codes were 29D1 (Combustion Misfires in Cylinder 5) and 2C7C (Oxygen sensor 2 after catalytic converter). However, an AUC sensor should have nothing to do with your acceleration problem. 373 Comments. There was a warranty extension for this particulate sensor on some previous BMW engines. When this code is triggered, it indicates an issue with the fuel mixture in one of the engine’s cylinders. Shortly after purchasing my used E90 the check engine light came on for codes 2A00, 2AAC, 2DED and 2ADA. Not sure, maybe the control unit is defective. iTrader: ( 0) Amber engine light 2018 3. It's SI B12-10-09 and I have attached it below: SI B 12 10 09 Engine Electrical Systems February 2009 Technical Service. N54: P10ED: 29F1:With so many moving parts, there are countless fault codes that tell you what needs attention on your BMW. 6. U0129 BMW. #10 · Jan 15, 2012. These are stored in response to a problem found in the car by the system. . As many of you mention, Carly is one of the top choices. Location: Iowa. 86% red, 72. 0x120408 charge pressure control: shutdown due to reaction. 2. Fault code 290A00 Air system, air to EGR air mass flow plausibility: measured air mass compared to calculated air mass too high and high charging pressure control deviation is related to the Problem with air intake into combustion engine through air filter. If you're unsure where to find code information, we highly recommend you just use the search feature instead to get help!9242 posts · Joined 2013. It doesnt work. Exhaust gas pressure sensor before turbine faulty (in conjunction with the fault codes 27B900 and/or 4C83 and/or 28DE00 and/or 4990). It indicates engine emissions idle control system malfunction. Jump to Photos. Posts: 33. I took the car on the highway and drove it at higher rpms (around 3,000 rpm) for about ten minutes or so . System Too Lean (Bank 2) Learn More Fixes. The PM sensor has come. Boost pressure sensor, electrical: Short circuit to ground. One thing that people need to keep in mind is that you need the Carly adapter plus the Carly Pro app which costs about $60. You can get Bim. 1. In summary: It's the NOx (nitrogen oxide) sensor. U0xxx – Generic. Last year was replaced the egr valve, egr cooler, dpf was cleaned, lambda sensor changed, intake manifold flaps changed and cleaned. Appreciate 1 chowser51 1944. The below table includes all past and current. BMW. Forums for Local BMW Car Clubs. A DPF regeneration must be executed via ISTA/D. The next time it drives just fine. So recently I started to notice an intermittent fault on my GS that appears for a second and. Of course I barely made it home from the dealer. 2. Fault Code: 005E4E Fault Explanation:Check DSC sensor offset. All the glow plugs were replaced about 6 months ago as part of a larger piece of work (i'll save that for another thread - timing chain snapped). A quick google suggests that the code refers to a problem with the rear right wheel speed sensor. The BMW fault code 29DD typically indicates that there are issues with either the solenoid valves, the vacuum lines, or both systems entirely. BMW 3-Series (E90 E92) Forum > BMW E90/E92/E93 3-series General Forums > Regional Forums > UK > UK Technical Forum > Fault Codes explained? Google Search Search ForumsFault code: INFO 780022 Nvm e integrity failed Fault code: INFO 780024 Canif e stopped Fault code: INFO 780034 Message (vehicle condition 0x3a0) is missing Fault code: INFO 78005D Linif e response Fault code: INFO 780066 Controller: HW system reset Fault code: INFO 420006 Reset Fault code: INFO 420300 Signal (relative timing counter,. That being said I have been testing on Ista on the brake vacuum leakage test. SI B11 13 14 Engine August 2014 Technical ServiceOn a diesel it does not respond to accelerator pedal it’s open when running most of the time but does close when egr operates and also when switching engine off to air smooth shut down. I looked for this DC/DC converter everywhere in the car where it. Fault Code (hex) Fault Code (dez) BMW Fault Code Description VS-Text: Fault description: DTC (Diagnostic Trouble Code) DTC Description: 0x2710: 10000: Throttle valve, function: jammed permanently: The diagnostic function checks the throttle valve's control signal for excessively high figures that would indicate that the throttle. Put scanner on, came back with the following codes: DME/DDE - 27A9 EGS - 5200 DSC - 5E1A KOMBI - A559 MOSTGW - E18F From my research, it. Drives: BMW E90 33?i | 90 Integra B20. Diagnostic trouble codes (DTCs) BMW code P-code Fault type and function Signal type and range Explanation 1 Ignition coil cyl. Procedure Vehicle test: Tagging BMW fault codes with status of malfunction indicator lamp (ABL-G ES-AF9999_DTC_KENNZ_MIL) top 08-Feb-22 11:40:06 AM, 2/12. . A complete list of BMW engine fault codes, BMW ABS fault codes, BMW Airbag fault codes. 94% green and 0% blue. Code 1B5202 Fault Description Diagnosis monitors the voltage supply line of terminals 15 N_1 and KL87_1 for open circuit and short to ground. After running ISTA/P, the EPS module was supposedly encoded correctly, and. BMW code 2A00; If this is your. 1:. Table a. 20; Added ECU variant label for easy identification of non-DME fault codes; 1. iTrader: Quote: Originally Posted by Billfitz. info CarPlay. ), then we suggest. - Code: BMW 2C39 - Fault: Misfire detection cylinder 2 in 4 Firing order / Misfire detection cylinder 2 in 4. TCU 296 SOS Deactivated, Check Phone; TCU 297 BMW Assist Deactivated; TCU 298 BMW Assist Not Possible; TCU 299 SOS Call System Failure; TCU 300 BMW Assist Deactivated, Check SIM. (names seem to follow the traditional M code logic above, regardless of year) S14. Getting a diagnostic service from BMW costs ~$180 each time you need a fault code read. . 2. 6. Or: Defect Code: 1362900100 F10 F15 F25 F3x N47T N57 T (US) diesel particulate sensor According to this site the solution is to replace the DPF. P2700 through P2799. Rep. The format now in use traces back to the mid-1980s. Press "Display Fault Memory" button in Lower-Right corner of screen; 7) A LIST of ALL Modules with Fault Codes saved in Fault Memory appears; select/ click on ANY Fault code that mentions CAS Module (such as A3B2) and click "Calculate Test Plan" button in Lower-Right of screen; 8) ISTA SHOULD provide a "Flow Chart" type of series. Dismiss or wait for all warning and failure messages to disappear. 07-11-2022 4:41pm #1. 27 - Plausibility, signal, brake-light switch/brake-light test switch. Niveaurregel, inaktiv - a malfunction in the system of adjusting the clearance (clearance). Hello! At 117K miles, have recently been getting codes 452A and 4D32 with a CEL that won't go away. Here is a list of codes: Fault Report - BMWhat - Version: 13. P2500 through P2599. A month ago I got the inspection light pop up and the battery light. This twisting chafes the wires near the A/C lines (1). Please advise. Did the vanos solenoid clean procedure with air and brake cleaner (as before) and since this was all inlet side, I swapped the solenoid positions to see if the codes moved to the exhaust/outlet side. Location: Toronto. Prior to. 7 Series E65/E66. I got a check engine light last week and after scanning the code it was 2BB300. Manufacturers also define. Covered under the terms of the BMW New Vehicle/SAV Limited Warranty or the BMW Certified Pre-Owned Program. I have used ISTA+ and trying to figure out if it is my starter or control unit that need to be replaced. In simple terms, the 2AAF code is a specific DTC that relates to fuel pressure problems within BMW vehicles. CB - Fuel trim bank 2 control limit. I have been struggling with code 2A70 for few months now. 930712 Brake Light Switch: Switch Sticks Or Internal Hardware Fault. BMW 3-Series and 4-Series Forum (F30 / F32) | F30POST > Technical Forums > N47 and N57 Turbodiesel Engine / Drivetrain / Exhaust Modifications > bmw 328d, 280F00 Nitrogen oxide sensor errors There are SEPARATE Fault Codes for issues with each of those components, and YOUR current fault code is "2A13". . Any one have this code? 2015 m4. 2BBA00 -Particulate sensor, plausibility 2B9E00 -Particulate sensor, diagnosis feedback: Refrigerant circuit, electrical defect 2F9500 -Particulate sensor, diagnosis feedback: Measuring electrode, regeneration incomplete BMW Fault Code Lookup. BMW Garage: BMW Meets: Register: Today's Posts: Search:. not sure if the following helped . Thanks for the replies. 2A61 Relay, ignition and injection system, supply voltage' fuel injection: LIne disconnection. Note that ISTA/P will automatically reprogram and code all programmable control modules that do not have the latest software. If the clutches clamp too tightly on big turns, the stress goes on to the next weakest thing. Code 1215. Hi I'm Daniel and assisting you today on your inquiry. Here you can cycle through all messages. - Answered by a verified UK Auto Mechanic. Come join the discussion about Bimmerfest events, production numbers, programming, performance, modifications, classifieds, troubleshooting, maintenance, and more! Bringing the BMW community together. I grabbed a quick video of. Member : Join Date: Mar 2006. 3) Let us know what Scan Tool or Diagnostic Software, such as INPA or ISTA, you have available. ERROR Code 2BA100 & 280D00 bmw x5 30d 2018 model. Warranty Information. gbalthrop said: ALL of the Fault Codes you list, including the KOMBI Message Error, NO Message from CAS, COULD be caused by interruption in the CAS Power Supply. EXHAUST TEMPERATURE ES#2642691983-1989. B. If they don't have sites like BMW fault codes and realoem bookmarked they should. This is sometimes caused by low battery voltage. Got the following codes: 133B04 - Valvetronic system ; no adjustment possible 133E10 - Valvetronic system: deactivated , adjustment fault too frequent CEL came on and after restarting the car, the CEL went away, and the codes were stored. 6-13. I found this complete list of OBD II codes for BMW's. Added automatic detection of P or hex code; Added improved data for P codes and hex codes linked to P codes; Added page for most requested codes; Added diagnostic information for certain codes; 1. Table a. BMW's Planned Obsolescence on certain engine parts Well then Doug Hoffman, consider yourself "righteous" for whatever reason. SIMO 436 Seat Position Detection Fault; Telecommunications Module. WELSCH325i I forgot to answer your one question about the airbag light. I've done a fair bit of googlefu and I think it's pointing towards my turbo actuator. . Initial problem was on 9/10/2018 at 52,446 miles. Terminal 50. #2 · Jul 30, 2011. System Too Lean (Bank 1) Learn More Fixes. 4752. Bmw Fehlercode Liste PDF Herunterladen. When we had the 2001 M///Roadster with the S-54 6 cylinder (bought brand new BMW) we attended "Homecoming" at the assembly plant in Greenville, SC. P2300 through P2399. Hex Codes are typically given by more advanced scanners. 1. Terminal 30F. All BMW fault codes and their meaning, BMW fault codes list and their descriptions. 00] Single 2a99 Fault Code. Access BMW CC-ID codes in E87, E90, E60, E63, X5 E70 to check reasons for warning and fault messages on your instrument cluster. 3 ohms, as when its running it may have more resistance. Location: edmonton alberta. . Bmw 545 2004. FOUND FAULTS FOR COOLANT PUMP. In any event, I have it on record if something comes up with the water pump in the near future. 3) Let us know what Scan Tool or Diagnostic Software, such as INPA or ISTA, you have available. Here is the BMW Fault Code Lookup Definition for that Fault Code, and a link to the Fault Information Sheet related to that code which provides "Service Notes" & other info: I have x5 35d 2012 and DDE is showing code 4862 4990 4873 40D4 48D1 and P2457. T:- 07921131952. Boost pressure - atmospheric pressure, comparison, boost pressure is too low. The world of diagnostic trouble codes can be overwhelming, but breaking down the 2AAF BMW code into its components reveals a wealth of information about your vehicle’s fuel system health. 2017 BMW 330ix MSport Estoril Blue - B46, ER Catless DP, ER Chargepipe, FTP Intake Charge Pipe, BMS Cone Intake, BMS OilCC, Bm3 Stage 2. Also, BMW has a service bulletin for these. It contains fault codes across all models broken down by ECU variant. E9x References 200720. What makes it possible to read your BMW’s fault codes? The fault memory in the BMW can be read out by connecting a diagnostic device to the vehicle. The car keeps blowing out hot and cold air even when I don't move the dial. I started with replacing the secondary air pump and check valve since. Code 2D2A will set when there is an issue with differential pressure sensor or a possible issue with the throttle valve opening and closing properly or an engine vacuum leak. The symptom was the fan high speed on/off after the engine warm up. OP: You should find a tool to read the freezeframe data of the fault code. #2bba00 Hex Color Code. Only a fault code 2A70 persists, but not in the dash. Location: Magnolia, TX. Oxygen Sensor (O2) Code 1222. 0. ) I have NO CLUE what the significance of each is, IF ANY. Check whether EGR valve is sticking, closes tightly and for fault code memory entries. 5 miles from leaving dealer got the "incorrect" message. I have a BMW-specific fault code reader and I regularly get the following codes: 255C00 - EGR actuator position control valve too far open / negative control deviation; 272E00 - Exhaust-gas recirculation valve plausibility. 15984 posts · Joined 2007. P1638; BMW 100001 Throttle valve, function:. . Code 2BB300 “diesel particulate sensor measuring electrode faulty. Posts: 251. related closely to S38 used in US M5/M6. net: passionné(e)s de BMW, visitez le forum pour en découvrir davantage. Ed in San Jose '97 540i 6 speed aspensilber over aubergine leather. 247. . U0122 BMW. Fault Code: 005E4E Fault Explanation:Check DSC sensor offset. The functional principle behind the particulate matter sensor is based on resistance measurement. E81 / E82 / E87 / E88Model Year: 2004 -. E81 / E82 / E87 / E88Model Year: 2004 - 2011. BMW Fault Codes (DTCs) Below is a comprehensive listing of BMW DTCs and. On inline-6 BMW engines, bank 1 refers to cylinders 1-3. 4,490. If you are using a Main labor code for another repair, use the Plus code labor operation 00 65 700 instead of 00 65 148. com * BMW E46 330i Hydro unit DSC/fastening/sensors. This code indicates a malfunction in the circuit of the diesel pressure control device in the ramp. It is the most comprehensive fault code database available online. FI Exhaust, xHP Stage 3 OTS. e 85 Degrees - 95 Degrees (Coolant water temp) . When I plugged in my code reader I got the below codes. Network Communication Codes. Covered under the terms of the BMW New Vehicle Limited Warranty for Passenger Cars and Light Trucks. 5E42: Wheel speed sensor rear right – air gap excessive. Tur offen - one or more doors are not closed. Below are the error codes for BMW (x5, e60, e39, e90, e46, e34, e38, e46, e32 and other models), but since manufacturers constantly change, add, remove some errors. I have removed the MAF sensor and cleaned it,. . E:- vanrevampwiltshire@yahoo. I’m trying to figure out which sensor this is and if it’s covered under a 10 year/120k extension - I have a letter somewhere stating there was an extension on a sensor (not NOX) that I. By the way coolant temp showing as 90. 1, M1. Code 1B5202 Fault Description Diagnosis monitors the voltage supply line of terminals 15 N_1 and KL87_1 for open circuit and short to ground. Learn More Fixes. See less See more Reactions: edw786 and IsaiahBucur. Description. It says the following. Creator C310 is much more powerful and supports more systems than generic OBD2 scanners or Bluetooth adapters. 4667 – partikal filter system. The sensor is in a tight spot at the. also showing in the diagnostics was faulty front offside abs sensor- replaced that for £20- this fault code disappeared but main 3 lights still on with 5DF5 fault. I followed the diagnosis procedure via ISTA for the IBS sensor and voltage/connection all seems good. Recently the EML has come on and after checking it with both ISTA and Bimmer Link diagnostics i get the following 2 codes: 24CF00 and 290B00 which are linked to air mass. Clearing the codes does not change the condition and they return upon x1 startup attempt. 2A5F Relay, ignition and injection system, supply voltage; fuel injection: Short circuit to B+. Of coursed, now my problem is understanding how to repair the issue that caused the code! Reply Quote. La liste complète des codes défaut BMW (Page 1) / Logiciels et outils de diagnostic BMW / ForumBMW. The symptoms are: ABS, Brake (yellow), 4x4, and TPMS light come on while driving. The ABS, DSC, and BRAKE lights don't stay lit ever, instead intermittently turning on and off. BMW Fault Codes Lookup. Code 2D2A will set when there is an issue with differential pressure sensor or a possible issue with the throttle valve opening and closing properly or an engine vacuum leak. 2 and M1. told rear nearside abs sensor often causes this problem without setting off its own fault code. I would think that if the intake cam were the issue then you would also be getting adjustment fault codes along with the 28A0. 1) The center lock button in the dashboard. my car has interesting problems. iTrader: ( 0) FWIW trying to clear the codes was a wasted effort, as the codes don't cause the fault, the fault causes the codes. j’ai ma BMW 316i E90 , j’ai eu l’erreur code: “TRA code” et le code : “CC-ID 167 Reset clock” et le code “CC-ID 430” transport mode actif , alors : 1 ) quand je programme le time , et après enlèvement de la clé , le temps s’efface. Searching for this code online seems to be a faulty diesel particulate sensor. Hi folks. I thought filter heater element failed, replaced with OEM, still same code appears. the doors keeps locked. Posts. Join Date: Jun 2021. DME input (E_U_IGN) although the overload protection relay for ignition and injection has switched off. BMW 5 series G30 G31 518d 520d 525d 530d 540xDrive M550d xDrive; BMW 6 series G32 GT Gran. 2. P1078. Car has new valve cover gaskets, valve stem seals, new maf sensor all new spark plugs and coils so it should be running good. The OBD 2 scan tool was able to diagnose the issue down to the seat belt pre tensioner, which is part of the SRS safety restraint system. Note: See this page for generic OBD-II codes (they start with P0***). Beside the codes, car starts and runs fine. Can't find any info about it, even with ISTA/D Rheinhold 2021. Sponsored Links #2 07-07-2019, 12:38 PM ard. 85,242 Answers. Covers F02, F10, F15, F25, F30, F31 models. Diesel (N47 - DDE 7. Join Date: Dec 2018. BMW. This information is provided solely for informational purposes. Tools: Set of sockets, Flathead screwdriver. 9 while running. Hello! I have a 2006 bmw 325i (N52 motor) I have been experiencing some weird problems lately where my battery constantly drains over night and wont start in the morning before work causing me to have to jump-start the car. I had some fault codes for my Nox sensor come up in my bmw 320i. 108 thoughts on “ BMW CC-ID codes fault. mr-fix. 000 km i hmgot this error : adblue system fault and on laptop the error code is : 2ac600 ( scr system. 0d with about 125,000km. Fault code 290b00 Air system air to egr air mass flow is related to the Problem with air intake into combustion engine through air filter. Each time you press it, it will add 1 to the code. A082 CAS Supply terminal 30E 30L; A085 CAS Fault road speed signal; A080 CAS Output wake-up line; 2F44 EWS preventing manipulation; A103 — CAS: immobilizer bus fault (in CAS) A0B2 Supply, terminal 30E; 4a63 BMW Fault Code “EWS Tampering or EWS. 5. P0191 – P0194. . There is a sensor after air filter at the intake pipe known as air mass sensor. We use cookies to give you the best possible experience on our website. Battery Draining. 328d DPF Sensor Codes. 12. 2A8800 - Engine speed picks up too slowly in an automatic start, or no driver detected during starting operation. 2DED DME: Power management, closed-circuit current violation . 4944 - DDE - presupply-pressure sensor, signal. #1 · Aug 24, 2021. 11. iTrader: Quote: Originally Posted by Billfitz. Hi, m8s! I have this BMW in my garage with the fault code 2ABB00 DC/DC converter (support during engine start) for support of electrical system, control activation: Open circuit in engine control module DME/DDE. BMW Fault code lookup lists a few MSV80 DMEs but does not delineate to the tenth. It indicates a problem with the fuel level sensor circuit system. I am having the same problem. jumpjoy78 said: It's petrol but it's only done just under 30,000. Join Date: October 2020. Once at 125F on the coolant temp, the idle sequence will change and should run on its own. Kuni BMW has put together a BMW fault code list of some of the most common codes you’ll see pop up on your dash. Stored in a heated garage for almost 3 months. BMW 520 2. It was a test to make sure his alternator was working properly, which at 13. 8, it is. E81 / E82 / E87 / E88Model Year: 2004 - 2011. Tab: $165. Oh no! I used ISTA-D v4. Zuendreihenfolge / Failure d - Code: BMW 29CE. Malfunction monitoring conditions The fault is detected when no voltage is applied at the. Posted on Jun 27, 2016. This twisting chafes the wires near the A/C lines (1).